Exemplo n.º 1
0
def t_makeLODF(quiet=False):
    """Tests for C{makeLODF}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    ntests = 31
    t_begin(ntests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_auction_case')
    verbose = 0  #not quiet

    ## load case
    ppc = loadcase(casefile)
    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0)
    r = rundcopf(ppc, ppopt)
    baseMVA, bus, gen, branch = r['baseMVA'], r['bus'], r['gen'], r['branch']
    _, bus, gen, branch = ext2int1(bus, gen, branch)

    ## compute injections and flows
    F0 = branch[:, PF]

    ## create some PTDF matrices
    H = makePTDF(baseMVA, bus, branch, 0)

    ## create some PTDF matrices
    try:
        LODF = makeLODF(branch, H)
    except ZeroDivisionError:
        pass

    ## take out non-essential lines one-by-one and see what happens
    ppc['bus'] = bus
    ppc['gen'] = gen
    branch0 = branch
    outages = r_[arange(12),
                 arange(13, 15),
                 arange(16, 18), [19],
                 arange(26, 33),
                 arange(34, 41)]
    for k in outages:
        ppc['branch'] = branch0.copy()
        ppc['branch'][k, BR_STATUS] = 0
        r, _ = rundcpf(ppc, ppopt)
        baseMVA, bus, gen, branch = \
                r['baseMVA'], r['bus'], r['gen'], r['branch']
        F = branch[:, PF]

        t_is(LODF[:, k], (F - F0) / F0[k], 6, 'LODF[:, %d]' % k)

    t_end()
def t_totcost(quiet=False):
    """Tests for code in C{totcost}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 22

    t_begin(n_tests, quiet)

    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost = array([
        [2, 0, 0, 3,   0.01,   0.1,    1,     0,    0,     0,  0,    0],
        [2, 0, 0, 5,   0.0006, 0.005,  0.04,  0.3,  2,     0,  0,    0],
        [1, 0, 0, 4,   0,      0,     10,   200,   20,   600, 30, 1200],
        [1, 0, 0, 4, -30,  -2400,    -20, -1800,  -10, -1000,  0,    0]
    ])

    t = 'totcost - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0])), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0])), [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0])), [1.24, 2, 0, 0], 8, t)

    t = 'totcost - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0])), [1, 2,      0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0])), [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0])), [1, 2.8096, 0, 0], 8, t)

    t = 'totcost - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, -10, 0 ])), [1, 2, -200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 5, 0 ])),   [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0])),   [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0])),   [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0])),   [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0])),   [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0])),   [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0])),   [1, 2, 1500, 0], 8, t)

    t = 'totcost - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, 10 ])), [1, 2, 0, 1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -5 ])), [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10])), [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15])), [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20])), [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25])), [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30])), [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35])), [1, 2, 0, -2700], 8, t)

    t_end()
Exemplo n.º 3
0
def t_makeLODF(quiet=False):
    """Tests for C{makeLODF}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    ntests = 31
    t_begin(ntests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_auction_case')
    verbose = 0#not quiet

    ## load case
    ppc = loadcase(casefile)
    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0)
    r = rundcopf(ppc, ppopt)
    baseMVA, bus, gen, branch = r['baseMVA'], r['bus'], r['gen'], r['branch']
    _, bus, gen, branch = ext2int1(bus, gen, branch)

    ## compute injections and flows
    F0  = branch[:, PF]

    ## create some PTDF matrices
    H = makePTDF(baseMVA, bus, branch, 0)

    ## create some PTDF matrices
    try:
        LODF = makeLODF(branch, H)
    except ZeroDivisionError:
        pass

    ## take out non-essential lines one-by-one and see what happens
    ppc['bus'] = bus
    ppc['gen'] = gen
    branch0 = branch
    outages = r_[arange(12), arange(13, 15), arange(16, 18),
                 [19], arange(26, 33), arange(34, 41)]
    for k in outages:
        ppc['branch'] = branch0.copy()
        ppc['branch'][k, BR_STATUS] = 0
        r, _ = rundcpf(ppc, ppopt)
        baseMVA, bus, gen, branch = \
                r['baseMVA'], r['bus'], r['gen'], r['branch']
        F = branch[:, PF]

        t_is(LODF[:, k], (F - F0) / F0[k], 6, 'LODF[:, %d]' % k)

    t_end()
Exemplo n.º 4
0
def t_totcost(quiet=False):
    """Tests for code in C{totcost}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 22

    t_begin(n_tests, quiet)

    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost = array([[2, 0, 0, 3, 0.01, 0.1, 1, 0, 0, 0, 0, 0],
                     [2, 0, 0, 5, 0.0006, 0.005, 0.04, 0.3, 2, 0, 0, 0],
                     [1, 0, 0, 4, 0, 0, 10, 200, 20, 600, 30, 1200],
                     [1, 0, 0, 4, -30, -2400, -20, -1800, -10, -1000, 0, 0]])

    t = 'totcost - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0])), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0])), [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0])), [1.24, 2, 0, 0], 8, t)

    t = 'totcost - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0])), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0])), [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0])), [1, 2.8096, 0, 0], 8, t)

    t = 'totcost - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, -10, 0])), [1, 2, -200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 5, 0])), [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0])), [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0])), [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0])), [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0])), [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0])), [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0])), [1, 2, 1500, 0], 8, t)

    t = 'totcost - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, 10])), [1, 2, 0, 1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -5])), [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10])), [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15])), [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20])), [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25])), [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30])), [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35])), [1, 2, 0, -2700], 8, t)

    t_end()
Exemplo n.º 5
0
def t_hasPQcap(quiet=False):
    """Tests for C{hasPQcap}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(4, quiet)

    ## generator data
    #	bus	Pg	Qg	Qmax	Qmin	Vg	mBase	status	Pmax	Pmin	Pc1	Pc2	Qc1min	Qc1max	Qc2min	Qc2max	ramp_agc	ramp_10	ramp_30	ramp_q	apf
    gen = array([
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 0,   0,  0,   0,  0,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20,  0,  12,  0,  2,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -15, 12, -15, 2,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 0,  -2,  0,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 15, -2,  15, 0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 12, -2,  2,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20,  0,  12,  0,  8,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -15, 12, -15, 8,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 0,  -8,  0,  0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 15, -8,  15, 0, 0, 0, 0, 0],
        [1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 12, -8,  8,  0, 0, 0, 0, 0]
    ])

    t = 'hasPQcap(gen)'
    t_is(hasPQcap(gen), [0,1,1,1,1,1,1,0,1,0,0], 12, t)

    t = 'hasPQcap(gen, \'B\')'
    t_is(hasPQcap(gen, 'B'), [0,1,1,1,1,1,1,0,1,0,0], 12, t)

    t = 'hasPQcap(gen, \'U\')'
    t_is(hasPQcap(gen, 'U'), [0,1,1,1,0,1,0,0,1,0,0], 12, t)

    t = 'hasPQcap(gen, \'L\')'
    t_is(hasPQcap(gen, 'L'), [0,1,0,1,1,1,1,0,0,0,0], 12, t)

    t_end()
Exemplo n.º 6
0
def t_qps_pypower(quiet=False):
    """Tests of C{qps_pypower} QP solvers.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    algs = [200, 250, 400, 500, 600, 700]
    names = ['PIPS', 'sc-PIPS', 'IPOPT', 'CPLEX', 'MOSEK', 'Gurobi']
    check = [None, None, 'ipopt', 'cplex', 'mosek', 'gurobipy']

    n = 36
    t_begin(n * len(algs), quiet)

    for k in range(len(algs)):
        if check[k] is not None and not have_fcn(check[k]):
            t_skip(n, '%s not installed' % names[k])
        else:
            opt = {'verbose': 0, 'alg': algs[k]}

            if names[k] == 'PIPS' or names[k] == 'sc-PIPS':
                opt['pips_opt'] = {}
                opt['pips_opt']['comptol'] = 1e-8
            if names[k] == 'CPLEX':
                #               alg = 0        ## default uses barrier method with NaN bug in lower lim multipliers
                alg = 2  ## use dual simplex
                ppopt = ppoption(CPLEX_LPMETHOD=alg,
                                 CPLEX_QPMETHOD=min([4, alg]))
                opt['cplex_opt'] = cplex_options([], ppopt)

            if names[k] == 'MOSEK':
                #                alg = 5        ## use dual simplex
                ppopt = ppoption()
                #                ppopt = ppoption(ppopt, MOSEK_LP_ALG = alg)
                ppopt = ppoption(ppopt, MOSEK_GAP_TOL=1e-9)
                opt['mosek_opt'] = mosek_options([], ppopt)

            t = '%s - 3-d LP : ' % names[k]
            ## example from 'doc linprog'
            c = array([-5, -4, -6], float)
            A = sparse([[1, -1, 1], [3, 2, 4], [3, 2, 0]], dtype=float)
            l = None
            u = array([20, 42, 30], float)
            xmin = array([0, 0, 0], float)
            x0 = None
            x, f, s, _, lam = qps_pypower(None, c, A, l, u, xmin, None, None,
                                          opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, [0, 15, 3], 6, [t, 'x'])
            t_is(f, -78, 6, [t, 'f'])
            t_is(lam['mu_l'], [0, 0, 0], 13, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], [0, 1.5, 0.5], 9, [t, 'lam.mu_u'])
            t_is(lam['lower'], [1, 0, 0], 9, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - unconstrained 3-d quadratic : ' % names[k]
            ## from http://www.akiti.ca/QuadProgEx0Constr.html
            H = sparse([[5, -2, -1], [-2, 4, 3], [-1, 3, 5]], dtype=float)
            c = array([2, -35, -47], float)
            x0 = array([0, 0, 0], float)
            x, f, s, _, lam = qps_pypower(H, c, opt=opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, [3, 5, 7], 8, [t, 'x'])
            t_is(f, -249, 13, [t, 'f'])
            t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
            t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
            t_is(lam['lower'], zeros(shape(x)), 13, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - constrained 2-d QP : ' % names[k]
            ## example from 'doc quadprog'
            H = sparse([[1, -1], [-1, 2]], dtype=float)
            c = array([-2, -6], float)
            A = sparse([[1, 1], [-1, 2], [2, 1]], dtype=float)
            l = None
            u = array([2, 2, 3], float)
            xmin = array([0, 0])
            x0 = None
            x, f, s, _, lam = qps_pypower(H, c, A, l, u, xmin, None, x0, opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, array([2., 4.]) / 3, 7, [t, 'x'])
            t_is(f, -74. / 9, 6, [t, 'f'])
            t_is(lam['mu_l'], [0., 0., 0.], 13, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], array([28., 4., 0.]) / 9, 7, [t, 'lam.mu_u'])
            t_is(lam['lower'], zeros(shape(x)), 8, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - constrained 4-d QP : ' % names[k]
            ## from http://www.jmu.edu/docs/sasdoc/sashtml/iml/chap8/sect12.htm
            H = sparse([[1003.1, 4.3, 6.3, 5.9], [4.3, 2.2, 2.1, 3.9],
                        [6.3, 2.1, 3.5, 4.8], [5.9, 3.9, 4.8, 10.0]])
            c = zeros(4)
            A = sparse([[1, 1, 1, 1], [0.17, 0.11, 0.10, 0.18]])
            l = array([1, 0.10])
            u = array([1, Inf])
            xmin = zeros(4)
            x0 = array([1, 0, 0, 1], float)
            x, f, s, _, lam = qps_pypower(H, c, A, l, u, xmin, None, x0, opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, array([0, 2.8, 0.2, 0]) / 3, 5, [t, 'x'])
            t_is(f, 3.29 / 3, 6, [t, 'f'])
            t_is(lam['mu_l'], array([6.58, 0]) / 3, 6, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], [0, 0], 13, [t, 'lam.mu_u'])
            t_is(lam['lower'], [2.24, 0, 0, 1.7667], 4, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - (dict) constrained 4-d QP : ' % names[k]
            p = {
                'H': H,
                'A': A,
                'l': l,
                'u': u,
                'xmin': xmin,
                'x0': x0,
                'opt': opt
            }
            x, f, s, _, lam = qps_pypower(p)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, array([0, 2.8, 0.2, 0]) / 3, 5, [t, 'x'])
            t_is(f, 3.29 / 3, 6, [t, 'f'])
            t_is(lam['mu_l'], array([6.58, 0]) / 3, 6, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], [0, 0], 13, [t, 'lam.mu_u'])
            t_is(lam['lower'], [2.24, 0, 0, 1.7667], 4, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - infeasible LP : ' % names[k]
            p = {
                'A': sparse([1, 1]),
                'c': array([1, 1]),
                'u': array([-1]),
                'xmin': array([0, 0]),
                'opt': opt
            }
            x, f, s, _, lam = qps_pypower(p)
            t_ok(s <= 0, [t, 'no success'])

    t_end()
Exemplo n.º 7
0
def t_pf(quiet=False):
    """Tests for power flow solvers.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(33, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_pf')
    verbose = not quiet

    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0)

    ## get solved AC power flow case from MAT-file
    ## defines bus_soln, gen_soln, branch_soln
    soln9_pf = loadmat(join(tdir, 'soln9_pf.mat'), struct_as_record=False)
    bus_soln = soln9_pf['bus_soln']
    gen_soln = soln9_pf['gen_soln']
    branch_soln = soln9_pf['branch_soln']

    ## run Newton PF
    t = 'Newton PF : ';
    ppopt = ppoption(ppopt, PF_ALG=1)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## run fast-decoupled PF (XB version)
    t = 'Fast Decoupled (XB) PF : ';
    ppopt = ppoption(ppopt, PF_ALG=2)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## run fast-decoupled PF (BX version)
    t = 'Fast Decoupled (BX) PF : ';
    ppopt = ppoption(ppopt, PF_ALG=3)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## run Gauss-Seidel PF
    t = 'Gauss-Seidel PF : ';
    ppopt = ppoption(ppopt, PF_ALG=4)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 5, [t, 'bus'])
    t_is(gen, gen_soln, 5, [t, 'gen'])
    t_is(branch, branch_soln, 5, [t, 'branch'])

    ## get solved AC power flow case from MAT-file
    ## defines bus_soln, gen_soln, branch_soln
    soln9_dcpf = loadmat(join(tdir, 'soln9_dcpf.mat'), struct_as_record=False)
    bus_soln = soln9_dcpf['bus_soln']
    gen_soln = soln9_dcpf['gen_soln']
    branch_soln = soln9_dcpf['branch_soln']

    ## run DC PF
    t = 'DC PF : '
    results, success = rundcpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## check Qg distribution, when Qmin = Qmax
    t = 'check Qg : '
    ppopt = ppoption(ppopt, PF_ALG=1, VERBOSE=0)
    ppc = loadcase(casefile)
    ppc['gen'][0, [QMIN, QMAX]] = [20, 20]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0, QG], 24.07, 2, [t, 'single gen, Qmin = Qmax'])

    ppc['gen'] = r_[array([ ppc['gen'][0, :] ]), ppc['gen']]
    ppc['gen'][0, [QMIN, QMAX]] = [10, 10]
    ppc['gen'][1, [QMIN, QMAX]] = [ 0, 50]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [10, 14.07], 2, [t, '2 gens, Qmin = Qmax for one'])

    ppc['gen'][0, [QMIN, QMAX]] = [10, 10]
    ppc['gen'][1, [QMIN, QMAX]] = [-50, -50]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [12.03, 12.03], 2, [t, '2 gens, Qmin = Qmax for both'])

    ppc['gen'][0, [QMIN, QMAX]] = [0,  50]
    ppc['gen'][1, [QMIN, QMAX]] = [0, 100]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [8.02, 16.05], 2, [t, '2 gens, proportional'])

    ppc['gen'][0, [QMIN, QMAX]] = [-50, 0]
    ppc['gen'][1, [QMIN, QMAX]] = [50, 150]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [-50 + 8.02, 50 + 16.05], 2, [t, '2 gens, proportional'])

    ## network with islands
    t = 'network w/islands : DC PF : '
    ppc0 = loadcase(casefile)
    ppc0['gen'][0, PG] = 60
    ppc0['gen'][0, [PMIN, PMAX, QMIN, QMAX, PG, QG]] = \
            ppc0['gen'][0, [PMIN, PMAX, QMIN, QMAX, PG, QG]] / 2
    ppc0['gen'] = r_[array([ ppc0['gen'][0, :] ]), ppc0['gen']]
    ppc1 = ppc0.copy()
    ppc  = ppc0.copy()
    nb = ppc['bus'].shape[0]
    ppc1['bus'][:, BUS_I]       = ppc1['bus'][:, BUS_I] + nb
    ppc1['branch'][:, F_BUS]    = ppc1['branch'][:, F_BUS] + nb
    ppc1['branch'][:, T_BUS]    = ppc1['branch'][:, T_BUS] + nb
    ppc1['gen'][:, GEN_BUS]     = ppc1['gen'][:, GEN_BUS] + nb
    ppc['bus']           = r_[ppc['bus'], ppc1['bus']]
    ppc['branch']        = r_[ppc['branch'], ppc1['branch']]
    ppc['gen']           = r_[ppc['gen'], ppc1['gen']]
    #ppopt = ppoption(ppopt, OUT_BUS=1, OUT_GEN=1, OUT_ALL=-1, VERBOSE=2)
    ppopt = ppoption(ppopt, VERBOSE=verbose)
    r = rundcpf(ppc, ppopt)
    t_is(r['bus'][  :9,  VA], bus_soln[:, VA], 8, [t, 'voltage angles 1'])
    t_is(r['bus'][10:18, VA], bus_soln[:, VA], 8, [t, 'voltage angles 2'])
    Pg = r_[gen_soln[0, PG] - 30, 30, gen_soln[1:3, PG]]
    t_is(r['gen'][ :4, PG], Pg, 8, [t, 'active power generation 1'])
    t_is(r['gen'][4:8, PG], Pg, 8, [t, 'active power generation 1'])

    t = 'network w/islands : AC PF : '
    ## get solved AC power flow case from MAT-file
    soln9_pf = loadmat(join(tdir, 'soln9_pf.mat'), struct_as_record=False)
    bus_soln = soln9_pf['bus_soln']
    gen_soln = soln9_pf['gen_soln']
    branch_soln = soln9_pf['branch_soln']
    r = runpf(ppc, ppopt)
    t_is(r['bus'][ :9,  VA], bus_soln[:, VA], 8, [t, 'voltage angles 1'])
    t_is(r['bus'][9:18, VA], bus_soln[:, VA], 8, [t, 'voltage angles 2'])
    Pg = r_[gen_soln[0, PG] - 30, 30, gen_soln[1:3, PG]]
    t_is(r['gen'][ :4, PG], Pg, 8, [t, 'active power generation 1'])
    t_is(r['gen'][4:8, PG], Pg, 8, [t, 'active power generation 1'])

    t_end()
Exemplo n.º 8
0
def t_pips(quiet=False):
    """Tests of pips NLP solver.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(60, quiet)

    t = 'unconstrained banana function : '
    ## from MATLAB Optimization Toolbox's bandem.m
    f_fcn = f2
    x0 = array([-1.9, 2])
    # solution = pips(f_fcn, x0, opt={'verbose': 2})
    solution = pips(f_fcn, x0)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1, 1], 13, [t, 'x'])
    t_is(f, 0, 13, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    t = 'unconstrained 3-d quadratic : '
    ## from http://www.akiti.ca/QuadProgEx0Constr.html
    f_fcn = f3
    x0 = array([0, 0, 0], float)
    # solution = pips(f_fcn, x0, opt={'verbose': 2})
    solution = pips(f_fcn, x0)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [3, 5, 7], 13, [t, 'x'])
    t_is(f, -244, 13, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    t = 'constrained 4-d QP : '
    ## from http://www.jmu.edu/docs/sasdoc/sashtml/iml/chap8/sect12.htm
    f_fcn = f4
    x0 = array([1.0, 0.0, 0.0, 1.0])
    A = array([
        [1.0,  1.0,  1.0,  1.0 ],
        [0.17, 0.11, 0.10, 0.18]
    ])
    l = array([1,  0.10])
    u = array([1.0, Inf])
    xmin = zeros(4)
    # solution = pips(f_fcn, x0, A, l, u, xmin, opt={'verbose': 2})
    solution = pips(f_fcn, x0, A, l, u, xmin)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, array([0, 2.8, 0.2, 0]) / 3, 6, [t, 'x'])
    t_is(f, 3.29 / 3, 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['mu_l'], array([6.58, 0]) / 3, 6, [t, 'lam.mu_l'])
    t_is(lam['mu_u'], array([0, 0]), 13, [t, 'lam.mu_u'])
    t_is(lam['lower'], array([2.24, 0, 0, 1.7667]), 4, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    # H = array([
    #     [1003.1, 4.3, 6.3,  5.9],
    #     [   4.3, 2.2, 2.1,  3.9],
    #     [   6.3, 2.1, 3.5,  4.8],
    #     [   5.9, 3.9, 4.8, 10.0]
    # ])
    # c = zeros(4)
    # ## check with quadprog (for dev testing only)
    # x, f, s, out, lam = quadprog(H,c,-A(2,:), -0.10, A(1,:), 1, xmin)
    # t_is(s, 1, 13, [t, 'success'])
    # t_is(x, [0 2.8 0.2 0]/3, 6, [t, 'x'])
    # t_is(f, 3.29/3, 6, [t, 'f'])
    # t_is(lam['eqlin'], -6.58/3, 6, [t, 'lam.eqlin'])
    # t_is(lam.['ineqlin'], 0, 13, [t, 'lam.ineqlin'])
    # t_is(lam['lower'], [2.24001.7667], 4, [t, 'lam[\'lower\']'])
    # t_is(lam['upper'], [0000], 13, [t, 'lam[\'upper\']'])

    t = 'constrained 2-d nonlinear : '
    ## from http://en.wikipedia.org/wiki/Nonlinear_programming#2-dimensional_example
    f_fcn = f5
    gh_fcn = gh5
    hess_fcn = hess5
    x0 = array([1.1, 0.0])
    xmin = zeros(2)
    # xmax = 3 * ones(2, 1)
    # solution = pips(f_fcn, x0, xmin=xmin, gh_fcn=gh_fcn, hess_fcn=hess_fcn, opt={'verbose': 2})
    solution = pips(f_fcn, x0, xmin=xmin, gh_fcn=gh_fcn, hess_fcn=hess_fcn)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1, 1], 6, [t, 'x'])
    t_is(f, -2, 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['ineqnonlin'], array([0, 0.5]), 6, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])
    # ## check with fmincon (for dev testing only)
    # # fmoptions = optimset('Algorithm', 'interior-point')
    # # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], xmin, [], gh_fcn, fmoptions)
    # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], [], [], gh_fcn)
    # t_is(s, 1, 13, [t, 'success'])
    # t_is(x, [1 1], 4, [t, 'x'])
    # t_is(f, -2, 6, [t, 'f'])
    # t_is(lam.ineqnonlin, [00.5], 6, [t, 'lam.ineqnonlin'])

    t = 'constrained 3-d nonlinear : '
    ## from http://en.wikipedia.org/wiki/Nonlinear_programming#3-dimensional_example
    f_fcn = f6
    gh_fcn = gh6
    hess_fcn = hess6
    x0 = array([1.0, 1.0, 0.0])
    # solution = pips(f_fcn, x0, gh_fcn=gh_fcn, hess_fcn=hess_fcn, opt={'verbose': 2, 'comptol': 1e-9})
    solution = pips(f_fcn, x0, gh_fcn=gh_fcn, hess_fcn=hess_fcn)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1.58113883, 2.23606798, 1.58113883], 6, [t, 'x'])
    t_is(f, -5 * sqrt(2), 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['ineqnonlin'], array([0, sqrt(2) / 2]), 7, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])
    # ## check with fmincon (for dev testing only)
    # # fmoptions = optimset('Algorithm', 'interior-point')
    # # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], xmin, [], gh_fcn, fmoptions)
    # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], [], [], gh_fcn)
    # t_is(s, 1, 13, [t, 'success'])
    # t_is(x, [1.58113883 2.23606798 1.58113883], 4, [t, 'x'])
    # t_is(f, -5*sqrt(2), 8, [t, 'f'])
    # t_is(lam.ineqnonlin, [0sqrt(2)/2], 8, [t, 'lam.ineqnonlin'])

    t = 'constrained 3-d nonlinear (dict) : '
    p = {'f_fcn': f_fcn, 'x0': x0, 'gh_fcn': gh_fcn, 'hess_fcn': hess_fcn}
    solution = pips(p)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1.58113883, 2.23606798, 1.58113883], 6, [t, 'x'])
    t_is(f, -5 * sqrt(2), 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['ineqnonlin'], [0, sqrt(2) / 2], 7, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    t = 'constrained 4-d nonlinear : '
    ## Hock & Schittkowski test problem #71
    f_fcn = f7
    gh_fcn = gh7
    hess_fcn = hess7
    x0 = array([1.0, 5.0, 5.0, 1.0])
    xmin = ones(4)
    xmax = 5 * xmin
    # solution = pips(f_fcn, x0, xmin=xmin, xmax=xmax, gh_fcn=gh_fcn, hess_fcn=hess_fcn, opt={'verbose': 2, 'comptol': 1e-9})
    solution = pips(f_fcn, x0, xmin=xmin, xmax=xmax, gh_fcn=gh_fcn, hess_fcn=hess_fcn)
    x, f, s, lam, _ = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1, 4.7429994, 3.8211503, 1.3794082], 6, [t, 'x'])
    t_is(f, 17.0140173, 6, [t, 'f'])
    t_is(lam['eqnonlin'], 0.1614686, 5, [t, 'lam.eqnonlin'])
    t_is(lam['ineqnonlin'], 0.55229366, 5, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], [1.08787121024, 0, 0, 0], 5, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 7, [t, 'lam[\'upper\']'])

    t_end()
Exemplo n.º 9
0
def t_dcline(quiet=False):
    """Tests for DC line extension in L{{toggle_dcline}.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    num_tests = 50

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_dcline')
    if quiet:
        verbose = False
    else:
        verbose = False

    t0 = ''
    ppopt = ppoption(OPF_VIOLATION=1e-6,
                     PDIPM_GRADTOL=1e-8,
                     PDIPM_COMPTOL=1e-8,
                     PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OPF_ALG=560, OPF_ALG_DC=200)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose)

    ## set up indices
    ib_data = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
    ib_voltage = arange(VM, VA + 1)
    ib_lam = arange(LAM_P, LAM_Q + 1)
    ib_mu = arange(MU_VMAX, MU_VMIN + 1)
    ig_data = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
    ig_disp = array([PG, QG, VG])
    ig_mu = arange(MU_PMAX, MU_QMIN + 1)
    ibr_data = arange(ANGMAX + 1)
    ibr_flow = arange(PF, QT + 1)
    ibr_mu = array([MU_SF, MU_ST])
    ibr_angmu = array([MU_ANGMIN, MU_ANGMAX])

    ## load case
    ppc0 = loadcase(casefile)
    del ppc0['dclinecost']
    ppc = ppc0
    ppc = toggle_dcline(ppc, 'on')
    ppc = toggle_dcline(ppc, 'off')
    ndc = ppc['dcline'].shape[0]

    ## run AC OPF w/o DC lines
    t = ''.join([t0, 'AC OPF (no DC lines) : '])
    r0 = runopf(ppc0, ppopt)
    success = r0['success']
    t_ok(success, [t, 'success'])
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    t_is(r['f'], r0['f'], 8, [t, 'f'])
    t_is(r['bus'][:, ib_data], r0['bus'][:, ib_data], 10, [t, 'bus data'])
    t_is(r['bus'][:, ib_voltage], r0['bus'][:, ib_voltage], 3,
         [t, 'bus voltage'])
    t_is(r['bus'][:, ib_lam], r0['bus'][:, ib_lam], 3, [t, 'bus lambda'])
    t_is(r['bus'][:, ib_mu], r0['bus'][:, ib_mu], 2, [t, 'bus mu'])
    t_is(r['gen'][:, ig_data], r0['gen'][:, ig_data], 10, [t, 'gen data'])
    t_is(r['gen'][:, ig_disp], r0['gen'][:, ig_disp], 3, [t, 'gen dispatch'])
    t_is(r['gen'][:, ig_mu], r0['gen'][:, ig_mu], 3, [t, 'gen mu'])
    t_is(r['branch'][:, ibr_data], r0['branch'][:, ibr_data], 10,
         [t, 'branch data'])
    t_is(r['branch'][:, ibr_flow], r0['branch'][:, ibr_flow], 3,
         [t, 'branch flow'])
    t_is(r['branch'][:, ibr_mu], r0['branch'][:, ibr_mu], 2, [t, 'branch mu'])

    t = ''.join([t0, 'AC PF (no DC lines) : '])
    ppc1 = {
        'baseMVA': r['baseMVA'],
        'bus': r['bus'][:, :VMIN + 1].copy(),
        'gen': r['gen'][:, :APF + 1].copy(),
        'branch': r['branch'][:, :ANGMAX + 1].copy(),
        'gencost': r['gencost'].copy(),
        'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()
    }
    ppc1['bus'][:, VM] = 1
    ppc1['bus'][:, VA] = 0
    rp = runpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(rp['bus'][:, ib_voltage], r['bus'][:, ib_voltage], 3,
         [t, 'bus voltage'])
    t_is(rp['gen'][:, ig_disp], r['gen'][:, ig_disp], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:, ibr_flow], r['branch'][:, ibr_flow], 3,
         [t, 'branch flow'])

    ## run with DC lines
    t = ''.join([t0, 'AC OPF (with DC lines) : '])
    ppc = toggle_dcline(ppc, 'on')
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    expected = array([[10, 8.9, -10, 10, 1.0674, 1.0935],
                      [2.2776, 2.2776, 0, 0, 1.0818, 1.0665],
                      [0, 0, 0, 0, 1.0000, 1.0000],
                      [10, 9.5, 0.0563, -10, 1.0778, 1.0665]])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected, 4, [t, 'P Q V'])
    expected = array([[0, 0.8490, 0.6165, 0, 0, 0.2938],
                      [0, 0, 0, 0.4290, 0.0739, 0], [0, 0, 0, 0, 0, 0],
                      [0, 7.2209, 0, 0, 0.0739, 0]])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected, 3, [t, 'mu'])

    t = ''.join([t0, 'AC PF (with DC lines) : '])
    ppc1 = {
        'baseMVA': r['baseMVA'],
        'bus': r['bus'][:, :VMIN + 1].copy(),
        'gen': r['gen'][:, :APF + 1].copy(),
        'branch': r['branch'][:, :ANGMAX + 1].copy(),
        'gencost': r['gencost'].copy(),
        'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()
    }
    ppc1 = toggle_dcline(ppc1, 'on')
    ppc1['bus'][:, VM] = 1
    ppc1['bus'][:, VA] = 0
    rp = runpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(rp['bus'][:, ib_voltage], r['bus'][:, ib_voltage], 3,
         [t, 'bus voltage'])
    #t_is(   rp['gen'][:,ig_disp   ],    r['gen'][:,ig_disp   ], 3, [t, 'gen dispatch'])
    t_is(rp['gen'][:2, ig_disp], r['gen'][:2, ig_disp], 3, [t, 'gen dispatch'])
    t_is(rp['gen'][2, PG], r['gen'][2, PG], 3, [t, 'gen dispatch'])
    t_is(rp['gen'][2, QG] + rp['dcline'][0, c.QF],
         r['gen'][2, QG] + r['dcline'][0, c.QF], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:, ibr_flow], r['branch'][:, ibr_flow], 3,
         [t, 'branch flow'])

    ## add appropriate P and Q injections and check angles and generation when running PF
    t = ''.join([t0, 'AC PF (with equivalent injections) : '])
    ppc1 = {
        'baseMVA': r['baseMVA'],
        'bus': r['bus'][:, :VMIN + 1].copy(),
        'gen': r['gen'][:, :APF + 1].copy(),
        'branch': r['branch'][:, :ANGMAX + 1].copy(),
        'gencost': r['gencost'].copy(),
        'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()
    }
    ppc1['bus'][:, VM] = 1
    ppc1['bus'][:, VA] = 0
    for k in range(ndc):
        if ppc1['dcline'][k, c.BR_STATUS]:
            ff = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.F_BUS])
            tt = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.T_BUS])
            ppc1['bus'][ff, PD] = ppc1['bus'][ff, PD] + r['dcline'][k, c.PF]
            ppc1['bus'][ff, QD] = ppc1['bus'][ff, QD] - r['dcline'][k, c.QF]
            ppc1['bus'][tt, PD] = ppc1['bus'][tt, PD] - r['dcline'][k, c.PT]
            ppc1['bus'][tt, QD] = ppc1['bus'][tt, QD] - r['dcline'][k, c.QT]
            ppc1['bus'][ff, VM] = r['dcline'][k, c.VF]
            ppc1['bus'][tt, VM] = r['dcline'][k, c.VT]
            ppc1['bus'][ff, BUS_TYPE] = PV
            ppc1['bus'][tt, BUS_TYPE] = PV

    rp = runpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(rp['bus'][:, ib_voltage], r['bus'][:, ib_voltage], 3,
         [t, 'bus voltage'])
    t_is(rp['gen'][:, ig_disp], r['gen'][:, ig_disp], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:, ibr_flow], r['branch'][:, ibr_flow], 3,
         [t, 'branch flow'])

    ## test DC OPF
    t = ''.join([t0, 'DC OPF (with DC lines) : '])
    ppc = ppc0.copy()
    ppc['gen'][0, PMIN] = 10
    ppc['branch'][4, RATE_A] = 100
    ppc = toggle_dcline(ppc, 'on')
    r = rundcopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    expected = array([[10, 8.9, 0, 0, 1.01, 1], [2, 2, 0, 0, 1, 1],
                      [0, 0, 0, 0, 1, 1], [10, 9.5, 0, 0, 1, 0.98]])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected, 4, [t, 'P Q V'])
    expected = array([[0, 1.8602, 0, 0, 0, 0], [1.8507, 0, 0, 0, 0, 0],
                      [0, 0, 0, 0, 0, 0], [0, 0.2681, 0, 0, 0, 0]])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected, 3, [t, 'mu'])

    t = ''.join([t0, 'DC PF (with DC lines) : '])
    ppc1 = {
        'baseMVA': r['baseMVA'],
        'bus': r['bus'][:, :VMIN + 1].copy(),
        'gen': r['gen'][:, :APF + 1].copy(),
        'branch': r['branch'][:, :ANGMAX + 1].copy(),
        'gencost': r['gencost'].copy(),
        'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()
    }
    ppc1 = toggle_dcline(ppc1, 'on')
    ppc1['bus'][:, VA] = 0
    rp = rundcpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(rp['bus'][:, ib_voltage], r['bus'][:, ib_voltage], 3,
         [t, 'bus voltage'])
    t_is(rp['gen'][:, ig_disp], r['gen'][:, ig_disp], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:, ibr_flow], r['branch'][:, ibr_flow], 3,
         [t, 'branch flow'])

    ## add appropriate P injections and check angles and generation when running PF
    t = ''.join([t0, 'DC PF (with equivalent injections) : '])
    ppc1 = {
        'baseMVA': r['baseMVA'],
        'bus': r['bus'][:, :VMIN + 1].copy(),
        'gen': r['gen'][:, :APF + 1].copy(),
        'branch': r['branch'][:, :ANGMAX + 1].copy(),
        'gencost': r['gencost'].copy(),
        'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()
    }
    ppc1['bus'][:, VA] = 0
    for k in range(ndc):
        if ppc1['dcline'][k, c.BR_STATUS]:
            ff = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.F_BUS])
            tt = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.T_BUS])
            ppc1['bus'][ff, PD] = ppc1['bus'][ff, PD] + r['dcline'][k, c.PF]
            ppc1['bus'][tt, PD] = ppc1['bus'][tt, PD] - r['dcline'][k, c.PT]
            ppc1['bus'][ff, BUS_TYPE] = PV
            ppc1['bus'][tt, BUS_TYPE] = PV

    rp = rundcpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(rp['bus'][:, ib_voltage], r['bus'][:, ib_voltage], 3,
         [t, 'bus voltage'])
    t_is(rp['gen'][:, ig_disp], r['gen'][:, ig_disp], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:, ibr_flow], r['branch'][:, ibr_flow], 3,
         [t, 'branch flow'])

    ## run with DC lines
    t = ''.join([t0, 'AC OPF (with DC lines + poly cost) : '])
    ppc = loadcase(casefile)
    ppc = toggle_dcline(ppc, 'on')
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    expected1 = array([[10, 8.9, -10, 10, 1.0663, 1.0936],
                       [7.8429, 7.8429, 0, 0, 1.0809, 1.0667],
                       [0, 0, 0, 0, 1.0000, 1.0000],
                       [6.0549, 5.7522, -0.5897, -10, 1.0778, 1.0667]])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected1, 4, [t, 'P Q V'])
    expected2 = array([[0, 0.7605, 0.6226, 0, 0, 0.2980],
                       [0, 0, 0, 0.4275, 0.0792, 0], [0, 0, 0, 0, 0, 0],
                       [0, 0, 0, 0, 0.0792, 0]])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected2, 3, [t, 'mu'])

    ppc['dclinecost'][3, :8] = array([2, 0, 0, 4, 0, 0, 7.3, 0])
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected1, 4, [t, 'P Q V'])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected2, 3, [t, 'mu'])

    t = ''.join([t0, 'AC OPF (with DC lines + pwl cost) : '])
    ppc['dclinecost'][3, :8] = array([1, 0, 0, 2, 0, 0, 10, 73])
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected1, 4, [t, 'P Q V'])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected2, 3, [t, 'mu'])

    t_end()
Exemplo n.º 10
0
def t_hessian(quiet=False):
    """Numerical tests of 2nd derivative code.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(44, quiet)

    ## run powerflow to get solved case
    ppopt = ppoption(VERBOSE=0, OUT_ALL=0)
    results, _ = runpf(case30(), ppopt)
    baseMVA, bus, gen, branch = \
        results['baseMVA'], results['bus'], results['gen'], results['branch']

    ## switch to internal bus numbering and build admittance matrices
    _, bus, gen, branch = ext2int1(bus, gen, branch)
    Ybus, Yf, Yt = makeYbus(baseMVA, bus, branch)
    Vm = bus[:, VM]
    Va = bus[:, VA] * (pi / 180)
    V = Vm * exp(1j * Va)
    f = branch[:, F_BUS]       ## list of "from" buses
    t = branch[:, T_BUS]       ## list of "to" buses
    nl = len(f)
    nb = len(V)
    Cf = sparse((ones(nl), (range(nl), f)), (nl, nb))  ## connection matrix for line & from buses
    Ct = sparse((ones(nl), (range(nl), t)), (nl, nb))  ## connection matrix for line & to buses
    pert = 1e-8

    ##-----  check d2Sbus_dV2 code  -----
    t = ' - d2Sbus_dV2 (complex power injections)'
    lam = 10 * random.rand(nb)
    num_Haa = zeros((nb, nb), complex)
    num_Hav = zeros((nb, nb), complex)
    num_Hva = zeros((nb, nb), complex)
    num_Hvv = zeros((nb, nb), complex)
    dSbus_dVm, dSbus_dVa = dSbus_dV(Ybus, V)
    Haa, Hav, Hva, Hvv = d2Sbus_dV2(Ybus, V, lam)
    for i in range(nb):
        Vap = V.copy()
        Vap[i] = Vm[i] * exp(1j * (Va[i] + pert))
        dSbus_dVm_ap, dSbus_dVa_ap = dSbus_dV(Ybus, Vap)
        num_Haa[:, i] = (dSbus_dVa_ap - dSbus_dVa).T * lam / pert
        num_Hva[:, i] = (dSbus_dVm_ap - dSbus_dVm).T * lam / pert

        Vmp = V.copy()
        Vmp[i] = (Vm[i] + pert) * exp(1j * Va[i])
        dSbus_dVm_mp, dSbus_dVa_mp = dSbus_dV(Ybus, Vmp)
        num_Hav[:, i] = (dSbus_dVa_mp - dSbus_dVa).T * lam / pert
        num_Hvv[:, i] = (dSbus_dVm_mp - dSbus_dVm).T * lam / pert

    t_is(Haa.todense(), num_Haa, 4, ['Haa', t])
    t_is(Hav.todense(), num_Hav, 4, ['Hav', t])
    t_is(Hva.todense(), num_Hva, 4, ['Hva', t])
    t_is(Hvv.todense(), num_Hvv, 4, ['Hvv', t])

    ##-----  check d2Sbr_dV2 code  -----
    t = ' - d2Sbr_dV2 (complex power flows)'
    lam = 10 * random.rand(nl)
    # lam = [1 zeros(nl-1, 1)]
    num_Gfaa = zeros((nb, nb), complex)
    num_Gfav = zeros((nb, nb), complex)
    num_Gfva = zeros((nb, nb), complex)
    num_Gfvv = zeros((nb, nb), complex)
    num_Gtaa = zeros((nb, nb), complex)
    num_Gtav = zeros((nb, nb), complex)
    num_Gtva = zeros((nb, nb), complex)
    num_Gtvv = zeros((nb, nb), complex)
    dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, _, _ = dSbr_dV(branch, Yf, Yt, V)
    Gfaa, Gfav, Gfva, Gfvv = d2Sbr_dV2(Cf, Yf, V, lam)
    Gtaa, Gtav, Gtva, Gtvv = d2Sbr_dV2(Ct, Yt, V, lam)
    for i in range(nb):
        Vap = V.copy()
        Vap[i] = Vm[i] * exp(1j * (Va[i] + pert))
        dSf_dVa_ap, dSf_dVm_ap, dSt_dVa_ap, dSt_dVm_ap, Sf_ap, St_ap = \
            dSbr_dV(branch, Yf, Yt, Vap)
        num_Gfaa[:, i] = (dSf_dVa_ap - dSf_dVa).T * lam / pert
        num_Gfva[:, i] = (dSf_dVm_ap - dSf_dVm).T * lam / pert
        num_Gtaa[:, i] = (dSt_dVa_ap - dSt_dVa).T * lam / pert
        num_Gtva[:, i] = (dSt_dVm_ap - dSt_dVm).T * lam / pert

        Vmp = V.copy()
        Vmp[i] = (Vm[i] + pert) * exp(1j * Va[i])
        dSf_dVa_mp, dSf_dVm_mp, dSt_dVa_mp, dSt_dVm_mp, Sf_mp, St_mp = \
            dSbr_dV(branch, Yf, Yt, Vmp)
        num_Gfav[:, i] = (dSf_dVa_mp - dSf_dVa).T * lam / pert
        num_Gfvv[:, i] = (dSf_dVm_mp - dSf_dVm).T * lam / pert
        num_Gtav[:, i] = (dSt_dVa_mp - dSt_dVa).T * lam / pert
        num_Gtvv[:, i] = (dSt_dVm_mp - dSt_dVm).T * lam / pert

    t_is(Gfaa.todense(), num_Gfaa, 4, ['Gfaa', t])
    t_is(Gfav.todense(), num_Gfav, 4, ['Gfav', t])
    t_is(Gfva.todense(), num_Gfva, 4, ['Gfva', t])
    t_is(Gfvv.todense(), num_Gfvv, 4, ['Gfvv', t])

    t_is(Gtaa.todense(), num_Gtaa, 4, ['Gtaa', t])
    t_is(Gtav.todense(), num_Gtav, 4, ['Gtav', t])
    t_is(Gtva.todense(), num_Gtva, 4, ['Gtva', t])
    t_is(Gtvv.todense(), num_Gtvv, 4, ['Gtvv', t])

    ##-----  check d2Ibr_dV2 code  -----
    t = ' - d2Ibr_dV2 (complex currents)'
    lam = 10 * random.rand(nl)
    # lam = [1, zeros(nl-1)]
    num_Gfaa = zeros((nb, nb), complex)
    num_Gfav = zeros((nb, nb), complex)
    num_Gfva = zeros((nb, nb), complex)
    num_Gfvv = zeros((nb, nb), complex)
    num_Gtaa = zeros((nb, nb), complex)
    num_Gtav = zeros((nb, nb), complex)
    num_Gtva = zeros((nb, nb), complex)
    num_Gtvv = zeros((nb, nb), complex)
    dIf_dVa, dIf_dVm, dIt_dVa, dIt_dVm, _, _ = dIbr_dV(branch, Yf, Yt, V)
    Gfaa, Gfav, Gfva, Gfvv = d2Ibr_dV2(Yf, V, lam)

    Gtaa, Gtav, Gtva, Gtvv = d2Ibr_dV2(Yt, V, lam)
    for i in range(nb):
        Vap = V.copy()
        Vap[i] = Vm[i] * exp(1j * (Va[i] + pert))
        dIf_dVa_ap, dIf_dVm_ap, dIt_dVa_ap, dIt_dVm_ap, If_ap, It_ap = \
            dIbr_dV(branch, Yf, Yt, Vap)
        num_Gfaa[:, i] = (dIf_dVa_ap - dIf_dVa).T * lam / pert
        num_Gfva[:, i] = (dIf_dVm_ap - dIf_dVm).T * lam / pert
        num_Gtaa[:, i] = (dIt_dVa_ap - dIt_dVa).T * lam / pert
        num_Gtva[:, i] = (dIt_dVm_ap - dIt_dVm).T * lam / pert

        Vmp = V.copy()
        Vmp[i] = (Vm[i] + pert) * exp(1j * Va[i])
        dIf_dVa_mp, dIf_dVm_mp, dIt_dVa_mp, dIt_dVm_mp, If_mp, It_mp = \
            dIbr_dV(branch, Yf, Yt, Vmp)
        num_Gfav[:, i] = (dIf_dVa_mp - dIf_dVa).T * lam / pert
        num_Gfvv[:, i] = (dIf_dVm_mp - dIf_dVm).T * lam / pert
        num_Gtav[:, i] = (dIt_dVa_mp - dIt_dVa).T * lam / pert
        num_Gtvv[:, i] = (dIt_dVm_mp - dIt_dVm).T * lam / pert

    t_is(Gfaa.todense(), num_Gfaa, 4, ['Gfaa', t])
    t_is(Gfav.todense(), num_Gfav, 4, ['Gfav', t])
    t_is(Gfva.todense(), num_Gfva, 4, ['Gfva', t])
    t_is(Gfvv.todense(), num_Gfvv, 4, ['Gfvv', t])

    t_is(Gtaa.todense(), num_Gtaa, 4, ['Gtaa', t])
    t_is(Gtav.todense(), num_Gtav, 4, ['Gtav', t])
    t_is(Gtva.todense(), num_Gtva, 4, ['Gtva', t])
    t_is(Gtvv.todense(), num_Gtvv, 4, ['Gtvv', t])

    ##-----  check d2ASbr_dV2 code  -----
    t = ' - d2ASbr_dV2 (squared apparent power flows)'
    lam = 10 * random.rand(nl)
    # lam = [1 zeros(nl-1, 1)]
    num_Gfaa = zeros((nb, nb), complex)
    num_Gfav = zeros((nb, nb), complex)
    num_Gfva = zeros((nb, nb), complex)
    num_Gfvv = zeros((nb, nb), complex)
    num_Gtaa = zeros((nb, nb), complex)
    num_Gtav = zeros((nb, nb), complex)
    num_Gtva = zeros((nb, nb), complex)
    num_Gtvv = zeros((nb, nb), complex)
    dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, Sf, St = dSbr_dV(branch, Yf, Yt, V)
    dAf_dVa, dAf_dVm, dAt_dVa, dAt_dVm = \
                            dAbr_dV(dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, Sf, St)
    Gfaa, Gfav, Gfva, Gfvv = d2ASbr_dV2(dSf_dVa, dSf_dVm, Sf, Cf, Yf, V, lam)
    Gtaa, Gtav, Gtva, Gtvv = d2ASbr_dV2(dSt_dVa, dSt_dVm, St, Ct, Yt, V, lam)
    for i in range(nb):
        Vap = V.copy()
        Vap[i] = Vm[i] * exp(1j * (Va[i] + pert))
        dSf_dVa_ap, dSf_dVm_ap, dSt_dVa_ap, dSt_dVm_ap, Sf_ap, St_ap = \
            dSbr_dV(branch, Yf, Yt, Vap)
        dAf_dVa_ap, dAf_dVm_ap, dAt_dVa_ap, dAt_dVm_ap = \
            dAbr_dV(dSf_dVa_ap, dSf_dVm_ap, dSt_dVa_ap, dSt_dVm_ap, Sf_ap, St_ap)
        num_Gfaa[:, i] = (dAf_dVa_ap - dAf_dVa).T * lam / pert
        num_Gfva[:, i] = (dAf_dVm_ap - dAf_dVm).T * lam / pert
        num_Gtaa[:, i] = (dAt_dVa_ap - dAt_dVa).T * lam / pert
        num_Gtva[:, i] = (dAt_dVm_ap - dAt_dVm).T * lam / pert

        Vmp = V.copy()
        Vmp[i] = (Vm[i] + pert) * exp(1j * Va[i])
        dSf_dVa_mp, dSf_dVm_mp, dSt_dVa_mp, dSt_dVm_mp, Sf_mp, St_mp = \
            dSbr_dV(branch, Yf, Yt, Vmp)
        dAf_dVa_mp, dAf_dVm_mp, dAt_dVa_mp, dAt_dVm_mp = \
            dAbr_dV(dSf_dVa_mp, dSf_dVm_mp, dSt_dVa_mp, dSt_dVm_mp, Sf_mp, St_mp)
        num_Gfav[:, i] = (dAf_dVa_mp - dAf_dVa).T * lam / pert
        num_Gfvv[:, i] = (dAf_dVm_mp - dAf_dVm).T * lam / pert
        num_Gtav[:, i] = (dAt_dVa_mp - dAt_dVa).T * lam / pert
        num_Gtvv[:, i] = (dAt_dVm_mp - dAt_dVm).T * lam / pert

    t_is(Gfaa.todense(), num_Gfaa, 2, ['Gfaa', t])
    t_is(Gfav.todense(), num_Gfav, 2, ['Gfav', t])
    t_is(Gfva.todense(), num_Gfva, 2, ['Gfva', t])
    t_is(Gfvv.todense(), num_Gfvv, 2, ['Gfvv', t])

    t_is(Gtaa.todense(), num_Gtaa, 2, ['Gtaa', t])
    t_is(Gtav.todense(), num_Gtav, 2, ['Gtav', t])
    t_is(Gtva.todense(), num_Gtva, 2, ['Gtva', t])
    t_is(Gtvv.todense(), num_Gtvv, 2, ['Gtvv', t])

    ##-----  check d2ASbr_dV2 code  -----
    t = ' - d2ASbr_dV2 (squared real power flows)'
    lam = 10 * random.rand(nl)
    # lam = [1 zeros(nl-1, 1)]
    num_Gfaa = zeros((nb, nb), complex)
    num_Gfav = zeros((nb, nb), complex)
    num_Gfva = zeros((nb, nb), complex)
    num_Gfvv = zeros((nb, nb), complex)
    num_Gtaa = zeros((nb, nb), complex)
    num_Gtav = zeros((nb, nb), complex)
    num_Gtva = zeros((nb, nb), complex)
    num_Gtvv = zeros((nb, nb), complex)
    dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, Sf, St = dSbr_dV(branch, Yf, Yt, V)
    dAf_dVa, dAf_dVm, dAt_dVa, dAt_dVm = \
           dAbr_dV(dSf_dVa.real, dSf_dVm.real, dSt_dVa.real, dSt_dVm.real, Sf.real, St.real)
    Gfaa, Gfav, Gfva, Gfvv = d2ASbr_dV2(dSf_dVa.real, dSf_dVm.real, Sf.real, Cf, Yf, V, lam)
    Gtaa, Gtav, Gtva, Gtvv = d2ASbr_dV2(dSt_dVa.real, dSt_dVm.real, St.real, Ct, Yt, V, lam)
    for i in range(nb):
        Vap = V.copy()
        Vap[i] = Vm[i] * exp(1j * (Va[i] + pert))
        dSf_dVa_ap, dSf_dVm_ap, dSt_dVa_ap, dSt_dVm_ap, Sf_ap, St_ap = \
            dSbr_dV(branch, Yf, Yt, Vap)
        dAf_dVa_ap, dAf_dVm_ap, dAt_dVa_ap, dAt_dVm_ap = \
            dAbr_dV(dSf_dVa_ap.real, dSf_dVm_ap.real, dSt_dVa_ap.real, dSt_dVm_ap.real, Sf_ap.real, St_ap.real)
        num_Gfaa[:, i] = (dAf_dVa_ap - dAf_dVa).T * lam / pert
        num_Gfva[:, i] = (dAf_dVm_ap - dAf_dVm).T * lam / pert
        num_Gtaa[:, i] = (dAt_dVa_ap - dAt_dVa).T * lam / pert
        num_Gtva[:, i] = (dAt_dVm_ap - dAt_dVm).T * lam / pert

        Vmp = V.copy()
        Vmp[i] = (Vm[i] + pert) * exp(1j * Va[i])
        dSf_dVa_mp, dSf_dVm_mp, dSt_dVa_mp, dSt_dVm_mp, Sf_mp, St_mp = \
            dSbr_dV(branch, Yf, Yt, Vmp)
        dAf_dVa_mp, dAf_dVm_mp, dAt_dVa_mp, dAt_dVm_mp = \
            dAbr_dV(dSf_dVa_mp.real, dSf_dVm_mp.real, dSt_dVa_mp.real, dSt_dVm_mp.real, Sf_mp.real, St_mp.real)
        num_Gfav[:, i] = (dAf_dVa_mp - dAf_dVa).T * lam / pert
        num_Gfvv[:, i] = (dAf_dVm_mp - dAf_dVm).T * lam / pert
        num_Gtav[:, i] = (dAt_dVa_mp - dAt_dVa).T * lam / pert
        num_Gtvv[:, i] = (dAt_dVm_mp - dAt_dVm).T * lam / pert

    t_is(Gfaa.todense(), num_Gfaa, 2, ['Gfaa', t])
    t_is(Gfav.todense(), num_Gfav, 2, ['Gfav', t])
    t_is(Gfva.todense(), num_Gfva, 2, ['Gfva', t])
    t_is(Gfvv.todense(), num_Gfvv, 2, ['Gfvv', t])

    t_is(Gtaa.todense(), num_Gtaa, 2, ['Gtaa', t])
    t_is(Gtav.todense(), num_Gtav, 2, ['Gtav', t])
    t_is(Gtva.todense(), num_Gtva, 2, ['Gtva', t])
    t_is(Gtvv.todense(), num_Gtvv, 2, ['Gtvv', t])

    ##-----  check d2AIbr_dV2 code  -----
    t = ' - d2AIbr_dV2 (squared current magnitudes)'
    lam = 10 * random.rand(nl)
    # lam = [1 zeros(nl-1, 1)]
    num_Gfaa = zeros((nb, nb), complex)
    num_Gfav = zeros((nb, nb), complex)
    num_Gfva = zeros((nb, nb), complex)
    num_Gfvv = zeros((nb, nb), complex)
    num_Gtaa = zeros((nb, nb), complex)
    num_Gtav = zeros((nb, nb), complex)
    num_Gtva = zeros((nb, nb), complex)
    num_Gtvv = zeros((nb, nb), complex)
    dIf_dVa, dIf_dVm, dIt_dVa, dIt_dVm, If, It = dIbr_dV(branch, Yf, Yt, V)
    dAf_dVa, dAf_dVm, dAt_dVa, dAt_dVm = \
                            dAbr_dV(dIf_dVa, dIf_dVm, dIt_dVa, dIt_dVm, If, It)
    Gfaa, Gfav, Gfva, Gfvv = d2AIbr_dV2(dIf_dVa, dIf_dVm, If, Yf, V, lam)
    Gtaa, Gtav, Gtva, Gtvv = d2AIbr_dV2(dIt_dVa, dIt_dVm, It, Yt, V, lam)
    for i in range(nb):
        Vap = V.copy()
        Vap[i] = Vm[i] * exp(1j * (Va[i] + pert))
        dIf_dVa_ap, dIf_dVm_ap, dIt_dVa_ap, dIt_dVm_ap, If_ap, It_ap = \
            dIbr_dV(branch, Yf, Yt, Vap)
        dAf_dVa_ap, dAf_dVm_ap, dAt_dVa_ap, dAt_dVm_ap = \
            dAbr_dV(dIf_dVa_ap, dIf_dVm_ap, dIt_dVa_ap, dIt_dVm_ap, If_ap, It_ap)
        num_Gfaa[:, i] = (dAf_dVa_ap - dAf_dVa).T * lam / pert
        num_Gfva[:, i] = (dAf_dVm_ap - dAf_dVm).T * lam / pert
        num_Gtaa[:, i] = (dAt_dVa_ap - dAt_dVa).T * lam / pert
        num_Gtva[:, i] = (dAt_dVm_ap - dAt_dVm).T * lam / pert

        Vmp = V.copy()
        Vmp[i] = (Vm[i] + pert) * exp(1j * Va[i])
        dIf_dVa_mp, dIf_dVm_mp, dIt_dVa_mp, dIt_dVm_mp, If_mp, It_mp = \
            dIbr_dV(branch, Yf, Yt, Vmp)
        dAf_dVa_mp, dAf_dVm_mp, dAt_dVa_mp, dAt_dVm_mp = \
            dAbr_dV(dIf_dVa_mp, dIf_dVm_mp, dIt_dVa_mp, dIt_dVm_mp, If_mp, It_mp)
        num_Gfav[:, i] = (dAf_dVa_mp - dAf_dVa).T * lam / pert
        num_Gfvv[:, i] = (dAf_dVm_mp - dAf_dVm).T * lam / pert
        num_Gtav[:, i] = (dAt_dVa_mp - dAt_dVa).T * lam / pert
        num_Gtvv[:, i] = (dAt_dVm_mp - dAt_dVm).T * lam / pert

    t_is(Gfaa.todense(), num_Gfaa, 3, ['Gfaa', t])
    t_is(Gfav.todense(), num_Gfav, 3, ['Gfav', t])
    t_is(Gfva.todense(), num_Gfva, 3, ['Gfva', t])
    t_is(Gfvv.todense(), num_Gfvv, 2, ['Gfvv', t])

    t_is(Gtaa.todense(), num_Gtaa, 3, ['Gtaa', t])
    t_is(Gtav.todense(), num_Gtav, 3, ['Gtav', t])
    t_is(Gtva.todense(), num_Gtva, 3, ['Gtva', t])
    t_is(Gtvv.todense(), num_Gtvv, 2, ['Gtvv', t])

    t_end()
Exemplo n.º 11
0
def t_dcline(quiet=False):
    """Tests for DC line extension in L{{toggle_dcline}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    num_tests = 50

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_dcline')
    if quiet:
        verbose = False
    else:
        verbose = False

    t0 = ''
    ppopt = ppoption(OPF_VIOLATION=1e-6, PDIPM_GRADTOL=1e-8,
            PDIPM_COMPTOL=1e-8, PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OPF_ALG=560, OPF_ALG_DC=200)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose)

    ## set up indices
    ib_data     = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
    ib_voltage  = arange(VM, VA + 1)
    ib_lam      = arange(LAM_P, LAM_Q + 1)
    ib_mu       = arange(MU_VMAX, MU_VMIN + 1)
    ig_data     = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
    ig_disp     = array([PG, QG, VG])
    ig_mu       = arange(MU_PMAX, MU_QMIN + 1)
    ibr_data    = arange(ANGMAX + 1)
    ibr_flow    = arange(PF, QT + 1)
    ibr_mu      = array([MU_SF, MU_ST])
    ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

    ## load case
    ppc0 = loadcase(casefile)
    del ppc0['dclinecost']
    ppc = ppc0
    ppc = toggle_dcline(ppc, 'on')
    ppc = toggle_dcline(ppc, 'off')
    ndc = ppc['dcline'].shape[0]

    ## run AC OPF w/o DC lines
    t = ''.join([t0, 'AC OPF (no DC lines) : '])
    r0 = runopf(ppc0, ppopt)
    success = r0['success']
    t_ok(success, [t, 'success'])
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    t_is(r['f'], r0['f'], 8, [t, 'f'])
    t_is(   r['bus'][:,ib_data   ],    r0['bus'][:,ib_data   ], 10, [t, 'bus data'])
    t_is(   r['bus'][:,ib_voltage],    r0['bus'][:,ib_voltage],  3, [t, 'bus voltage'])
    t_is(   r['bus'][:,ib_lam    ],    r0['bus'][:,ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   r['bus'][:,ib_mu     ],    r0['bus'][:,ib_mu     ],  2, [t, 'bus mu'])
    t_is(   r['gen'][:,ig_data   ],    r0['gen'][:,ig_data   ], 10, [t, 'gen data'])
    t_is(   r['gen'][:,ig_disp   ],    r0['gen'][:,ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   r['gen'][:,ig_mu     ],    r0['gen'][:,ig_mu     ],  3, [t, 'gen mu'])
    t_is(r['branch'][:,ibr_data  ], r0['branch'][:,ibr_data  ], 10, [t, 'branch data'])
    t_is(r['branch'][:,ibr_flow  ], r0['branch'][:,ibr_flow  ],  3, [t, 'branch flow'])
    t_is(r['branch'][:,ibr_mu    ], r0['branch'][:,ibr_mu    ],  2, [t, 'branch mu'])

    t = ''.join([t0, 'AC PF (no DC lines) : '])
    ppc1 = {'baseMVA': r['baseMVA'],
            'bus': r['bus'][:, :VMIN + 1].copy(),
            'gen': r['gen'][:, :APF + 1].copy(),
            'branch': r['branch'][:, :ANGMAX + 1].copy(),
            'gencost': r['gencost'].copy(),
            'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()}
    ppc1['bus'][:, VM] = 1
    ppc1['bus'][:, VA] = 0
    rp = runpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(   rp['bus'][:,ib_voltage],    r['bus'][:,ib_voltage],  3, [t, 'bus voltage'])
    t_is(   rp['gen'][:,ig_disp   ],    r['gen'][:,ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(rp['branch'][:,ibr_flow  ], r['branch'][:,ibr_flow  ],  3, [t, 'branch flow'])

    ## run with DC lines
    t = ''.join([t0, 'AC OPF (with DC lines) : '])
    ppc = toggle_dcline(ppc, 'on')
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    expected = array([
        [10,     8.9,  -10,       10, 1.0674, 1.0935],
        [2.2776, 2.2776, 0,        0, 1.0818, 1.0665],
        [0,      0,      0,        0, 1.0000, 1.0000],
        [10,     9.5,    0.0563, -10, 1.0778, 1.0665]
    ])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected, 4, [t, 'P Q V'])
    expected = array([
        [0, 0.8490, 0.6165, 0,      0,      0.2938],
        [0, 0,      0,      0.4290, 0.0739, 0],
        [0, 0,      0,      0,      0,      0],
        [0, 7.2209, 0,      0,      0.0739, 0]
    ])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected, 3, [t, 'mu'])

    t = ''.join([t0, 'AC PF (with DC lines) : '])
    ppc1 = {'baseMVA': r['baseMVA'],
            'bus': r['bus'][:, :VMIN + 1].copy(),
            'gen': r['gen'][:, :APF + 1].copy(),
            'branch': r['branch'][:, :ANGMAX + 1].copy(),
            'gencost': r['gencost'].copy(),
            'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()}
    ppc1 = toggle_dcline(ppc1, 'on')
    ppc1['bus'][:, VM] = 1
    ppc1['bus'][:, VA] = 0
    rp = runpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(   rp['bus'][:,ib_voltage],    r['bus'][:,ib_voltage], 3, [t, 'bus voltage'])
    #t_is(   rp['gen'][:,ig_disp   ],    r['gen'][:,ig_disp   ], 3, [t, 'gen dispatch'])
    t_is(   rp['gen'][:2,ig_disp ],    r['gen'][:2,ig_disp ], 3, [t, 'gen dispatch'])
    t_is(   rp['gen'][2,PG        ],    r['gen'][2,PG        ], 3, [t, 'gen dispatch'])
    t_is(   rp['gen'][2,QG]+rp['dcline'][0,c.QF], r['gen'][2,QG]+r['dcline'][0,c.QF], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:,ibr_flow  ], r['branch'][:,ibr_flow  ], 3, [t, 'branch flow'])

    ## add appropriate P and Q injections and check angles and generation when running PF
    t = ''.join([t0, 'AC PF (with equivalent injections) : '])
    ppc1 = {'baseMVA': r['baseMVA'],
            'bus': r['bus'][:, :VMIN + 1].copy(),
            'gen': r['gen'][:, :APF + 1].copy(),
            'branch': r['branch'][:, :ANGMAX + 1].copy(),
            'gencost': r['gencost'].copy(),
            'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()}
    ppc1['bus'][:, VM] = 1
    ppc1['bus'][:, VA] = 0
    for k in range(ndc):
        if ppc1['dcline'][k, c.BR_STATUS]:
            ff = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.F_BUS])
            tt = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.T_BUS])
            ppc1['bus'][ff, PD] = ppc1['bus'][ff, PD] + r['dcline'][k, c.PF]
            ppc1['bus'][ff, QD] = ppc1['bus'][ff, QD] - r['dcline'][k, c.QF]
            ppc1['bus'][tt, PD] = ppc1['bus'][tt, PD] - r['dcline'][k, c.PT]
            ppc1['bus'][tt, QD] = ppc1['bus'][tt, QD] - r['dcline'][k, c.QT]
            ppc1['bus'][ff, VM] = r['dcline'][k, c.VF]
            ppc1['bus'][tt, VM] = r['dcline'][k, c.VT]
            ppc1['bus'][ff, BUS_TYPE] = PV
            ppc1['bus'][tt, BUS_TYPE] = PV

    rp = runpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(   rp['bus'][:,ib_voltage],    r['bus'][:,ib_voltage],  3, [t, 'bus voltage'])
    t_is(   rp['gen'][:,ig_disp   ],    r['gen'][:,ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(rp['branch'][:,ibr_flow  ], r['branch'][:,ibr_flow  ],  3, [t, 'branch flow'])

    ## test DC OPF
    t = ''.join([t0, 'DC OPF (with DC lines) : '])
    ppc = ppc0.copy()
    ppc['gen'][0, PMIN] = 10
    ppc['branch'][4, RATE_A] = 100
    ppc = toggle_dcline(ppc, 'on')
    r = rundcopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    expected = array([
        [10, 8.9, 0, 0, 1.01, 1],
        [2,  2,   0, 0, 1,    1],
        [0,  0,   0, 0, 1,    1],
        [10, 9.5, 0, 0, 1, 0.98]
    ])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected, 4, [t, 'P Q V'])
    expected = array([
        [0,      1.8602, 0, 0, 0, 0],
        [1.8507, 0,      0, 0, 0, 0],
        [0,      0,      0, 0, 0, 0],
        [0,      0.2681, 0, 0, 0, 0]
    ])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected, 3, [t, 'mu'])

    t = ''.join([t0, 'DC PF (with DC lines) : '])
    ppc1 = {'baseMVA': r['baseMVA'],
            'bus': r['bus'][:, :VMIN + 1].copy(),
            'gen': r['gen'][:, :APF + 1].copy(),
            'branch': r['branch'][:, :ANGMAX + 1].copy(),
            'gencost': r['gencost'].copy(),
            'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()}
    ppc1 = toggle_dcline(ppc1, 'on')
    ppc1['bus'][:, VA] = 0
    rp = rundcpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(   rp['bus'][:,ib_voltage],    r['bus'][:,ib_voltage], 3, [t, 'bus voltage'])
    t_is(   rp['gen'][:,ig_disp   ],    r['gen'][:,ig_disp   ], 3, [t, 'gen dispatch'])
    t_is(rp['branch'][:,ibr_flow  ], r['branch'][:,ibr_flow  ], 3, [t, 'branch flow'])

    ## add appropriate P injections and check angles and generation when running PF
    t = ''.join([t0, 'DC PF (with equivalent injections) : '])
    ppc1 = {'baseMVA': r['baseMVA'],
            'bus': r['bus'][:, :VMIN + 1].copy(),
            'gen': r['gen'][:, :APF + 1].copy(),
            'branch': r['branch'][:, :ANGMAX + 1].copy(),
            'gencost': r['gencost'].copy(),
            'dcline': r['dcline'][:, :c.LOSS1 + 1].copy()}
    ppc1['bus'][:, VA] = 0
    for k in range(ndc):
        if ppc1['dcline'][k, c.BR_STATUS]:
            ff = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.F_BUS])
            tt = find(ppc1['bus'][:, BUS_I] == ppc1['dcline'][k, c.T_BUS])
            ppc1['bus'][ff, PD] = ppc1['bus'][ff, PD] + r['dcline'][k, c.PF]
            ppc1['bus'][tt, PD] = ppc1['bus'][tt, PD] - r['dcline'][k, c.PT]
            ppc1['bus'][ff, BUS_TYPE] = PV
            ppc1['bus'][tt, BUS_TYPE] = PV

    rp = rundcpf(ppc1, ppopt)
    success = rp['success']
    t_ok(success, [t, 'success'])
    t_is(   rp['bus'][:,ib_voltage],    r['bus'][:,ib_voltage],  3, [t, 'bus voltage'])
    t_is(   rp['gen'][:,ig_disp   ],    r['gen'][:,ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(rp['branch'][:,ibr_flow  ], r['branch'][:,ibr_flow  ],  3, [t, 'branch flow'])

    ## run with DC lines
    t = ''.join([t0, 'AC OPF (with DC lines + poly cost) : '])
    ppc = loadcase(casefile)
    ppc = toggle_dcline(ppc, 'on')
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    expected1 = array([
        [10,     8.9,   -10,       10, 1.0663, 1.0936],
        [7.8429, 7.8429,  0,        0, 1.0809, 1.0667],
        [0,      0,       0,        0, 1.0000, 1.0000],
        [6.0549, 5.7522, -0.5897, -10, 1.0778, 1.0667]
    ])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected1, 4, [t, 'P Q V'])
    expected2 = array([
        [0, 0.7605, 0.6226, 0,      0,      0.2980],
        [0, 0,      0,      0.4275, 0.0792, 0],
        [0, 0,      0,      0,      0,      0],
        [0, 0,      0,      0,      0.0792, 0]
    ])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected2, 3, [t, 'mu'])

    ppc['dclinecost'][3, :8] = array([2, 0, 0, 4, 0, 0, 7.3, 0])
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected1, 4, [t, 'P Q V'])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected2, 3, [t, 'mu'])

    t = ''.join([t0, 'AC OPF (with DC lines + pwl cost) : '])
    ppc['dclinecost'][3, :8] = array([1, 0, 0, 2, 0, 0, 10, 73])
    r = runopf(ppc, ppopt)
    success = r['success']
    t_ok(success, [t, 'success'])
    t_is(r['dcline'][:, c.PF:c.VT + 1], expected1, 4, [t, 'P Q V'])
    t_is(r['dcline'][:, c.MU_PMIN:c.MU_QMAXT + 1], expected2, 3, [t, 'mu'])

    t_end()
Exemplo n.º 12
0
def t_modcost(quiet=False):
    """Tests for code in C{modcost}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 80

    t_begin(n_tests, quiet)

    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost0 = array([
        [2, 0, 0, 3, 0.01,   0.1,   1,    0,    0,  0,      0,    0],
        [2, 0, 0, 5, 0.0006, 0.005, 0.04, 0.3,  2,  0,      0,    0],
        [1, 0, 0, 4, 0,      0,     10,   200,  20, 600,   30, 1200],
        [1, 0, 0, 4, -30,   -2400, -20, -1800, -10, -1000,  0,    0]
    ])

    gencost = modcost(gencost0, 5, 'SCALE_F')

    ##-----  POLYSHIFT  -----
    t = 'modcost SCALE_F - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0])) / 5, [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0])) / 5, [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0])) / 5, [1.24, 2, 0, 0], 8, t)

    t = 'modcost SCALE_F - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0])) / 5, [1, 2,      0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0])) / 5, [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0])) / 5, [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SCALE_F - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0 ])) / 5, [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0])) / 5, [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0])) / 5, [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0])) / 5, [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0])) / 5, [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0])) / 5, [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0])) / 5, [1, 2, 1500, 0], 8, t)

    t = 'modcost SCALE_F - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5 ])) / 5, [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10])) / 5, [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15])) / 5, [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20])) / 5, [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25])) / 5, [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30])) / 5, [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35])) / 5, [1, 2, 0, -2700], 8, t)


    gencost = modcost(gencost0, 2, 'SCALE_X')

    t = 'modcost SCALE_X - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0]) * 2), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0]) * 2), [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0]) * 2), [1.24, 2, 0, 0], 8, t)

    t = 'modcost SCALE_X - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0]) * 2), [1, 2,      0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0]) * 2), [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0]) * 2), [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SCALE_X - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0 ]) * 2), [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0]) * 2), [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0]) * 2), [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0]) * 2), [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0]) * 2), [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0]) * 2), [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0]) * 2), [1, 2, 1500, 0], 8, t)

    t = 'modcost SCALE_X - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5 ]) * 2), [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10]) * 2), [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15]) * 2), [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20]) * 2), [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25]) * 2), [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30]) * 2), [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35]) * 2), [1, 2, 0, -2700], 8, t)


    gencost = modcost(gencost0, 3, 'SHIFT_F')

    t = 'modcost SHIFT_F - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0])) - 3, [1,    2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0])) - 3, [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0])) - 3, [1.24, 2, 0, 0], 8, t)

    t = 'modcost SHIFT_F - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0])) - 3, [1, 2,      0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0])) - 3, [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0])) - 3, [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SHIFT_F - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0 ])) - 3, [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0])) - 3, [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0])) - 3, [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0])) - 3, [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0])) - 3, [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0])) - 3, [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0])) - 3, [1, 2, 1500, 0], 8, t)

    t = 'modcost SHIFT_F - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5 ])) - 3, [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10])) - 3, [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15])) - 3, [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20])) - 3, [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25])) - 3, [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30])) - 3, [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35])) - 3, [1, 2, 0, -2700], 8, t)


    gencost = modcost(gencost0, -4, 'SHIFT_X')

    t = 'modcost SHIFT_X - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0]) - 4), [1,    2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0]) - 4), [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0]) - 4), [1.24, 2, 0, 0], 8, t)

    t = 'modcost SHIFT_X - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0]) - 4), [1, 2,      0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0]) - 4), [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0]) - 4), [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SHIFT_X - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0 ]) - 4), [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0]) - 4), [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0]) - 4), [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0]) - 4), [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0]) - 4), [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0]) - 4), [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0]) - 4), [1, 2, 1500, 0], 8, t)

    t = 'modcost SHIFT_X - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5 ]) - 4), [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10]) - 4), [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15]) - 4), [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20]) - 4), [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25]) - 4), [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30]) - 4), [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35]) - 4), [1, 2, 0, -2700], 8, t)

    t_end()
Exemplo n.º 13
0
def t_opf_dc_pips(quiet=False):
    """Tests for DC optimal power flow using PIPS solver.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    num_tests = 23

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    verbose = 0#not quiet

    t0 = 'DC OPF (PIPS): '
    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0, OPF_ALG_DC=200)

    ## run DC OPF

    ## set up indices
    ib_data     = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
    ib_voltage  = arange(VM, VA + 1)
    ib_lam      = arange(LAM_P, LAM_Q + 1)
    ib_mu       = arange(MU_VMAX, MU_VMIN + 1)
    ig_data     = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
    ig_disp     = array([PG, QG, VG])
    ig_mu       = arange(MU_PMAX, MU_QMIN + 1)
    ibr_data    = arange(ANGMAX + 1)
    ibr_flow    = arange(PF, QT + 1)
    ibr_mu      = array([MU_SF, MU_ST])
    #ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

    ## get solved DC power flow case from MAT-file
    soln9_dcopf = loadmat(join(tdir, 'soln9_dcopf.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_dcopf['bus_soln']
    gen_soln = soln9_dcopf['gen_soln']
    branch_soln = soln9_dcopf['branch_soln']
    f_soln = soln9_dcopf['f_soln'][0]

    ## run OPF
    t = t0
    r = rundcopf(casefile, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ##-----  run OPF with extra linear user constraints & costs  -----
    ## two new z variables
    ##      0 <= z1, P2 - P1 <= z1
    ##      0 <= z2, P2 - P3 <= z2
    ## with A and N sized for DC opf
    ppc = loadcase(casefile)
    row = [0, 0, 0, 1, 1, 1]
    col = [9, 10, 12, 10, 11, 13]
    ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 14))
    ppc['u'] = array([0, 0])
    ppc['l'] = array([-Inf, -Inf])
    ppc['zl'] = array([0, 0])

    ppc['N'] = sparse(([1, 1], ([0, 1], [12, 13])), (2, 14))   ## new z variables only
    ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])           ## w = r = z
    ppc['H'] = sparse((2, 2))                            ## no quadratic term
    ppc['Cw'] = array([1000, 1])

    t = ''.join([t0, 'w/extra constraints & costs 1 : '])
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
    t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
    t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
    t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

    ## with A and N sized for AC opf
    ppc = loadcase(casefile)
    row = [0, 0, 0, 1, 1, 1]
    col = [18, 19, 24, 19, 20, 25]
    ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 26))
    ppc['u'] = array([0, 0])
    ppc['l'] = array([-Inf, -Inf])
    ppc['zl'] = array([0, 0])

    ppc['N'] = sparse(([1, 1], ([0, 1], [24, 25])), (2, 26))   ## new z variables only
    ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])        ## w = r = z
    ppc['H'] = sparse((2, 2))                            ## no quadratic term
    ppc['Cw'] = array([1000, 1])

    t = ''.join([t0, 'w/extra constraints & costs 2 : '])
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
    t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
    t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
    t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

    t = ''.join([t0, 'infeasible : '])
    ## with A and N sized for DC opf
    ppc = loadcase(casefile)
    ppc['A'] = sparse(([1, 1], ([0, 0], [9, 10])), (1, 14))   ## Pg1 + Pg2
    ppc['u'] = array([Inf])
    ppc['l'] = array([600])
    r = rundcopf(ppc, ppopt)
    t_ok(not r['success'], [t, 'no success'])

    t_end()
Exemplo n.º 14
0
def t_runopf_w_res(quiet=False):
    """Tests C{runopf_w_res} and the associated callbacks.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(46, quiet)

    verbose = 0  #not quiet

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case30_userfcns')

    ppopt = ppoption(OPF_VIOLATION=1e-6,
                     PDIPM_GRADTOL=1e-8,
                     PDIPM_COMPTOL=1e-8,
                     PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose, OPF_ALG=560)

    t = 'runopf_w_res(' 't_case30_userfcns' ') : '
    r = runopf_w_res(casefile, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 19.3906, 0.6094], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 7, [t, 'mu.Pmax'])
    ppc = loadcase(casefile)
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t = 'gen 5 no reserves : '
    ppc = loadcase(casefile)
    ppc['reserves']['zones'][:, 4] = 0
    ppc['reserves']['cost'] = delete(ppc['reserves']['cost'], 4)
    ppc['reserves']['qty'] = delete(ppc['reserves']['qty'], 4)
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 0, 20], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 0, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 6, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 187.5, 4, [t, 'totalcost'])

    t = 'extra offline gen : '
    ppc = loadcase(casefile)
    idx = list(range(3)) + [4] + list(range(3, 6))
    ppc['gen'] = ppc['gen'][idx, :]
    ppc['gencost'] = ppc['gencost'][idx, :]
    ppc['reserves']['zones'] = ppc['reserves']['zones'][:, idx]
    ppc['reserves']['cost'] = ppc['reserves']['cost'][idx]
    ppc['reserves']['qty'] = ppc['reserves']['qty'][idx]
    ppc['gen'][3, GEN_STATUS] = 0
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 0, 19.3906, 0.6094], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 5.5, 2, 5.5, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 0, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0, 0.5, 0], 7,
         [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t = 'both extra & gen 6 no res : '
    ppc = loadcase(casefile)
    idx = list(range(3)) + [4] + list(range(3, 6))
    ppc['gen'] = ppc['gen'][idx, :]
    ppc['gencost'] = ppc['gencost'][idx, :]
    ppc['reserves']['zones'] = ppc['reserves']['zones'][:, idx]
    ppc['reserves']['cost'] = ppc['reserves']['cost'][idx]
    ppc['reserves']['qty'] = ppc['reserves']['qty'][idx]
    ppc['gen'][3, GEN_STATUS] = 0
    ppc['reserves']['zones'][:, 5] = 0
    ppc['reserves']['cost'] = delete(ppc['reserves']['cost'], 5)
    ppc['reserves']['qty'] = delete(ppc['reserves']['qty'], 5)
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 0, 0, 20], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 5.5, 2, 0, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 0, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0, 0], 6, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0, 0, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 187.5, 4, [t, 'totalcost'])

    t = 'no qty (Rmax) : '
    ppc = loadcase(casefile)
    del ppc['reserves']['qty']
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [39.3826, 0.6174, 0, 0, 19.3818, 0.6182], 4,
         [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 5, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 5, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0.1, 0, 0, 0, 0.5, 0], 5,
         [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['totalcost'], 176.3708, 4, [t, 'totalcost'])

    t = 'RAMP_10, no qty (Rmax) : '
    ppc = loadcase(casefile)
    del ppc['reserves']['qty']
    ppc['gen'][0, RAMP_10] = 25
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 19.3906, 0.6094], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t_end()
Exemplo n.º 15
0
def t_opf_pips(quiet=False):
    """Tests for PIPS-based AC optimal power flow.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    num_tests = 101

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    verbose = 0#not quiet

    t0 = 'PIPS : '
    ppopt = ppoption(OPF_VIOLATION=1e-6, PDIPM_GRADTOL=1e-8,
                   PDIPM_COMPTOL=1e-8, PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose, OPF_ALG=560)

    ## set up indices
    ib_data     = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
    ib_voltage  = arange(VM, VA + 1)
    ib_lam      = arange(LAM_P, LAM_Q + 1)
    ib_mu       = arange(MU_VMAX, MU_VMIN + 1)
    ig_data     = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
    ig_disp     = array([PG, QG, VG])
    ig_mu       = arange(MU_PMAX, MU_QMIN + 1)
    ibr_data    = arange(ANGMAX + 1)
    ibr_flow    = arange(PF, QT + 1)
    ibr_mu      = array([MU_SF, MU_ST])
    ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

    ## get solved AC power flow case from MAT-file
    soln9_opf = loadmat(join(tdir, 'soln9_opf.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf['bus_soln']
    gen_soln = soln9_opf['gen_soln']
    branch_soln = soln9_opf['branch_soln']
    f_soln = soln9_opf['f_soln'][0]

    ## run OPF
    t = t0
    r = runopf(casefile, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ## run with automatic conversion of single-block pwl to linear costs
    t = ''.join([t0, '(single-block PWL) : '])
    ppc = loadcase(casefile)
    ppc['gencost'][2, NCOST] = 2
    r = runopf(ppc, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    xr = r_[r['var']['val']['Va'], r['var']['val']['Vm'], r['var']['val']['Pg'],
            r['var']['val']['Qg'], 0, r['var']['val']['y']]
    t_is(r['x'], xr, 8, [t, 'check on raw x returned from OPF'])

    ## get solved AC power flow case from MAT-file
    soln9_opf_Plim = loadmat(join(tdir, 'soln9_opf_Plim.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_Plim['bus_soln']
    gen_soln = soln9_opf_Plim['gen_soln']
    branch_soln = soln9_opf_Plim['branch_soln']
    f_soln = soln9_opf_Plim['f_soln'][0]

    ## run OPF with active power line limits
    t = ''.join([t0, '(P line lim) : '])
    ppopt1 = ppoption(ppopt, OPF_FLOW_LIM=1)
    r = runopf(casefile, ppopt1)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ##-----  test OPF with quadratic gen costs moved to generalized costs  -----
    ppc = loadcase(casefile)
    ppc['gencost'] = array([
        [2,   1500, 0,   3,   0.11,    5,   0],
        [2,   2000, 0,   3,   0.085,   1.2, 0],
        [2,   3000, 0,   3,   0.1225,  1,   0]
    ])
    r = runopf(ppc, ppopt)
    bus_soln, gen_soln, branch_soln, f_soln, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    branch_soln = branch_soln[:, :MU_ST + 1]

    A = None
    l = array([])
    u = array([])
    nb = ppc['bus'].shape[0]      # number of buses
    ng = ppc['gen'].shape[0]      # number of gens
    thbas = 0;                thend    = thbas + nb
    vbas     = thend;     vend     = vbas + nb
    pgbas    = vend;      pgend    = pgbas + ng
#    qgbas    = pgend;     qgend    = qgbas + ng
    nxyz = 2 * nb + 2 * ng
    N = sparse((ppc['baseMVA'] * ones(ng), (arange(ng), arange(pgbas, pgend))), (ng, nxyz))
    fparm = ones((ng, 1)) * array([[1, 0, 0, 1]])
    ix = argsort(ppc['gen'][:, 0])
    H = 2 * spdiags(ppc['gencost'][ix, 4], 0, ng, ng, 'csr')
    Cw = ppc['gencost'][ix, 5]
    ppc['gencost'][:, 4:7] = 0

    ## run OPF with quadratic gen costs moved to generalized costs
    t = ''.join([t0, 'w/quadratic generalized gen cost : '])
    r = opf(ppc, A, l, u, ppopt, N, fparm, H, Cw)
    f, bus, gen, branch, success = \
            r['f'], r['bus'], r['gen'], r['branch'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    t_is(r['cost']['usr'], f, 12, [t, 'user cost'])

    ##-----  run OPF with extra linear user constraints & costs  -----
    ## single new z variable constrained to be greater than or equal to
    ## deviation from 1 pu voltage at bus 1, linear cost on this z
    ## get solved AC power flow case from MAT-file
    soln9_opf_extras1 = loadmat(join(tdir, 'soln9_opf_extras1.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_extras1['bus_soln']
    gen_soln = soln9_opf_extras1['gen_soln']
    branch_soln = soln9_opf_extras1['branch_soln']
    f_soln = soln9_opf_extras1['f_soln'][0]

    row = [0, 0, 1, 1]
    col = [9, 24, 9, 24]
    A = sparse(([-1, 1, 1, 1], (row, col)), (2, 25))
    u = array([Inf, Inf])
    l = array([-1, 1])

    N = sparse(([1], ([0], [24])), (1, 25))    ## new z variable only
    fparm = array([[1, 0, 0, 1]])              ## w = r = z
    H = sparse((1, 1))                ## no quadratic term
    Cw = array([100.0])

    t = ''.join([t0, 'w/extra constraints & costs 1 : '])
    r = opf(casefile, A, l, u, ppopt, N, fparm, H, Cw)
    f, bus, gen, branch, success = \
            r['f'], r['bus'], r['gen'], r['branch'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    t_is(r['var']['val']['z'], 0.025419, 6, [t, 'user variable'])
    t_is(r['cost']['usr'], 2.5419, 4, [t, 'user cost'])

    ##-----  test OPF with capability curves  -----
    ppc = loadcase(join(tdir, 't_case9_opfv2'))
    ## remove angle diff limits
    ppc['branch'][0, ANGMAX] =  360
    ppc['branch'][8, ANGMIN] = -360

    ## get solved AC power flow case from MAT-file
    soln9_opf_PQcap = loadmat(join(tdir, 'soln9_opf_PQcap.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_PQcap['bus_soln']
    gen_soln = soln9_opf_PQcap['gen_soln']
    branch_soln = soln9_opf_PQcap['branch_soln']
    f_soln = soln9_opf_PQcap['f_soln'][0]

    ## run OPF with capability curves
    t = ''.join([t0, 'w/capability curves : '])
    r = runopf(ppc, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ##-----  test OPF with angle difference limits  -----
    ppc = loadcase(join(tdir, 't_case9_opfv2'))
    ## remove capability curves
    ppc['gen'][ix_(arange(1, 3),
                   [PC1, PC2, QC1MIN, QC1MAX, QC2MIN, QC2MAX])] = zeros((2, 6))

    ## get solved AC power flow case from MAT-file
    soln9_opf_ang = loadmat(join(tdir, 'soln9_opf_ang.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_ang['bus_soln']
    gen_soln = soln9_opf_ang['gen_soln']
    branch_soln = soln9_opf_ang['branch_soln']
    f_soln = soln9_opf_ang['f_soln'][0]

    ## run OPF with angle difference limits
    t = ''.join([t0, 'w/angle difference limits : '])
    r = runopf(ppc, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  1, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    t_is(branch[:, ibr_angmu ], branch_soln[:, ibr_angmu ],  2, [t, 'branch angle mu'])

    ##-----  test OPF with ignored angle difference limits  -----
    ## get solved AC power flow case from MAT-file
    soln9_opf = loadmat(join(tdir, 'soln9_opf.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf['bus_soln']
    gen_soln = soln9_opf['gen_soln']
    branch_soln = soln9_opf['branch_soln']
    f_soln = soln9_opf['f_soln'][0]

    ## run OPF with ignored angle difference limits
    t = ''.join([t0, 'w/ignored angle difference limits : '])
    ppopt1 = ppoption(ppopt, OPF_IGNORE_ANG_LIM=1)
    r = runopf(ppc, ppopt1)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    ## ang limits are not in this solution data, so let's remove them
    branch[0, ANGMAX] =  360
    branch[8, ANGMIN] = -360
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    t_end()
Exemplo n.º 16
0
def t_jacobian(quiet=False):
    """Numerical tests of partial derivative code.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(28, quiet)

    ## run powerflow to get solved case
    ppopt = ppoption(VERBOSE=0, OUT_ALL=0)
    ppc = loadcase(case30())

    results, _ = runpf(ppc, ppopt)
    baseMVA, bus, gen, branch = \
        results['baseMVA'], results['bus'], results['gen'], results['branch']

    ## switch to internal bus numbering and build admittance matrices
    _, bus, gen, branch = ext2int1(bus, gen, branch)
    Ybus, Yf, Yt = makeYbus(baseMVA, bus, branch)
    Ybus_full = Ybus.todense()
    Yf_full   = Yf.todense()
    Yt_full   = Yt.todense()
    Vm = bus[:, VM]
    Va = bus[:, VA] * (pi / 180)
    V = Vm * exp(1j * Va)
    f = branch[:, F_BUS].astype(int)       ## list of "from" buses
    t = branch[:, T_BUS].astype(int)       ## list of "to" buses
    #nl = len(f)
    nb = len(V)
    pert = 1e-8

    Vm = array([Vm]).T  # column array
    Va = array([Va]).T  # column array
    Vc = array([V]).T   # column array

    ##-----  check dSbus_dV code  -----
    ## full matrices
    dSbus_dVm_full, dSbus_dVa_full = dSbus_dV(Ybus_full, V)

    ## sparse matrices
    dSbus_dVm, dSbus_dVa = dSbus_dV(Ybus, V)
    dSbus_dVm_sp = dSbus_dVm.todense()
    dSbus_dVa_sp = dSbus_dVa.todense()

    ## compute numerically to compare
    Vmp = (Vm * ones((1, nb)) + pert*eye(nb)) * (exp(1j * Va) * ones((1, nb)))
    Vap = (Vm * ones((1, nb))) * (exp(1j * (Va*ones((1, nb)) + pert*eye(nb))))
    num_dSbus_dVm = (Vmp * conj(Ybus * Vmp) - Vc * ones((1, nb)) * conj(Ybus * Vc * ones((1, nb)))) / pert
    num_dSbus_dVa = (Vap * conj(Ybus * Vap) - Vc * ones((1, nb)) * conj(Ybus * Vc * ones((1, nb)))) / pert

    t_is(dSbus_dVm_sp, num_dSbus_dVm, 5, 'dSbus_dVm (sparse)')
    t_is(dSbus_dVa_sp, num_dSbus_dVa, 5, 'dSbus_dVa (sparse)')
    t_is(dSbus_dVm_full, num_dSbus_dVm, 5, 'dSbus_dVm (full)')
    t_is(dSbus_dVa_full, num_dSbus_dVa, 5, 'dSbus_dVa (full)')

    ##-----  check dSbr_dV code  -----
    ## full matrices
    dSf_dVa_full, dSf_dVm_full, dSt_dVa_full, dSt_dVm_full, _, _ = \
            dSbr_dV(branch, Yf_full, Yt_full, V)

    ## sparse matrices
    dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, Sf, St = dSbr_dV(branch, Yf, Yt, V)
    dSf_dVa_sp = dSf_dVa.todense()
    dSf_dVm_sp = dSf_dVm.todense()
    dSt_dVa_sp = dSt_dVa.todense()
    dSt_dVm_sp = dSt_dVm.todense()

    ## compute numerically to compare
    Vmpf = Vmp[f, :]
    Vapf = Vap[f, :]
    Vmpt = Vmp[t, :]
    Vapt = Vap[t, :]
    Sf2 = (Vc[f] * ones((1, nb))) * conj(Yf * Vc * ones((1, nb)))
    St2 = (Vc[t] * ones((1, nb))) * conj(Yt * Vc * ones((1, nb)))
    Smpf = Vmpf * conj(Yf * Vmp)
    Sapf = Vapf * conj(Yf * Vap)
    Smpt = Vmpt * conj(Yt * Vmp)
    Sapt = Vapt * conj(Yt * Vap)

    num_dSf_dVm = (Smpf - Sf2) / pert
    num_dSf_dVa = (Sapf - Sf2) / pert
    num_dSt_dVm = (Smpt - St2) / pert
    num_dSt_dVa = (Sapt - St2) / pert

    t_is(dSf_dVm_sp, num_dSf_dVm, 5, 'dSf_dVm (sparse)')
    t_is(dSf_dVa_sp, num_dSf_dVa, 5, 'dSf_dVa (sparse)')
    t_is(dSt_dVm_sp, num_dSt_dVm, 5, 'dSt_dVm (sparse)')
    t_is(dSt_dVa_sp, num_dSt_dVa, 5, 'dSt_dVa (sparse)')
    t_is(dSf_dVm_full, num_dSf_dVm, 5, 'dSf_dVm (full)')
    t_is(dSf_dVa_full, num_dSf_dVa, 5, 'dSf_dVa (full)')
    t_is(dSt_dVm_full, num_dSt_dVm, 5, 'dSt_dVm (full)')
    t_is(dSt_dVa_full, num_dSt_dVa, 5, 'dSt_dVa (full)')

    ##-----  check dAbr_dV code  -----
    ## full matrices
    dAf_dVa_full, dAf_dVm_full, dAt_dVa_full, dAt_dVm_full = \
        dAbr_dV(dSf_dVa_full, dSf_dVm_full, dSt_dVa_full, dSt_dVm_full, Sf, St)
    ## sparse matrices
    dAf_dVa, dAf_dVm, dAt_dVa, dAt_dVm = \
                            dAbr_dV(dSf_dVa, dSf_dVm, dSt_dVa, dSt_dVm, Sf, St)
    dAf_dVa_sp = dAf_dVa.todense()
    dAf_dVm_sp = dAf_dVm.todense()
    dAt_dVa_sp = dAt_dVa.todense()
    dAt_dVm_sp = dAt_dVm.todense()

    ## compute numerically to compare
    num_dAf_dVm = (abs(Smpf)**2 - abs(Sf2)**2) / pert
    num_dAf_dVa = (abs(Sapf)**2 - abs(Sf2)**2) / pert
    num_dAt_dVm = (abs(Smpt)**2 - abs(St2)**2) / pert
    num_dAt_dVa = (abs(Sapt)**2 - abs(St2)**2) / pert

    t_is(dAf_dVm_sp, num_dAf_dVm, 4, 'dAf_dVm (sparse)')
    t_is(dAf_dVa_sp, num_dAf_dVa, 4, 'dAf_dVa (sparse)')
    t_is(dAt_dVm_sp, num_dAt_dVm, 4, 'dAt_dVm (sparse)')
    t_is(dAt_dVa_sp, num_dAt_dVa, 4, 'dAt_dVa (sparse)')
    t_is(dAf_dVm_full, num_dAf_dVm, 4, 'dAf_dVm (full)')
    t_is(dAf_dVa_full, num_dAf_dVa, 4, 'dAf_dVa (full)')
    t_is(dAt_dVm_full, num_dAt_dVm, 4, 'dAt_dVm (full)')
    t_is(dAt_dVa_full, num_dAt_dVa, 4, 'dAt_dVa (full)')

    ##-----  check dIbr_dV code  -----
    ## full matrices
    dIf_dVa_full, dIf_dVm_full, dIt_dVa_full, dIt_dVm_full, _, _ = \
            dIbr_dV(branch, Yf_full, Yt_full, V)

    ## sparse matrices
    dIf_dVa, dIf_dVm, dIt_dVa, dIt_dVm, _, _ = dIbr_dV(branch, Yf, Yt, V)
    dIf_dVa_sp = dIf_dVa.todense()
    dIf_dVm_sp = dIf_dVm.todense()
    dIt_dVa_sp = dIt_dVa.todense()
    dIt_dVm_sp = dIt_dVm.todense()

    ## compute numerically to compare
    num_dIf_dVm = (Yf * Vmp - Yf * Vc * ones((1, nb))) / pert
    num_dIf_dVa = (Yf * Vap - Yf * Vc * ones((1, nb))) / pert
    num_dIt_dVm = (Yt * Vmp - Yt * Vc * ones((1, nb))) / pert
    num_dIt_dVa = (Yt * Vap - Yt * Vc * ones((1, nb))) / pert

    t_is(dIf_dVm_sp, num_dIf_dVm, 5, 'dIf_dVm (sparse)')
    t_is(dIf_dVa_sp, num_dIf_dVa, 5, 'dIf_dVa (sparse)')
    t_is(dIt_dVm_sp, num_dIt_dVm, 5, 'dIt_dVm (sparse)')
    t_is(dIt_dVa_sp, num_dIt_dVa, 5, 'dIt_dVa (sparse)')
    t_is(dIf_dVm_full, num_dIf_dVm, 5, 'dIf_dVm (full)')
    t_is(dIf_dVa_full, num_dIf_dVa, 5, 'dIf_dVa (full)')
    t_is(dIt_dVm_full, num_dIt_dVm, 5, 'dIt_dVm (full)')
    t_is(dIt_dVa_full, num_dIt_dVa, 5, 'dIt_dVa (full)')

    t_end()
Exemplo n.º 17
0
def t_scale_load(quiet=False):
    """Tests for code in C{scale_load}.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    n_tests = 275

    t_begin(n_tests, quiet)

    ppc = loadcase(join(dirname(__file__), 't_auction_case'))
    ppc['gen'][7, GEN_BUS] = 2  ## multiple d. loads per area, same bus as gen
    ppc['gen'][7, [QG, QMIN, QMAX]] = array([3, 0, 3])
    ## put it load before gen in matrix

    ppc['gen'] = vstack(
        [ppc['gen'][7, :], ppc['gen'][:7, :], ppc['gen'][8, :]])
    ld = find(isload(ppc['gen']))
    a = [None] * 3
    lda = [None] * 3
    for k in range(3):
        a[k] = find(ppc['bus'][:, BUS_AREA] == k + 1)  ## buses in area k
        tmp = find(in1d(ppc['gen'][ld, GEN_BUS] - 1, a[k]))
        lda[k] = ld[tmp]  ## disp loads in area k

    area = [None] * 3
    for k in range(3):
        area[k] = {'fixed': {}, 'disp': {}, 'both': {}}
        area[k]['fixed']['p'] = sum(ppc['bus'][a[k], PD])
        area[k]['fixed']['q'] = sum(ppc['bus'][a[k], QD])
        area[k]['disp']['p'] = -sum(ppc['gen'][lda[k], PMIN])
        area[k]['disp']['qmin'] = -sum(ppc['gen'][lda[k], QMIN])
        area[k]['disp']['qmax'] = -sum(ppc['gen'][lda[k], QMAX])
        area[k]['disp'][
            'q'] = area[k]['disp']['qmin'] + area[k]['disp']['qmax']
        area[k]['both']['p'] = area[k]['fixed']['p'] + area[k]['disp']['p']
        area[k]['both']['q'] = area[k]['fixed']['q'] + area[k]['disp']['q']

    total = {'fixed': {}, 'disp': {}, 'both': {}}
    total['fixed']['p'] = sum(ppc['bus'][:, PD])
    total['fixed']['q'] = sum(ppc['bus'][:, QD])
    total['disp']['p'] = -sum(ppc['gen'][ld, PMIN])
    total['disp']['qmin'] = -sum(ppc['gen'][ld, QMIN])
    total['disp']['qmax'] = -sum(ppc['gen'][ld, QMAX])
    total['disp']['q'] = total['disp']['qmin'] + total['disp']['qmax']
    total['both']['p'] = total['fixed']['p'] + total['disp']['p']
    total['both']['q'] = total['fixed']['q'] + total['disp']['q']

    ##-----  single load zone, one scale factor  -----
    load = array([2])
    t = 'all fixed loads (PQ) * 2 : '
    bus, _ = scale_load(load, ppc['bus'])
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load * total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'which': 'FIXED'}

    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)

    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load * total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all fixed loads (P) * 2 : '
    opt = {'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all loads (PQ) * 2 : '
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'])
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load * total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8,
         [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), load * total['disp']['qmin'], 8,
         [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), load * total['disp']['qmax'], 8,
         [t, 'total disp Qmax'])

    t = 'all loads (P) * 2 : '
    opt = {'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8,
         [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (PQ) * 2 : '
    opt = {'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8,
         [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), load * total['disp']['qmin'], 8,
         [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), load * total['disp']['qmax'], 8,
         [t, 'total disp Qmax'])

    t = 'all disp loads (P) * 2 : '
    opt = {'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8,
         [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    ##-----  single load zone, one scale quantity  -----
    load = array([200.0])
    t = 'all fixed loads (PQ) => total = 200 : '
    opt = {'scale': 'QUANTITY'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    t_is(sum(bus[:, PD]), load, 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load / total['fixed']['p'] * total['fixed']['q'], 8,
         [t, 'total fixed Q'])
    opt = {'scale': 'QUANTITY', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load - total['disp']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), (load - total['disp']['p']) / total['fixed']['p'] *
         total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all fixed loads (P) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    t_is(sum(bus[:, PD]), load, 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load - total['disp']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all loads (PQ) => total = 200 : '
    opt = {'scale': 'QUANTITY'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load / total['both']['p'] * total['fixed']['p'], 8,
         [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load / total['both']['p'] * total['fixed']['q'], 8,
         [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load / total['both']['p'] * total['disp']['p'],
         8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]),
         load / total['both']['p'] * total['disp']['qmin'], 8,
         [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]),
         load / total['both']['p'] * total['disp']['qmax'], 8,
         [t, 'total disp Qmax'])

    t = 'all loads (P) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load / total['both']['p'] * total['fixed']['p'], 8,
         [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load / total['both']['p'] * total['disp']['p'],
         8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (PQ) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load - total['fixed']['p'], 8,
         [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), (load - total['fixed']['p']) /
         total['disp']['p'] * total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), (load - total['fixed']['p']) /
         total['disp']['p'] * total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (P) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load - total['fixed']['p'], 8,
         [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    ##-----  3 zones, area scale factors  -----
    t = 'area fixed loads (PQ) * [3 2 1] : '
    load = array([3, 2, 1])
    bus, _ = scale_load(load, ppc['bus'])
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] * area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))

    opt = {'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] * area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'area fixed loads (P) * [3 2 1] : '
    load = array([3, 2, 1])
    opt = {'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))

    opt = {'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (PQ) * [3 2 1] : '
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'])
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] * area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), load[k] * area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), load[k] * area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (P) * [3 2 1] : '
    opt = {'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (PQ) * [3 2 1] : '
    opt = {'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), load[k] * area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), load[k] * area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (P) * [3 2 1] : '
    opt = {'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    ##-----  3 zones, area scale quantities  -----
    t = 'area fixed loads (PQ) => total = [100 80 60] : '
    load = array([100, 80, 60], float)
    opt = {'scale': 'QUANTITY'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]),
             load[k] / area[k]['fixed']['p'] * area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))

    opt = {'scale': 'QUANTITY', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] - area[k]['disp']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), (load[k] - area[k]['disp']['p']) /
             area[k]['fixed']['p'] * area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'area fixed loads (P) => total = [100 80 60] : '
    load = array([100, 80, 60], float)
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))

    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] - area[k]['disp']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (PQ) => total = [100 80 60] : '
    opt = {'scale': 'QUANTITY'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]),
             load[k] / area[k]['both']['p'] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]),
             load[k] / area[k]['both']['p'] * area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]),
             load[k] / area[k]['both']['p'] * area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]),
             load[k] / area[k]['both']['p'] * area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]),
             load[k] / area[k]['both']['p'] * area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (P) => total = [100 80 60] : '
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]),
             load[k] / area[k]['both']['p'] * area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]),
             load[k] / area[k]['both']['p'] * area[k]['disp']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (PQ) => total = [100 80 60] : throws expected exception'
    load = array([100, 80, 60], float)
    opt = {'scale': 'QUANTITY', 'which': 'DISPATCHABLE'}
    err = 0
    try:
        bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    except ScalingError as e:
        expected = 'scale_load: impossible to make zone 2 load equal 80 by scaling non-existent dispatchable load'
        err = expected not in str(e)
    t_ok(err, t)

    t = 'area disp loads (PQ) => total = [100 74.3941 60] : '
    load = array([100, area[1]['fixed']['p'], 60], float)
    opt = {'scale': 'QUANTITY', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] - area[k]['fixed']['p'], 8,
             '%s area %d disp P' % (t, k))
        if k == 1:
            t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
                 '%s area %d disp Qmin' % (t, k))
            t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
                 '%s area %d disp Qmax' % (t, k))
        else:
            t_is(-sum(gen[lda[k], QMIN]), (load[k] - area[k]['fixed']['p']) /
                 area[k]['disp']['p'] * area[k]['disp']['qmin'], 8,
                 '%s area %d disp Qmin' % (t, k))
            t_is(-sum(gen[lda[k], QMAX]), (load[k] - area[k]['fixed']['p']) /
                 area[k]['disp']['p'] * area[k]['disp']['qmax'], 8,
                 '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (P) => total = [100 74.3941 60] : '
    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8,
             '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8,
             '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] - area[k]['fixed']['p'], 8,
             '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8,
             '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8,
             '%s area %d disp Qmax' % (t, k))

    ##-----  explict single load zone  -----
    t = 'explicit single load zone'
    load_zone = zeros(ppc['bus'].shape[0])
    load_zone[[2, 3]] = 1
    load = array([2.0])
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], load_zone)
    Pd = ppc['bus'][:, PD]
    Pd[[2, 3]] = load * Pd[[2, 3]]
    t_is(bus[:, PD], Pd, 8, t)

    ##-----  explict multiple load zone  -----
    t = 'explicit multiple load zone'
    load_zone = zeros(ppc['bus'].shape[0])
    load_zone[[2, 3]] = 1
    load_zone[[6, 7]] = 2
    load = array([2, 0.5])
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], load_zone)
    Pd = ppc['bus'][:, PD]
    Pd[[2, 3]] = load[0] * Pd[[2, 3]]
    Pd[[6, 7]] = load[1] * Pd[[6, 7]]
    t_is(bus[:, PD], Pd, 8, t)

    t_end()
Exemplo n.º 18
0
def t_total_load(quiet=False):
    """Tests for code in C{total_load}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 48

    t_begin(n_tests, quiet)

    ppc = loadcase(join(dirname(__file__), 't_auction_case'))
    ppc['gen'][7, GEN_BUS] = 2  ## multiple d. loads per area, same bus as gen
    ppc['gen'][7, [QG, QMIN, QMAX]] = array([3, 0, 3])
    ## put it load before gen in matrix

    ppc['gen'] = vstack(
        [ppc['gen'][7, :], ppc['gen'][:7, :], ppc['gen'][8, :]])
    ld = find(isload(ppc['gen']))
    a = [None] * 3
    lda = [None] * 3
    for k in range(3):
        a[k] = find(ppc['bus'][:, BUS_AREA] == k + 1)  ## buses in area k
        tmp = find(in1d(ppc['gen'][ld, GEN_BUS] - 1, a[k]))
        lda[k] = ld[tmp]  ## disp loads in area k

    area = [None] * 3
    for k in range(3):
        area[k] = {'fixed': {}, 'disp': {}, 'both': {}}
        area[k]['fixed']['p'] = sum(ppc['bus'][a[k], PD])
        area[k]['fixed']['q'] = sum(ppc['bus'][a[k], QD])
        area[k]['disp']['p'] = -sum(ppc['gen'][lda[k], PMIN])
        area[k]['disp']['qmin'] = -sum(ppc['gen'][lda[k], QMIN])
        area[k]['disp']['qmax'] = -sum(ppc['gen'][lda[k], QMAX])
        area[k]['disp'][
            'q'] = area[k]['disp']['qmin'] + area[k]['disp']['qmax']
        area[k]['both']['p'] = area[k]['fixed']['p'] + area[k]['disp']['p']
        area[k]['both']['q'] = area[k]['fixed']['q'] + area[k]['disp']['q']

    total = {'fixed': {}, 'disp': {}, 'both': {}}
    total['fixed']['p'] = sum(ppc['bus'][:, PD])
    total['fixed']['q'] = sum(ppc['bus'][:, QD])
    total['disp']['p'] = -sum(ppc['gen'][ld, PMIN])
    total['disp']['qmin'] = -sum(ppc['gen'][ld, QMIN])
    total['disp']['qmax'] = -sum(ppc['gen'][ld, QMAX])
    total['disp']['q'] = total['disp']['qmin'] + total['disp']['qmax']
    total['both']['p'] = total['fixed']['p'] + total['disp']['p']
    total['both']['q'] = total['fixed']['q'] + total['disp']['q']

    ##-----  all load  -----
    t = 'Pd, _  = total_load(bus) : '
    Pd, _ = total_load(ppc['bus'])
    t_is(Pd,
         [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']],
         12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus) : '
    Pd, Qd = total_load(ppc['bus'])
    t_is(Pd,
         [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']],
         12, [t, 'Pd'])
    t_is(Qd,
         [area[0]['fixed']['q'], area[1]['fixed']['q'], area[2]['fixed']['q']],
         12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen) : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'])
    t_is(Pd,
         [area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']],
         12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen) : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'])
    t_is(Pd,
         [area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']],
         12, [t, 'Pd'])
    t_is(Qd,
         [area[0]['both']['q'], area[1]['both']['q'], area[2]['both']['q']],
         12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, None, \'all\') : '
    Pd, _ = total_load(ppc['bus'], None, 'all')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, None, \'all\') : '
    Pd, Qd = total_load(ppc['bus'], None, 'all')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['fixed']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['both']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\', \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all', 'BOTH')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\', \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all', 'BOTH')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['both']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\', \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all', 'FIXED')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\', \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all', 'FIXED')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['fixed']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\', \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all', 'DISPATCHABLE')
    t_is(Pd, total['disp']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\', \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all', 'DISPATCHABLE')
    t_is(Pd, total['disp']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['disp']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, None, \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], None, 'BOTH')
    t_is(Pd, r_[area[0]['both']['p'], area[1]['both']['p'],
                area[2]['both']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, None, \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], None, 'BOTH')
    t_is(Pd,
         [area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']],
         12, [t, 'Pd'])
    t_is(Qd,
         [area[0]['both']['q'], area[1]['both']['q'], area[2]['both']['q']],
         12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, None, \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], None, 'FIXED')
    t_is(Pd,
         [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']],
         12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, None, \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], None, 'FIXED')
    t_is(Pd,
         [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']],
         12, [t, 'Pd'])
    t_is(Qd,
         [area[0]['fixed']['q'], area[1]['fixed']['q'], area[2]['fixed']['q']],
         12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, None, \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], None, 'DISPATCHABLE')
    t_is(Pd,
         [area[0]['disp']['p'], area[1]['disp']['p'], area[2]['disp']['p']],
         12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, None, \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], None, 'DISPATCHABLE')
    t_is(Pd,
         [area[0]['disp']['p'], area[1]['disp']['p'], area[2]['disp']['p']],
         12, [t, 'Pd'])
    t_is(Qd,
         [area[0]['disp']['q'], area[1]['disp']['q'], area[2]['disp']['q']],
         12, [t, 'Qd'])

    ##-----  explicit single load zone  -----
    nb = ppc['bus'].shape[0]
    load_zone = zeros(nb, int)
    k = find(ppc['bus'][:, BUS_AREA] == 2)  ## area 2
    load_zone[k] = 1
    t = 'Pd, _  = total_load(bus, gen, load_zone1, \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, area[1]['both']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone1, \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, area[1]['both']['p'], 12, [t, 'Pd'])
    t_is(Qd, area[1]['both']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone1, \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, area[1]['fixed']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone1, \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, area[1]['fixed']['p'], 12, [t, 'Pd'])
    t_is(Qd, area[1]['fixed']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone1, \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, area[1]['disp']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone1, \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, area[1]['disp']['p'], 12, [t, 'Pd'])
    t_is(Qd, area[1]['disp']['q'], 12, [t, 'Qd'])

    ##-----  explicit multiple load zone  -----
    load_zone = zeros(nb, int)
    k = find(ppc['bus'][:, BUS_AREA] == 3)  ## area 3
    load_zone[k] = 1
    k = find(ppc['bus'][:, BUS_AREA] == 1)  ## area 1
    load_zone[k] = 2
    t = 'Pd, _  = total_load(bus, gen, load_zone2, \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, [area[2]['both']['p'], area[0]['both']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone2, \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, [area[2]['both']['p'], area[0]['both']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[2]['both']['q'], area[0]['both']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone2, \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, [area[2]['fixed']['p'], area[0]['fixed']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone2, \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, [area[2]['fixed']['p'], area[0]['fixed']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[2]['fixed']['q'], area[0]['fixed']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone2, \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, [area[2]['disp']['p'], area[0]['disp']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone2, \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, [area[2]['disp']['p'], area[0]['disp']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[2]['disp']['q'], area[0]['disp']['q']], 12, [t, 'Qd'])

    t_end()
Exemplo n.º 19
0
def t_pf(quiet=False):
    """Tests for power flow solvers.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(33, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_pf')
    verbose = not quiet

    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0)

    ## get solved AC power flow case from MAT-file
    ## defines bus_soln, gen_soln, branch_soln
    soln9_pf = loadmat(join(tdir, 'soln9_pf.mat'), struct_as_record=False)
    bus_soln = soln9_pf['bus_soln']
    gen_soln = soln9_pf['gen_soln']
    branch_soln = soln9_pf['branch_soln']

    ## run Newton PF
    t = 'Newton PF : '
    ppopt = ppoption(ppopt, PF_ALG=1)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## run fast-decoupled PF (XB version)
    t = 'Fast Decoupled (XB) PF : '
    ppopt = ppoption(ppopt, PF_ALG=2)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## run fast-decoupled PF (BX version)
    t = 'Fast Decoupled (BX) PF : '
    ppopt = ppoption(ppopt, PF_ALG=3)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## run Gauss-Seidel PF
    t = 'Gauss-Seidel PF : '
    ppopt = ppoption(ppopt, PF_ALG=4)
    results, success = runpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 5, [t, 'bus'])
    t_is(gen, gen_soln, 5, [t, 'gen'])
    t_is(branch, branch_soln, 5, [t, 'branch'])

    ## get solved AC power flow case from MAT-file
    ## defines bus_soln, gen_soln, branch_soln
    soln9_dcpf = loadmat(join(tdir, 'soln9_dcpf.mat'), struct_as_record=False)
    bus_soln = soln9_dcpf['bus_soln']
    gen_soln = soln9_dcpf['gen_soln']
    branch_soln = soln9_dcpf['branch_soln']

    ## run DC PF
    t = 'DC PF : '
    results, success = rundcpf(casefile, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_ok(success, [t, 'success'])
    t_is(bus, bus_soln, 6, [t, 'bus'])
    t_is(gen, gen_soln, 6, [t, 'gen'])
    t_is(branch, branch_soln, 6, [t, 'branch'])

    ## check Qg distribution, when Qmin = Qmax
    t = 'check Qg : '
    ppopt = ppoption(ppopt, PF_ALG=1, VERBOSE=0)
    ppc = loadcase(casefile)
    ppc['gen'][0, [QMIN, QMAX]] = [20, 20]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0, QG], 24.07, 2, [t, 'single gen, Qmin = Qmax'])

    ppc['gen'] = r_[array([ppc['gen'][0, :]]), ppc['gen']]
    ppc['gen'][0, [QMIN, QMAX]] = [10, 10]
    ppc['gen'][1, [QMIN, QMAX]] = [0, 50]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [10, 14.07], 2, [t, '2 gens, Qmin = Qmax for one'])

    ppc['gen'][0, [QMIN, QMAX]] = [10, 10]
    ppc['gen'][1, [QMIN, QMAX]] = [-50, -50]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [12.03, 12.03], 2, [t, '2 gens, Qmin = Qmax for both'])

    ppc['gen'][0, [QMIN, QMAX]] = [0, 50]
    ppc['gen'][1, [QMIN, QMAX]] = [0, 100]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [8.02, 16.05], 2, [t, '2 gens, proportional'])

    ppc['gen'][0, [QMIN, QMAX]] = [-50, 0]
    ppc['gen'][1, [QMIN, QMAX]] = [50, 150]
    results, success = runpf(ppc, ppopt)
    bus, gen, branch = results['bus'], results['gen'], results['branch']
    t_is(gen[0:2, QG], [-50 + 8.02, 50 + 16.05], 2,
         [t, '2 gens, proportional'])

    ## network with islands
    t = 'network w/islands : DC PF : '
    ppc0 = loadcase(casefile)
    ppc0['gen'][0, PG] = 60
    ppc0['gen'][0, [PMIN, PMAX, QMIN, QMAX, PG, QG]] = \
            ppc0['gen'][0, [PMIN, PMAX, QMIN, QMAX, PG, QG]] / 2
    ppc0['gen'] = r_[array([ppc0['gen'][0, :]]), ppc0['gen']]
    ppc1 = ppc0.copy()
    ppc = ppc0.copy()
    nb = ppc['bus'].shape[0]
    ppc1['bus'][:, BUS_I] = ppc1['bus'][:, BUS_I] + nb
    ppc1['branch'][:, F_BUS] = ppc1['branch'][:, F_BUS] + nb
    ppc1['branch'][:, T_BUS] = ppc1['branch'][:, T_BUS] + nb
    ppc1['gen'][:, GEN_BUS] = ppc1['gen'][:, GEN_BUS] + nb
    ppc['bus'] = r_[ppc['bus'], ppc1['bus']]
    ppc['branch'] = r_[ppc['branch'], ppc1['branch']]
    ppc['gen'] = r_[ppc['gen'], ppc1['gen']]
    #ppopt = ppoption(ppopt, OUT_BUS=1, OUT_GEN=1, OUT_ALL=-1, VERBOSE=2)
    ppopt = ppoption(ppopt, VERBOSE=verbose)
    r = rundcpf(ppc, ppopt)
    t_is(r['bus'][:9, VA], bus_soln[:, VA], 8, [t, 'voltage angles 1'])
    t_is(r['bus'][10:18, VA], bus_soln[:, VA], 8, [t, 'voltage angles 2'])
    Pg = r_[gen_soln[0, PG] - 30, 30, gen_soln[1:3, PG]]
    t_is(r['gen'][:4, PG], Pg, 8, [t, 'active power generation 1'])
    t_is(r['gen'][4:8, PG], Pg, 8, [t, 'active power generation 1'])

    t = 'network w/islands : AC PF : '
    ## get solved AC power flow case from MAT-file
    soln9_pf = loadmat(join(tdir, 'soln9_pf.mat'), struct_as_record=False)
    bus_soln = soln9_pf['bus_soln']
    gen_soln = soln9_pf['gen_soln']
    branch_soln = soln9_pf['branch_soln']
    r = runpf(ppc, ppopt)
    t_is(r['bus'][:9, VA], bus_soln[:, VA], 8, [t, 'voltage angles 1'])
    t_is(r['bus'][9:18, VA], bus_soln[:, VA], 8, [t, 'voltage angles 2'])
    Pg = r_[gen_soln[0, PG] - 30, 30, gen_soln[1:3, PG]]
    t_is(r['gen'][:4, PG], Pg, 8, [t, 'active power generation 1'])
    t_is(r['gen'][4:8, PG], Pg, 8, [t, 'active power generation 1'])

    t_end()
def t_total_load(quiet=False):
    """Tests for code in C{total_load}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 48

    t_begin(n_tests, quiet)

    ppc = loadcase(join(dirname(__file__), 't_auction_case'))
    ppc['gen'][7, GEN_BUS] = 2    ## multiple d. loads per area, same bus as gen
    ppc['gen'][7, [QG, QMIN, QMAX]] = array([3, 0, 3])
    ## put it load before gen in matrix

    ppc['gen'] = vstack([ppc['gen'][7, :], ppc['gen'][:7, :], ppc['gen'][8, :]])
    ld = find(isload(ppc['gen']))
    a = [None] * 3
    lda = [None] * 3
    for k in range(3):
        a[k] = find(ppc['bus'][:, BUS_AREA] == k + 1)  ## buses in area k
        tmp = find( in1d(ppc['gen'][ld, GEN_BUS] - 1, a[k]) )
        lda[k] = ld[tmp]                       ## disp loads in area k

    area = [None] * 3
    for k in range(3):
        area[k] = {'fixed': {}, 'disp': {}, 'both': {}}
        area[k]['fixed']['p'] = sum(ppc['bus'][a[k], PD])
        area[k]['fixed']['q'] = sum(ppc['bus'][a[k], QD])
        area[k]['disp']['p'] = -sum(ppc['gen'][lda[k], PMIN])
        area[k]['disp']['qmin'] = -sum(ppc['gen'][lda[k], QMIN])
        area[k]['disp']['qmax'] = -sum(ppc['gen'][lda[k], QMAX])
        area[k]['disp']['q'] = area[k]['disp']['qmin'] + area[k]['disp']['qmax']
        area[k]['both']['p'] = area[k]['fixed']['p'] + area[k]['disp']['p']
        area[k]['both']['q'] = area[k]['fixed']['q'] + area[k]['disp']['q']

    total = {'fixed': {}, 'disp': {}, 'both': {}}
    total['fixed']['p'] = sum(ppc['bus'][:, PD])
    total['fixed']['q'] = sum(ppc['bus'][:, QD])
    total['disp']['p'] = -sum(ppc['gen'][ld, PMIN])
    total['disp']['qmin'] = -sum(ppc['gen'][ld, QMIN])
    total['disp']['qmax'] = -sum(ppc['gen'][ld, QMAX])
    total['disp']['q'] = total['disp']['qmin'] + total['disp']['qmax']
    total['both']['p'] = total['fixed']['p'] + total['disp']['p']
    total['both']['q'] = total['fixed']['q'] + total['disp']['q']

    ##-----  all load  -----
    t = 'Pd, _  = total_load(bus) : '
    Pd, _ = total_load(ppc['bus'])
    t_is(Pd, [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus) : '
    Pd, Qd = total_load(ppc['bus'])
    t_is(Pd, [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[0]['fixed']['q'], area[1]['fixed']['q'], area[2]['fixed']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen) : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'])
    t_is(Pd, [area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen) : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'])
    t_is(Pd, [area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[0]['both']['q'], area[1]['both']['q'], area[2]['both']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, None, \'all\') : '
    Pd, _ = total_load(ppc['bus'], None, 'all')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, None, \'all\') : '
    Pd, Qd = total_load(ppc['bus'], None, 'all')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['fixed']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['both']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\', \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all', 'BOTH')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\', \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all', 'BOTH')
    t_is(Pd, total['both']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['both']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\', \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all', 'FIXED')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\', \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all', 'FIXED')
    t_is(Pd, total['fixed']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['fixed']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, \'all\', \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], 'all', 'DISPATCHABLE')
    t_is(Pd, total['disp']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, \'all\', \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], 'all', 'DISPATCHABLE')
    t_is(Pd, total['disp']['p'], 12, [t, 'Pd'])
    t_is(Qd, total['disp']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, None, \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], None, 'BOTH')
    t_is(Pd, r_[area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, None, \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], None, 'BOTH')
    t_is(Pd, [area[0]['both']['p'], area[1]['both']['p'], area[2]['both']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[0]['both']['q'], area[1]['both']['q'], area[2]['both']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, None, \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], None, 'FIXED')
    t_is(Pd, [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, None, \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], None, 'FIXED')
    t_is(Pd, [area[0]['fixed']['p'], area[1]['fixed']['p'], area[2]['fixed']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[0]['fixed']['q'], area[1]['fixed']['q'], area[2]['fixed']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, None, \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], None, 'DISPATCHABLE')
    t_is(Pd, [area[0]['disp']['p'], area[1]['disp']['p'], area[2]['disp']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, None, \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], None, 'DISPATCHABLE')
    t_is(Pd, [area[0]['disp']['p'], area[1]['disp']['p'], area[2]['disp']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[0]['disp']['q'], area[1]['disp']['q'], area[2]['disp']['q']], 12, [t, 'Qd'])

    ##-----  explicit single load zone  -----
    nb = ppc['bus'].shape[0]
    load_zone = zeros(nb, int)
    k = find(ppc['bus'][:, BUS_AREA] == 2)    ## area 2
    load_zone[k] = 1
    t = 'Pd, _  = total_load(bus, gen, load_zone1, \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, area[1]['both']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone1, \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, area[1]['both']['p'], 12, [t, 'Pd'])
    t_is(Qd, area[1]['both']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone1, \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, area[1]['fixed']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone1, \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, area[1]['fixed']['p'], 12, [t, 'Pd'])
    t_is(Qd, area[1]['fixed']['q'], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone1, \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, area[1]['disp']['p'], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone1, \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, area[1]['disp']['p'], 12, [t, 'Pd'])
    t_is(Qd, area[1]['disp']['q'], 12, [t, 'Qd'])

    ##-----  explicit multiple load zone  -----
    load_zone = zeros(nb, int)
    k = find(ppc['bus'][:, BUS_AREA] == 3)    ## area 3
    load_zone[k] = 1
    k = find(ppc['bus'][:, BUS_AREA] == 1)    ## area 1
    load_zone[k] = 2
    t = 'Pd, _  = total_load(bus, gen, load_zone2, \'BOTH\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, [area[2]['both']['p'], area[0]['both']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone2, \'BOTH\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'BOTH')
    t_is(Pd, [area[2]['both']['p'], area[0]['both']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[2]['both']['q'], area[0]['both']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone2, \'FIXED\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, [area[2]['fixed']['p'], area[0]['fixed']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone2, \'FIXED\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'FIXED')
    t_is(Pd, [area[2]['fixed']['p'], area[0]['fixed']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[2]['fixed']['q'], area[0]['fixed']['q']], 12, [t, 'Qd'])

    t = 'Pd, _  = total_load(bus, gen, load_zone2, \'DISPATCHABLE\') : '
    Pd, _ = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, [area[2]['disp']['p'], area[0]['disp']['p']], 12, [t, 'Pd'])

    t = 'Pd, Qd = total_load(bus, gen, load_zone2, \'DISPATCHABLE\') : '
    Pd, Qd = total_load(ppc['bus'], ppc['gen'], load_zone, 'DISPATCHABLE')
    t_is(Pd, [area[2]['disp']['p'], area[0]['disp']['p']], 12, [t, 'Pd'])
    t_is(Qd, [area[2]['disp']['q'], area[0]['disp']['q']], 12, [t, 'Qd'])

    t_end()
Exemplo n.º 21
0
def t_opf_dc_pips_sc(quiet=False):
    """Tests for DC optimal power flow using PIPS-sc solver.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    num_tests = 23

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    verbose = 0  #not quiet

    t0 = 'DC OPF (PIPS-sc): '
    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0, OPF_ALG_DC=250)

    ## run DC OPF

    ## set up indices
    ib_data = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
    ib_voltage = arange(VM, VA + 1)
    ib_lam = arange(LAM_P, LAM_Q + 1)
    ib_mu = arange(MU_VMAX, MU_VMIN + 1)
    ig_data = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
    ig_disp = array([PG, QG, VG])
    ig_mu = arange(MU_PMAX, MU_QMIN + 1)
    ibr_data = arange(ANGMAX + 1)
    ibr_flow = arange(PF, QT + 1)
    ibr_mu = array([MU_SF, MU_ST])
    #ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

    ## get solved DC power flow case from MAT-file
    soln9_dcopf = loadmat(join(tdir, 'soln9_dcopf.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_dcopf['bus_soln']
    gen_soln = soln9_dcopf['gen_soln']
    branch_soln = soln9_dcopf['branch_soln']
    f_soln = soln9_dcopf['f_soln'][0]

    ## run OPF
    t = t0
    r = rundcopf(casefile, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(bus[:, ib_data], bus_soln[:, ib_data], 10, [t, 'bus data'])
    t_is(bus[:, ib_voltage], bus_soln[:, ib_voltage], 3, [t, 'bus voltage'])
    t_is(bus[:, ib_lam], bus_soln[:, ib_lam], 3, [t, 'bus lambda'])
    t_is(bus[:, ib_mu], bus_soln[:, ib_mu], 2, [t, 'bus mu'])
    t_is(gen[:, ig_data], gen_soln[:, ig_data], 10, [t, 'gen data'])
    t_is(gen[:, ig_disp], gen_soln[:, ig_disp], 3, [t, 'gen dispatch'])
    t_is(gen[:, ig_mu], gen_soln[:, ig_mu], 3, [t, 'gen mu'])
    t_is(branch[:, ibr_data], branch_soln[:, ibr_data], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow], branch_soln[:, ibr_flow], 3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu], branch_soln[:, ibr_mu], 2, [t, 'branch mu'])

    ##-----  run OPF with extra linear user constraints & costs  -----
    ## two new z variables
    ##      0 <= z1, P2 - P1 <= z1
    ##      0 <= z2, P2 - P3 <= z2
    ## with A and N sized for DC opf
    ppc = loadcase(casefile)
    row = [0, 0, 0, 1, 1, 1]
    col = [9, 10, 12, 10, 11, 13]
    ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 14))
    ppc['u'] = array([0, 0])
    ppc['l'] = array([-Inf, -Inf])
    ppc['zl'] = array([0, 0])

    ppc['N'] = sparse(([1, 1], ([0, 1], [12, 13])),
                      (2, 14))  ## new z variables only
    ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])  ## w = r = z
    ppc['H'] = sparse((2, 2))  ## no quadratic term
    ppc['Cw'] = array([1000, 1])

    t = ''.join([t0, 'w/extra constraints & costs 1 : '])
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
    t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
    t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
    t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

    ## with A and N sized for AC opf
    ppc = loadcase(casefile)
    row = [0, 0, 0, 1, 1, 1]
    col = [18, 19, 24, 19, 20, 25]
    ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 26))
    ppc['u'] = array([0, 0])
    ppc['l'] = array([-Inf, -Inf])
    ppc['zl'] = array([0, 0])

    ppc['N'] = sparse(([1, 1], ([0, 1], [24, 25])),
                      (2, 26))  ## new z variables only
    ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])  ## w = r = z
    ppc['H'] = sparse((2, 2))  ## no quadratic term
    ppc['Cw'] = array([1000, 1])

    t = ''.join([t0, 'w/extra constraints & costs 2 : '])
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
    t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
    t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
    t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

    t = ''.join([t0, 'infeasible : '])
    ## with A and N sized for DC opf
    ppc = loadcase(casefile)
    ppc['A'] = sparse(([1, 1], ([0, 0], [9, 10])), (1, 14))  ## Pg1 + Pg2
    ppc['u'] = array([Inf])
    ppc['l'] = array([600])
    r = rundcopf(ppc, ppopt)
    t_ok(not r['success'], [t, 'no success'])

    t_end()
Exemplo n.º 22
0
def t_ext2int2ext(quiet=False):
    """Tests C{ext2int} and C{int2ext}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(85, quiet)

    ##-----  ppc = e2i_data/i2e_data(ppc)  -----
    t = 'ppc = e2i_data(ppc) : '
    ppce = loadcase(t_case_ext())
    ppci = loadcase(t_case_int())
    ppc = e2i_data(ppce)
    t_is(ppc['bus'], ppci['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppci['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppci['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppci['gencost'], 12, [t, 'gencost'])
    t_is(ppc['areas'], ppci['areas'], 12, [t, 'areas'])
    t_is(ppc['A'], ppci['A'], 12, [t, 'A'])
    t_is(ppc['N'], ppci['N'], 12, [t, 'N'])
    t = 'ppc = e2i_data(ppc) - repeat : '
    ppc = e2i_data(ppc)
    t_is(ppc['bus'], ppci['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppci['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppci['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppci['gencost'], 12, [t, 'gencost'])
    t_is(ppc['areas'], ppci['areas'], 12, [t, 'areas'])
    t_is(ppc['A'], ppci['A'], 12, [t, 'A'])
    t_is(ppc['N'], ppci['N'], 12, [t, 'N'])
    t = 'ppc = i2e_data(ppc) : '
    ppc = i2e_data(ppc)
    t_is(ppc['bus'], ppce['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppce['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppce['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppce['gencost'], 12, [t, 'gencost'])
    t_is(ppc['areas'], ppce['areas'], 12, [t, 'areas'])
    t_is(ppc['A'], ppce['A'], 12, [t, 'A'])
    t_is(ppc['N'], ppce['N'], 12, [t, 'N'])

    ##-----  val = e2i_data/i2e_data(ppc, val, ...)  -----
    t = 'val = e2i_data(ppc, val, \'bus\')'
    ppc = e2i_data(ppce)
    got = e2i_data(ppc, ppce['xbus'], 'bus')
    ex = ppce['xbus']
    ex = delete(ex, 5, 0)
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, \'bus\')'
    tmp = ones(ppce['xbus'].shape)
    tmp[5, :] = ppce['xbus'][5, :]
    got = i2e_data(ppc, ex, tmp, 'bus')
    t_is(got, ppce['xbus'], 12, t)

    t = 'val = e2i_data(ppc, val, \'bus\', 1)'
    got = e2i_data(ppc, ppce['xbus'], 'bus', 1)
    ex = ppce['xbus']
    ex = delete(ex, 5, 1)
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, \'bus\', 1)'
    tmp = ones(ppce['xbus'].shape)
    tmp[:, 5] = ppce['xbus'][:, 5]
    got = i2e_data(ppc, ex, tmp, 'bus', 1)
    t_is(got, ppce['xbus'], 12, t)

    t = 'val = e2i_data(ppc, val, \'gen\')'
    got = e2i_data(ppc, ppce['xgen'], 'gen')
    ex = ppce['xgen'][[3, 1, 0], :]
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, \'gen\')'
    tmp = ones(ppce['xgen'].shape)
    tmp[2, :] = ppce['xgen'][2, :]
    got = i2e_data(ppc, ex, tmp, 'gen')
    t_is(got, ppce['xgen'], 12, t)

    t = 'val = e2i_data(ppc, val, \'gen\', 1)'
    got = e2i_data(ppc, ppce['xgen'], 'gen', 1)
    ex = ppce['xgen'][:, [3, 1, 0]]
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, \'gen\', 1)'
    tmp = ones(ppce['xgen'].shape)
    tmp[:, 2] = ppce['xgen'][:, 2]
    got = i2e_data(ppc, ex, tmp, 'gen', 1)
    t_is(got, ppce['xgen'], 12, t)

    t = 'val = e2i_data(ppc, val, \'branch\')'
    got = e2i_data(ppc, ppce['xbranch'], 'branch')
    ex = ppce['xbranch']
    ex = delete(ex, 6, 0)
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, \'branch\')'
    tmp = ones(ppce['xbranch'].shape)
    tmp[6, :] = ppce['xbranch'][6, :]
    got = i2e_data(ppc, ex, tmp, 'branch')
    t_is(got, ppce['xbranch'], 12, t)

    t = 'val = e2i_data(ppc, val, \'branch\', 1)'
    got = e2i_data(ppc, ppce['xbranch'], 'branch', 1)
    ex = ppce['xbranch']
    ex = delete(ex, 6, 1)
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, \'branch\', 1)'
    tmp = ones(ppce['xbranch'].shape)
    tmp[:, 6] = ppce['xbranch'][:, 6]
    got = i2e_data(ppc, ex, tmp, 'branch', 1)
    t_is(got, ppce['xbranch'], 12, t)

    t = 'val = e2i_data(ppc, val, {\'branch\', \'gen\', \'bus\'})'
    got = e2i_data(ppc, ppce['xrows'], ['branch', 'gen', 'bus'])
    ex = r_[ppce['xbranch'][list(range(6)) + list(range(7, 10)), :4],
            ppce['xgen'][[3, 1, 0], :],
            ppce['xbus'][list(range(5)) + list(range(6, 10)), :4],
            -1 * ones((2, 4))]
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, {\'branch\', \'gen\', \'bus\'})'
    tmp1 = ones(ppce['xbranch'][:, :4].shape)
    tmp1[6, :4] = ppce['xbranch'][6, :4]
    tmp2 = ones(ppce['xgen'].shape)
    tmp2[2, :] = ppce['xgen'][2, :]
    tmp3 = ones(ppce['xbus'][:, :4].shape)
    tmp3[5, :4] = ppce['xbus'][5, :4]
    tmp = r_[tmp1, tmp2, tmp3]
    got = i2e_data(ppc, ex, tmp, ['branch', 'gen', 'bus'])
    t_is(got, ppce['xrows'], 12, t)

    t = 'val = e2i_data(ppc, val, {\'branch\', \'gen\', \'bus\'}, 1)'
    got = e2i_data(ppc, ppce['xcols'], ['branch', 'gen', 'bus'], 1)
    ex = r_[ppce['xbranch'][list(range(6)) + list(range(7, 10)), :4],
            ppce['xgen'][[3, 1, 0], :],
            ppce['xbus'][list(range(5)) + list(range(6, 10)), :4],
            -1 * ones((2, 4))].T
    t_is(got, ex, 12, t)
    t = 'val = i2e_data(ppc, val, oldval, {\'branch\', \'gen\', \'bus\'}, 1)'
    tmp1 = ones(ppce['xbranch'][:, :4].shape)
    tmp1[6, :4] = ppce['xbranch'][6, :4]
    tmp2 = ones(ppce['xgen'].shape)
    tmp2[2, :] = ppce['xgen'][2, :]
    tmp3 = ones(ppce['xbus'][:, :4].shape)
    tmp3[5, :4] = ppce['xbus'][5, :4]
    tmp = r_[tmp1, tmp2, tmp3].T
    got = i2e_data(ppc, ex, tmp, ['branch', 'gen', 'bus'], 1)
    t_is(got, ppce['xcols'], 12, t)

    ##-----  ppc = e2i_field/i2e_field(ppc, field, ...)  -----
    t = 'ppc = e2i_field(ppc, field, \'bus\')'
    ppc = e2i_field(ppce)
    ex = ppce['xbus']
    ex = delete(ex, 5, 0)
    got = e2i_field(ppc, 'xbus', 'bus')
    t_is(got['xbus'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, \'bus\')'
    got = i2e_field(got, 'xbus', ordering='bus')
    t_is(got['xbus'], ppce['xbus'], 12, t)

    t = 'ppc = e2i_field(ppc, field, \'bus\', 1)'
    ex = ppce['xbus']
    ex = delete(ex, 5, 1)
    got = e2i_field(ppc, 'xbus', 'bus', 1)
    t_is(got['xbus'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, \'bus\', 1)'
    got = i2e_field(got, 'xbus', ordering='bus', dim=1)
    t_is(got['xbus'], ppce['xbus'], 12, t)

    t = 'ppc = e2i_field(ppc, field, \'gen\')'
    ex = ppce['xgen'][[3, 1, 0], :]
    got = e2i_field(ppc, 'xgen', 'gen')
    t_is(got['xgen'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, \'gen\')'
    got = i2e_field(got, 'xgen', ordering='gen')
    t_is(got['xgen'], ppce['xgen'], 12, t)

    t = 'ppc = e2i_field(ppc, field, \'gen\', 1)'
    ex = ppce['xgen'][:, [3, 1, 0]]
    got = e2i_field(ppc, 'xgen', 'gen', 1)
    t_is(got['xgen'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, \'gen\', 1)'
    got = i2e_field(got, 'xgen', ordering='gen', dim=1)
    t_is(got['xgen'], ppce['xgen'], 12, t)

    t = 'ppc = e2i_field(ppc, field, \'branch\')'
    ex = ppce['xbranch']
    ex = delete(ex, 6, 0)
    got = e2i_field(ppc, 'xbranch', 'branch')
    t_is(got['xbranch'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, \'branch\')'
    got = i2e_field(got, 'xbranch', ordering='branch')
    t_is(got['xbranch'], ppce['xbranch'], 12, t)

    t = 'ppc = e2i_field(ppc, field, \'branch\', 1)'
    ex = ppce['xbranch']
    ex = delete(ex, 6, 1)
    got = e2i_field(ppc, 'xbranch', 'branch', 1)
    t_is(got['xbranch'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, \'branch\', 1)'
    got = i2e_field(got, 'xbranch', ordering='branch', dim=1)
    t_is(got['xbranch'], ppce['xbranch'], 12, t)

    t = 'ppc = e2i_field(ppc, field, {\'branch\', \'gen\', \'bus\'})'
    ex = r_[ppce['xbranch'][list(range(6)) + list(range(7, 10)), :4],
            ppce['xgen'][[3, 1, 0], :],
            ppce['xbus'][list(range(5)) + list(range(6, 10)), :4],
            -1 * ones((2, 4))]
    got = e2i_field(ppc, 'xrows', ['branch', 'gen', 'bus'])
    t_is(got['xrows'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, {\'branch\', \'gen\', \'bus\'})'
    got = i2e_field(got, 'xrows', ordering=['branch', 'gen', 'bus'])
    t_is(got['xrows'], ppce['xrows'], 12, t)

    t = 'ppc = e2i_field(ppc, field, {\'branch\', \'gen\', \'bus\'}, 1)'
    ex = r_[ppce['xbranch'][list(range(6)) + list(range(7, 10)), :4],
            ppce['xgen'][[3, 1, 0], :],
            ppce['xbus'][list(range(5)) + list(range(6, 10)), :4],
            -1 * ones((2, 4))].T
    got = e2i_field(ppc, 'xcols', ['branch', 'gen', 'bus'], 1)
    t_is(got['xcols'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, field, {\'branch\', \'gen\', \'bus\'})'
    got = i2e_field(got, 'xcols', ordering=['branch', 'gen', 'bus'], dim=1)
    t_is(got['xcols'], ppce['xcols'], 12, t)

    t = 'ppc = e2i_field(ppc, {\'field1\', \'field2\'}, ordering)'
    ex = ppce['x']['more'][[3, 1, 0], :]
    got = e2i_field(ppc, ['x', 'more'], 'gen')
    t_is(got['x']['more'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, {\'field1\', \'field2\'}, ordering)'
    got = i2e_field(got, ['x', 'more'], ordering='gen')
    t_is(got['x']['more'], ppce['x']['more'], 12, t)

    t = 'ppc = e2i_field(ppc, {\'field1\', \'field2\'}, ordering, 1)'
    ex = ppce['x']['more'][:, [3, 1, 0]]
    got = e2i_field(ppc, ['x', 'more'], 'gen', 1)
    t_is(got['x']['more'], ex, 12, t)
    t = 'ppc = i2e_field(ppc, {\'field1\', \'field2\'}, ordering, 1)'
    got = i2e_field(got, ['x', 'more'], ordering='gen', dim=1)
    t_is(got['x']['more'], ppce['x']['more'], 12, t)

    ##-----  more ppc = ext2int/int2ext(ppc)  -----
    t = 'ppc = ext2int(ppc) - bus/gen/branch only : '
    ppce = loadcase(t_case_ext())
    ppci = loadcase(t_case_int())
    del ppce['gencost']
    del ppce['areas']
    del ppce['A']
    del ppce['N']
    del ppci['gencost']
    del ppci['areas']
    del ppci['A']
    del ppci['N']
    ppc = ext2int(ppce)
    t_is(ppc['bus'], ppci['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppci['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppci['gen'], 12, [t, 'gen'])

    t = 'ppc = ext2int(ppc) - no areas/A : '
    ppce = loadcase(t_case_ext())
    ppci = loadcase(t_case_int())
    del ppce['areas']
    del ppce['A']
    del ppci['areas']
    del ppci['A']
    ppc = ext2int(ppce)
    t_is(ppc['bus'], ppci['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppci['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppci['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppci['gencost'], 12, [t, 'gencost'])
    t_is(ppc['N'], ppci['N'], 12, [t, 'N'])

    t = 'ppc = ext2int(ppc) - Qg cost, no N : '
    ppce = loadcase(t_case_ext())
    ppci = loadcase(t_case_int())
    del ppce['N']
    del ppci['N']
    ppce['gencost'] = c_[ppce['gencost'], ppce['gencost']]
    ppci['gencost'] = c_[ppci['gencost'], ppci['gencost']]
    ppc = ext2int(ppce)
    t_is(ppc['bus'], ppci['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppci['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppci['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppci['gencost'], 12, [t, 'gencost'])
    t_is(ppc['areas'], ppci['areas'], 12, [t, 'areas'])
    t_is(ppc['A'], ppci['A'], 12, [t, 'A'])

    t = 'ppc = ext2int(ppc) - A, N are DC sized : '
    ppce = loadcase(t_case_ext())
    ppci = loadcase(t_case_int())
    eVmQgcols = list(range(10, 20)) + list(range(24, 28))
    iVmQgcols = list(range(9, 18)) + list(range(21, 24))
    ppce['A'] = delete(ppce['A'], eVmQgcols, 1)
    ppce['N'] = delete(ppce['N'], eVmQgcols, 1)
    ppci['A'] = delete(ppci['A'], iVmQgcols, 1)
    ppci['N'] = delete(ppci['N'], iVmQgcols, 1)
    ppc = ext2int(ppce)
    t_is(ppc['bus'], ppci['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppci['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppci['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppci['gencost'], 12, [t, 'gencost'])
    t_is(ppc['areas'], ppci['areas'], 12, [t, 'areas'])
    t_is(ppc['A'], ppci['A'], 12, [t, 'A'])
    t_is(ppc['N'], ppci['N'], 12, [t, 'N'])
    t = 'ppc = int2ext(ppc) - A, N are DC sized : '
    ppc = int2ext(ppc)
    t_is(ppc['bus'], ppce['bus'], 12, [t, 'bus'])
    t_is(ppc['branch'], ppce['branch'], 12, [t, 'branch'])
    t_is(ppc['gen'], ppce['gen'], 12, [t, 'gen'])
    t_is(ppc['gencost'], ppce['gencost'], 12, [t, 'gencost'])
    t_is(ppc['areas'], ppce['areas'], 12, [t, 'areas'])
    t_is(ppc['A'], ppce['A'], 12, [t, 'A'])
    t_is(ppc['N'], ppce['N'], 12, [t, 'N'])

    t_end()
Exemplo n.º 23
0
def t_modcost(quiet=False):
    """Tests for code in C{modcost}.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    n_tests = 80

    t_begin(n_tests, quiet)

    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost0 = array([[2, 0, 0, 3, 0.01, 0.1, 1, 0, 0, 0, 0, 0],
                      [2, 0, 0, 5, 0.0006, 0.005, 0.04, 0.3, 2, 0, 0, 0],
                      [1, 0, 0, 4, 0, 0, 10, 200, 20, 600, 30, 1200],
                      [1, 0, 0, 4, -30, -2400, -20, -1800, -10, -1000, 0, 0]])

    gencost = modcost(gencost0, 5, 'SCALE_F')

    ##-----  POLYSHIFT  -----
    t = 'modcost SCALE_F - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0])) / 5, [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0])) / 5, [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0])) / 5, [1.24, 2, 0, 0], 8, t)

    t = 'modcost SCALE_F - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0])) / 5, [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0])) / 5, [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0])) / 5, [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SCALE_F - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0])) / 5, [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0])) / 5, [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0])) / 5, [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0])) / 5, [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0])) / 5, [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0])) / 5, [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0])) / 5, [1, 2, 1500, 0], 8, t)

    t = 'modcost SCALE_F - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5])) / 5, [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10])) / 5, [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15])) / 5, [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20])) / 5, [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25])) / 5, [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30])) / 5, [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35])) / 5, [1, 2, 0, -2700], 8, t)

    gencost = modcost(gencost0, 2, 'SCALE_X')

    t = 'modcost SCALE_X - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0]) * 2), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0]) * 2), [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0]) * 2), [1.24, 2, 0, 0], 8, t)

    t = 'modcost SCALE_X - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0]) * 2), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0]) * 2), [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0]) * 2), [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SCALE_X - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0]) * 2), [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0]) * 2), [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0]) * 2), [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0]) * 2), [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0]) * 2), [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0]) * 2), [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0]) * 2), [1, 2, 1500, 0], 8, t)

    t = 'modcost SCALE_X - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5]) * 2), [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10]) * 2), [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15]) * 2), [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20]) * 2), [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25]) * 2), [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30]) * 2), [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35]) * 2), [1, 2, 0, -2700], 8, t)

    gencost = modcost(gencost0, 3, 'SHIFT_F')

    t = 'modcost SHIFT_F - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0])) - 3, [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0])) - 3, [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0])) - 3, [1.24, 2, 0, 0], 8, t)

    t = 'modcost SHIFT_F - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0])) - 3, [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0])) - 3, [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0])) - 3, [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SHIFT_F - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0])) - 3, [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0])) - 3, [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0])) - 3, [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0])) - 3, [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0])) - 3, [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0])) - 3, [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0])) - 3, [1, 2, 1500, 0], 8, t)

    t = 'modcost SHIFT_F - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5])) - 3, [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10])) - 3, [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15])) - 3, [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20])) - 3, [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25])) - 3, [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30])) - 3, [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35])) - 3, [1, 2, 0, -2700], 8, t)

    gencost = modcost(gencost0, -4, 'SHIFT_X')

    t = 'modcost SHIFT_X - quadratic'
    t_is(totcost(gencost, array([0, 0, 0, 0]) - 4), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([1, 0, 0, 0]) - 4), [1.11, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([2, 0, 0, 0]) - 4), [1.24, 2, 0, 0], 8, t)

    t = 'modcost SHIFT_X - 4th order polynomial'
    t_is(totcost(gencost, array([0, 0, 0, 0]) - 4), [1, 2, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 1, 0, 0]) - 4), [1, 2.3456, 0, 0], 8, t)
    t_is(totcost(gencost, array([0, 2, 0, 0]) - 4), [1, 2.8096, 0, 0], 8, t)

    t = 'modcost SHIFT_X - pwl (gen)'
    t_is(totcost(gencost, array([0, 0, 5, 0]) - 4), [1, 2, 100, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 10, 0]) - 4), [1, 2, 200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 15, 0]) - 4), [1, 2, 400, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 20, 0]) - 4), [1, 2, 600, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 25, 0]) - 4), [1, 2, 900, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 30, 0]) - 4), [1, 2, 1200, 0], 8, t)
    t_is(totcost(gencost, array([0, 0, 35, 0]) - 4), [1, 2, 1500, 0], 8, t)

    t = 'modcost SHIFT_X - pwl (load)'
    t_is(totcost(gencost, array([0, 0, 0, -5]) - 4), [1, 2, 0, -500], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -10]) - 4), [1, 2, 0, -1000], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -15]) - 4), [1, 2, 0, -1400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -20]) - 4), [1, 2, 0, -1800], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -25]) - 4), [1, 2, 0, -2100], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -30]) - 4), [1, 2, 0, -2400], 8, t)
    t_is(totcost(gencost, array([0, 0, 0, -35]) - 4), [1, 2, 0, -2700], 8, t)

    t_end()
def t_opf_ipopt(quiet=False):
    """Tests for IPOPT-based AC optimal power flow.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    num_tests = 101

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    verbose = 0#not quiet

    t0 = 'IPOPT : '
    ppopt = ppoption(OPF_VIOLATION=1e-6, PDIPM_GRADTOL=1e-8,
                   PDIPM_COMPTOL=1e-8, PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose, OPF_ALG=580)

    ## set up indices
    ib_data     = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
    ib_voltage  = arange(VM, VA + 1)
    ib_lam      = arange(LAM_P, LAM_Q + 1)
    ib_mu       = arange(MU_VMAX, MU_VMIN + 1)
    ig_data     = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
    ig_disp     = array([PG, QG, VG])
    ig_mu       = arange(MU_PMAX, MU_QMIN + 1)
    ibr_data    = arange(ANGMAX + 1)
    ibr_flow    = arange(PF, QT + 1)
    ibr_mu      = array([MU_SF, MU_ST])
    ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

    ## get solved AC power flow case from MAT-file
    soln9_opf = loadmat(join(tdir, 'soln9_opf.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf['bus_soln']
    gen_soln = soln9_opf['gen_soln']
    branch_soln = soln9_opf['branch_soln']
    f_soln = soln9_opf['f_soln'][0]

    ## run OPF
    t = t0
    r = runopf(casefile, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ## run with automatic conversion of single-block pwl to linear costs
    t = ''.join([t0, '(single-block PWL) : '])
    ppc = loadcase(casefile)
    ppc['gencost'][2, NCOST] = 2
    r = runopf(ppc, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    xr = r_[r['var']['val']['Va'], r['var']['val']['Vm'], r['var']['val']['Pg'],
            r['var']['val']['Qg'], 0, r['var']['val']['y']]
    t_is(r['x'], xr, 8, [t, 'check on raw x returned from OPF'])

    ## get solved AC power flow case from MAT-file
    soln9_opf_Plim = loadmat(join(tdir, 'soln9_opf_Plim.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_Plim['bus_soln']
    gen_soln = soln9_opf_Plim['gen_soln']
    branch_soln = soln9_opf_Plim['branch_soln']
    f_soln = soln9_opf_Plim['f_soln'][0]

    ## run OPF with active power line limits
    t = ''.join([t0, '(P line lim) : '])
    ppopt1 = ppoption(ppopt, OPF_FLOW_LIM=1)
    r = runopf(casefile, ppopt1)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ##-----  test OPF with quadratic gen costs moved to generalized costs  -----
    ppc = loadcase(casefile)
    ppc['gencost'] = array([
        [2,   1500, 0,   3,   0.11,    5,   0],
        [2,   2000, 0,   3,   0.085,   1.2, 0],
        [2,   3000, 0,   3,   0.1225,  1,   0]
    ])
    r = runopf(ppc, ppopt)
    bus_soln, gen_soln, branch_soln, f_soln, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    branch_soln = branch_soln[:, :MU_ST + 1]

    A = None
    l = array([])
    u = array([])
    nb = ppc['bus'].shape[0]      # number of buses
    ng = ppc['gen'].shape[0]      # number of gens
    thbas = 0;                thend    = thbas + nb
    vbas     = thend;     vend     = vbas + nb
    pgbas    = vend;      pgend    = pgbas + ng
#    qgbas    = pgend;     qgend    = qgbas + ng
    nxyz = 2 * nb + 2 * ng
    N = sparse((ppc['baseMVA'] * ones(ng), (arange(ng), arange(pgbas, pgend))), (ng, nxyz))
    fparm = ones((ng, 1)) * array([[1, 0, 0, 1]])
    ix = argsort(ppc['gen'][:, 0])
    H = 2 * spdiags(ppc['gencost'][ix, 4], 0, ng, ng, 'csr')
    Cw = ppc['gencost'][ix, 5]
    ppc['gencost'][:, 4:7] = 0

    ## run OPF with quadratic gen costs moved to generalized costs
    t = ''.join([t0, 'w/quadratic generalized gen cost : '])
    r = opf(ppc, A, l, u, ppopt, N, fparm, H, Cw)
    f, bus, gen, branch, success = \
            r['f'], r['bus'], r['gen'], r['branch'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    t_is(r['cost']['usr'], f, 12, [t, 'user cost'])

    ##-----  run OPF with extra linear user constraints & costs  -----
    ## single new z variable constrained to be greater than or equal to
    ## deviation from 1 pu voltage at bus 1, linear cost on this z
    ## get solved AC power flow case from MAT-file
    soln9_opf_extras1 = loadmat(join(tdir, 'soln9_opf_extras1.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_extras1['bus_soln']
    gen_soln = soln9_opf_extras1['gen_soln']
    branch_soln = soln9_opf_extras1['branch_soln']
    f_soln = soln9_opf_extras1['f_soln'][0]

    row = [0, 0, 1, 1]
    col = [9, 24, 9, 24]
    A = sparse(([-1, 1, 1, 1], (row, col)), (2, 25))
    u = array([Inf, Inf])
    l = array([-1, 1])

    N = sparse(([1], ([0], [24])), (1, 25))    ## new z variable only
    fparm = array([[1, 0, 0, 1]])              ## w = r = z
    H = sparse((1, 1))                ## no quadratic term
    Cw = array([100.0])

    t = ''.join([t0, 'w/extra constraints & costs 1 : '])
    r = opf(casefile, A, l, u, ppopt, N, fparm, H, Cw)
    f, bus, gen, branch, success = \
            r['f'], r['bus'], r['gen'], r['branch'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    t_is(r['var']['val']['z'], 0.025419, 6, [t, 'user variable'])
    t_is(r['cost']['usr'], 2.5419, 4, [t, 'user cost'])

    ##-----  test OPF with capability curves  -----
    ppc = loadcase(join(tdir, 't_case9_opfv2'))
    ## remove angle diff limits
    ppc['branch'][0, ANGMAX] =  360
    ppc['branch'][8, ANGMIN] = -360

    ## get solved AC power flow case from MAT-file
    soln9_opf_PQcap = loadmat(join(tdir, 'soln9_opf_PQcap.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_PQcap['bus_soln']
    gen_soln = soln9_opf_PQcap['gen_soln']
    branch_soln = soln9_opf_PQcap['branch_soln']
    f_soln = soln9_opf_PQcap['f_soln'][0]

    ## run OPF with capability curves
    t = ''.join([t0, 'w/capability curves : '])
    r = runopf(ppc, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    ##-----  test OPF with angle difference limits  -----
    ppc = loadcase(join(tdir, 't_case9_opfv2'))
    ## remove capability curves
    ppc['gen'][ix_(arange(1, 3),
                   [PC1, PC2, QC1MIN, QC1MAX, QC2MIN, QC2MAX])] = zeros((2, 6))

    ## get solved AC power flow case from MAT-file
    soln9_opf_ang = loadmat(join(tdir, 'soln9_opf_ang.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf_ang['bus_soln']
    gen_soln = soln9_opf_ang['gen_soln']
    branch_soln = soln9_opf_ang['branch_soln']
    f_soln = soln9_opf_ang['f_soln'][0]

    ## run OPF with angle difference limits
    t = ''.join([t0, 'w/angle difference limits : '])
    r = runopf(ppc, ppopt)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  1, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])
    t_is(branch[:, ibr_angmu ], branch_soln[:, ibr_angmu ],  2, [t, 'branch angle mu'])

    ##-----  test OPF with ignored angle difference limits  -----
    ## get solved AC power flow case from MAT-file
    soln9_opf = loadmat(join(tdir, 'soln9_opf.mat'), struct_as_record=True)
    ## defines bus_soln, gen_soln, branch_soln, f_soln
    bus_soln = soln9_opf['bus_soln']
    gen_soln = soln9_opf['gen_soln']
    branch_soln = soln9_opf['branch_soln']
    f_soln = soln9_opf['f_soln'][0]

    ## run OPF with ignored angle difference limits
    t = ''.join([t0, 'w/ignored angle difference limits : '])
    ppopt1 = ppoption(ppopt, OPF_IGNORE_ANG_LIM=1)
    r = runopf(ppc, ppopt1)
    bus, gen, branch, f, success = \
            r['bus'], r['gen'], r['branch'], r['f'], r['success']
    ## ang limits are not in this solution data, so let's remove them
    branch[0, ANGMAX] =  360
    branch[8, ANGMIN] = -360
    t_ok(success, [t, 'success'])
    t_is(f, f_soln, 3, [t, 'f'])
    t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
    t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
    t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
    t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
    t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
    t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
    t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
    t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
    t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
    t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

    t_end()
Exemplo n.º 25
0
def t_scale_load(quiet=False):
    """Tests for code in C{scale_load}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 275

    t_begin(n_tests, quiet)

    ppc = loadcase(join(dirname(__file__), 't_auction_case'))
    ppc['gen'][7, GEN_BUS] = 2    ## multiple d. loads per area, same bus as gen
    ppc['gen'][7, [QG, QMIN, QMAX]] = array([3, 0, 3])
    ## put it load before gen in matrix

    ppc['gen'] = vstack([ppc['gen'][7, :], ppc['gen'][:7, :], ppc['gen'][8, :]])
    ld = find(isload(ppc['gen']))
    a = [None] * 3
    lda = [None] * 3
    for k in range(3):
        a[k] = find(ppc['bus'][:, BUS_AREA] == k + 1)  ## buses in area k
        tmp = find( in1d(ppc['gen'][ld, GEN_BUS] - 1, a[k]) )
        lda[k] = ld[tmp]                       ## disp loads in area k

    area = [None] * 3
    for k in range(3):
        area[k] = {'fixed': {}, 'disp': {}, 'both': {}}
        area[k]['fixed']['p'] = sum(ppc['bus'][a[k], PD])
        area[k]['fixed']['q'] = sum(ppc['bus'][a[k], QD])
        area[k]['disp']['p'] = -sum(ppc['gen'][lda[k], PMIN])
        area[k]['disp']['qmin'] = -sum(ppc['gen'][lda[k], QMIN])
        area[k]['disp']['qmax'] = -sum(ppc['gen'][lda[k], QMAX])
        area[k]['disp']['q'] = area[k]['disp']['qmin'] + area[k]['disp']['qmax']
        area[k]['both']['p'] = area[k]['fixed']['p'] + area[k]['disp']['p']
        area[k]['both']['q'] = area[k]['fixed']['q'] + area[k]['disp']['q']

    total = {'fixed': {}, 'disp': {}, 'both': {}}
    total['fixed']['p'] = sum(ppc['bus'][:, PD])
    total['fixed']['q'] = sum(ppc['bus'][:, QD])
    total['disp']['p'] = -sum(ppc['gen'][ld, PMIN])
    total['disp']['qmin'] = -sum(ppc['gen'][ld, QMIN])
    total['disp']['qmax'] = -sum(ppc['gen'][ld, QMAX])
    total['disp']['q'] = total['disp']['qmin'] + total['disp']['qmax']
    total['both']['p'] = total['fixed']['p'] + total['disp']['p']
    total['both']['q'] = total['fixed']['q'] + total['disp']['q']

    ##-----  single load zone, one scale factor  -----
    load = array([2])
    t = 'all fixed loads (PQ) * 2 : '
    bus, _ = scale_load(load, ppc['bus'])
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load * total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'which': 'FIXED'}

    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)

    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load * total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all fixed loads (P) * 2 : '
    opt = {'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all loads (PQ) * 2 : '
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'])
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load * total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), load * total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), load * total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all loads (P) * 2 : '
    opt = {'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load * total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (PQ) * 2 : '
    opt = {'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), load * total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), load * total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (P) * 2 : '
    opt = {'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load * total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    ##-----  single load zone, one scale quantity  -----
    load = array([200.0])
    t = 'all fixed loads (PQ) => total = 200 : '
    opt = {'scale': 'QUANTITY'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    t_is(sum(bus[:, PD]), load, 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load / total['fixed']['p'] * total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'scale': 'QUANTITY', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load - total['disp']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), (load - total['disp']['p'])/total['fixed']['p']*total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all fixed loads (P) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    t_is(sum(bus[:, PD]), load, 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load - total['disp']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all loads (PQ) => total = 200 : '
    opt = {'scale': 'QUANTITY'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load / total['both']['p']*total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), load / total['both']['p']*total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load / total['both']['p']*total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), load / total['both']['p']*total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), load / total['both']['p']*total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all loads (P) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), load / total['both']['p']*total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load / total['both']['p']*total['disp']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (PQ) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load - total['fixed']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), (load - total['fixed']['p'])/total['disp']['p']*total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), (load - total['fixed']['p'])/total['disp']['p']*total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    t = 'all disp loads (P) => total = 200 : '
    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    t_is(sum(bus[:, PD]), total['fixed']['p'], 8, [t, 'total fixed P'])
    t_is(sum(bus[:, QD]), total['fixed']['q'], 8, [t, 'total fixed Q'])
    t_is(-sum(gen[ld, PMIN]), load - total['fixed']['p'], 8, [t, 'total disp P'])
    t_is(-sum(gen[ld, QMIN]), total['disp']['qmin'], 8, [t, 'total disp Qmin'])
    t_is(-sum(gen[ld, QMAX]), total['disp']['qmax'], 8, [t, 'total disp Qmax'])

    ##-----  3 zones, area scale factors  -----
    t = 'area fixed loads (PQ) * [3 2 1] : '
    load = array([3, 2, 1])
    bus, _ = scale_load(load, ppc['bus'])
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] * area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))

    opt = {'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] * area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'area fixed loads (P) * [3 2 1] : '
    load = array([3, 2, 1])
    opt = {'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))

    opt = {'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (PQ) * [3 2 1] : '
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'])
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] * area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), load[k] * area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), load[k] * area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))


    t = 'all area loads (P) * [3 2 1] : '
    opt = {'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (PQ) * [3 2 1] : '
    opt = {'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), load[k] * area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), load[k] * area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (P) * [3 2 1] : '
    opt = {'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] * area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    ##-----  3 zones, area scale quantities  -----
    t = 'area fixed loads (PQ) => total = [100 80 60] : '
    load = array([100, 80, 60], float)
    opt = {'scale': 'QUANTITY'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] / area[k]['fixed']['p'] * area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))

    opt = {'scale': 'QUANTITY', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] - area[k]['disp']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), (load[k] - area[k]['disp']['p']) / area[k]['fixed']['p'] * area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'area fixed loads (P) => total = [100 80 60] : '
    load = array([100, 80, 60], float)
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, _ = scale_load(load, ppc['bus'], None, None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))

    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'FIXED'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k]-area[k]['disp']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (PQ) => total = [100 80 60] : '
    opt = {'scale': 'QUANTITY'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] / area[k]['both']['p'] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), load[k] / area[k]['both']['p'] * area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] / area[k]['both']['p'] * area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), load[k] / area[k]['both']['p'] * area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), load[k] / area[k]['both']['p'] * area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'all area loads (P) => total = [100 80 60] : '
    opt = {'scale': 'QUANTITY', 'pq': 'P'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), load[k] / area[k]['both']['p'] * area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k] / area[k]['both']['p'] * area[k]['disp']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (PQ) => total = [100 80 60] : throws expected exception'
    load = array([100, 80, 60], float)
    opt = {'scale': 'QUANTITY', 'which': 'DISPATCHABLE'}
    err = 0
    try:
        bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    except ScalingError as e:
        expected = 'scale_load: impossible to make zone 2 load equal 80 by scaling non-existent dispatchable load'
        err = expected not in str(e)
    t_ok(err, t)

    t = 'area disp loads (PQ) => total = [100 74.3941 60] : '
    load = array([100, area[1]['fixed']['p'], 60], float)
    opt = {'scale': 'QUANTITY', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k]-area[k]['fixed']['p'], 8, '%s area %d disp P' % (t, k))
        if k == 1:
            t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
            t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))
        else:
            t_is(-sum(gen[lda[k], QMIN]), (load[k] - area[k]['fixed']['p']) / area[k]['disp']['p'] * area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
            t_is(-sum(gen[lda[k], QMAX]), (load[k] - area[k]['fixed']['p']) / area[k]['disp']['p'] * area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    t = 'area disp loads (P) => total = [100 74.3941 60] : '
    opt = {'scale': 'QUANTITY', 'pq': 'P', 'which': 'DISPATCHABLE'}
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], None, opt)
    for k in range(len(load)):
        t_is(sum(bus[a[k], PD]), area[k]['fixed']['p'], 8, '%s area %d fixed P' % (t, k))
        t_is(sum(bus[a[k], QD]), area[k]['fixed']['q'], 8, '%s area %d fixed Q' % (t, k))
        t_is(-sum(gen[lda[k], PMIN]), load[k]-area[k]['fixed']['p'], 8, '%s area %d disp P' % (t, k))
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    ##-----  explict single load zone  -----
    t = 'explicit single load zone'
    load_zone = zeros(ppc['bus'].shape[0])
    load_zone[[2, 3]] = 1
    load = array([2.0])
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], load_zone)
    Pd = ppc['bus'][:, PD]
    Pd[[2, 3]] = load * Pd[[2, 3]]
    t_is( bus[:, PD], Pd, 8, t)

    ##-----  explict multiple load zone  -----
    t = 'explicit multiple load zone'
    load_zone = zeros(ppc['bus'].shape[0])
    load_zone[[2, 3]] = 1
    load_zone[[6, 7]] = 2
    load = array([2, 0.5])
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], load_zone)
    Pd = ppc['bus'][:, PD]
    Pd[[2, 3]] = load[0] * Pd[[2, 3]]
    Pd[[6, 7]] = load[1] * Pd[[6, 7]]
    t_is( bus[:, PD], Pd, 8, t)

    t_end()
Exemplo n.º 26
0
def t_makePTDF(quiet=False):
    """Tests for C{makePTDF}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    ntests = 24
    t_begin(ntests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    verbose = 0  #not quiet

    ## load case
    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0)
    r = rundcopf(casefile, ppopt)
    baseMVA, bus, gen, branch = r['baseMVA'], r['bus'], r['gen'], r['branch']
    _, bus, gen, branch = ext2int1(bus, gen, branch)
    nb = bus.shape[0]
    nbr = branch.shape[0]
    ng = gen.shape[0]

    ## compute injections and flows
    Cg = sparse((ones(ng), (gen[:, GEN_BUS], arange(ng))), (nb, ng))
    Pg = Cg * gen[:, PG]
    Pd = bus[:, PD]
    P = Pg - Pd
    ig = find(P > 0)
    il = find(P <= 0)
    F = branch[:, PF]

    ## create corresponding slack distribution matrices
    e1 = zeros((nb, 1))
    e1[0] = 1
    e4 = zeros((nb, 1))
    e4[3] = 1
    D1 = eye(nb, nb) - dot(e1, ones((1, nb)))
    D4 = eye(nb, nb) - dot(e4, ones((1, nb)))
    Deq = eye(nb, nb) - ones((nb, 1)) / nb * ones((1, nb))
    Dg = eye(nb) - matrix(Pd / sum(Pd)).T * ones(nb)
    Dd = eye(nb) - matrix(Pg / sum(Pg)).T * ones(nb)

    ## create some PTDF matrices
    H1 = makePTDF(baseMVA, bus, branch, 0)
    H4 = makePTDF(baseMVA, bus, branch, 3)
    Heq = makePTDF(baseMVA, bus, branch, ones(nb))
    Hg = makePTDF(baseMVA, bus, branch, Pd)
    Hd = makePTDF(baseMVA, bus, branch, Pg)

    ## matrices get properly transformed by slack dist matrices
    t_is(H1, dot(H1, D1), 8, 'H1  == H1 * D1')
    t_is(H4, dot(H1, D4), 8, 'H4  == H1 * D4')
    t_is(Heq, dot(H1, Deq), 8, 'Heq == H1 * Deq')
    t_is(Hg, dot(H1, Dg), 8, 'Hg  == H1 * Dg')
    t_is(Hd, dot(H1, Dd), 8, 'Hd  == H1 * Dd')
    t_is(H1, dot(Heq, D1), 8, 'H1  == Heq * D1')
    t_is(H4, dot(Heq, D4), 8, 'H4  == Heq * D4')
    t_is(Heq, dot(Heq, Deq), 8, 'Heq == Heq * Deq')
    t_is(Hg, dot(Heq, Dg), 8, 'Hg  == Heq * Dg')
    t_is(Hd, dot(Heq, Dd), 8, 'Hd  == Heq * Dd')
    t_is(H1, dot(Hg, D1), 8, 'H1  == Hg * D1')
    t_is(H4, dot(Hg, D4), 8, 'H4  == Hg * D4')
    t_is(Heq, dot(Hg, Deq), 8, 'Heq == Hg * Deq')
    t_is(Hg, dot(Hg, Dg), 8, 'Hg  == Hg * Dg')
    t_is(Hd, dot(Hg, Dd), 8, 'Hd  == Hg * Dd')

    ## PTDFs can reconstruct flows
    t_is(F, dot(H1, P), 3, 'Flow == H1  * P')
    t_is(F, dot(H4, P), 3, 'Flow == H4  * P')
    t_is(F, dot(Heq, P), 3, 'Flow == Heq * P')
    t_is(F, dot(Hg, P), 3, 'Flow == Hg  * P')
    t_is(F, dot(Hd, P), 3, 'Flow == Hd  * P')

    ## other
    t_is(F, dot(Hg, Pg), 3, 'Flow == Hg  * Pg')
    t_is(F, dot(Hd, (-Pd)), 3, 'Flow == Hd  * (-Pd)')
    t_is(zeros(nbr), dot(Hg, (-Pd)), 3, 'zeros == Hg  * (-Pd)')
    t_is(zeros(nbr), dot(Hd, Pg), 3, 'zeros == Hd  * Pg')

    t_end()
def t_opf_dc_gurobi(quiet=False):
    """Tests for DC optimal power flow using Gurobi solver.
    """
    algs = [0, 1, 2, 3, 4]
    num_tests = 23 * len(algs)

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    if quiet:
        verbose = False
    else:
        verbose = False

    ppopt = ppoption('OUT_ALL', 0, 'VERBOSE', verbose);
    ppopt = ppoption(ppopt, 'OPF_ALG_DC', 700);

    ## run DC OPF
    if have_fcn('gurobipy'):
        for k in range(len(algs)):
            ppopt = ppoption(ppopt, 'GRB_METHOD', algs[k])
            methods = [
                'automatic',
                'primal simplex',
                'dual simplex',
                'barrier',
                'concurrent',
                'deterministic concurrent',
            ]
            t0 = 'DC OPF (Gurobi %s): ' % methods[k]

            ## set up indices
            ib_data     = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
            ib_voltage  = arange(VM, VA + 1)
            ib_lam      = arange(LAM_P, LAM_Q + 1)
            ib_mu       = arange(MU_VMAX, MU_VMIN + 1)
            ig_data     = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
            ig_disp     = array([PG, QG, VG])
            ig_mu       = arange(MU_PMAX, MU_QMIN + 1)
            ibr_data    = arange(ANGMAX + 1)
            ibr_flow    = arange(PF, QT + 1)
            ibr_mu      = array([MU_SF, MU_ST])
            #ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

            ## get solved DC power flow case from MAT-file
            ## defines bus_soln, gen_soln, branch_soln, f_soln
            soln9_dcopf = loadmat(join(tdir, 'soln9_dcopf.mat'),
                    struct_as_record=True)
            bus_soln, gen_soln, branch_soln, f_soln = \
                    soln9_dcopf['bus_soln'], soln9_dcopf['gen_soln'], \
                    soln9_dcopf['branch_soln'], soln9_dcopf['f_soln']

            ## run OPF
            t = t0
            r = rundcopf(casefile, ppopt)
            bus, gen, branch, f, success = \
                    r['bus'], r['gen'], r['branch'], r['f'], r['success']
            t_ok(success, [t, 'success'])
            t_is(f, f_soln, 3, [t, 'f'])
            t_is(   bus[:, ib_data   ],    bus_soln[:, ib_data   ], 10, [t, 'bus data'])
            t_is(   bus[:, ib_voltage],    bus_soln[:, ib_voltage],  3, [t, 'bus voltage'])
            t_is(   bus[:, ib_lam    ],    bus_soln[:, ib_lam    ],  3, [t, 'bus lambda'])
            t_is(   bus[:, ib_mu     ],    bus_soln[:, ib_mu     ],  2, [t, 'bus mu'])
            t_is(   gen[:, ig_data   ],    gen_soln[:, ig_data   ], 10, [t, 'gen data'])
            t_is(   gen[:, ig_disp   ],    gen_soln[:, ig_disp   ],  3, [t, 'gen dispatch'])
            t_is(   gen[:, ig_mu     ],    gen_soln[:, ig_mu     ],  3, [t, 'gen mu'])
            t_is(branch[:, ibr_data  ], branch_soln[:, ibr_data  ], 10, [t, 'branch data'])
            t_is(branch[:, ibr_flow  ], branch_soln[:, ibr_flow  ],  3, [t, 'branch flow'])
            t_is(branch[:, ibr_mu    ], branch_soln[:, ibr_mu    ],  2, [t, 'branch mu'])

            ##-----  run OPF with extra linear user constraints & costs  -----
            ## two new z variables
            ##      0 <= z1, P2 - P1 <= z1
            ##      0 <= z2, P2 - P3 <= z2
            ## with A and N sized for DC opf
            ppc = loadcase(casefile)
            row = [0, 0, 0, 1, 1, 1]
            col = [9, 10, 12, 10, 11, 13]
            ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 14))
            ppc['u'] = array([0, 0])
            ppc['l'] = array([-Inf, -Inf])
            ppc['zl'] = array([0, 0])

            ppc['N'] = sparse(([1, 1], ([0, 1], [12, 13])), (2, 14))  ## new z variables only
            ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])       ## w = r = z
            ppc['H'] = sparse((2, 2))                            ## no quadratic term
            ppc['Cw'] = array([1000, 1])

            t = ''.join([t0, 'w/extra constraints & costs 1 : '])
            r = rundcopf(ppc, ppopt)
            t_ok(r['success'], [t, 'success'])
            t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
            t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
            t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
            t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

            ## with A and N sized for AC opf
            ppc = loadcase(casefile)
            row = [0, 0, 0, 1, 1, 1]
            col = [18, 19, 24, 19, 20, 25]
            ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 26))
            ppc['u'] = array([0, 0])
            ppc['l'] = array([-Inf, -Inf])
            ppc['zl'] = array([0, 0])

            ppc['N'] = sparse(([1, 1], ([0, 1], [24, 25])), (2, 26))   ## new z variables only
            ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])        ## w = r = z
            ppc['H'] = sparse((2, 2))                            ## no quadratic term
            ppc['Cw'] = array([1000, 1])

            t = ''.join([t0, 'w/extra constraints & costs 2 : '])
            r = rundcopf(ppc, ppopt)
            t_ok(r['success'], [t, 'success'])
            t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
            t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
            t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
            t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

            t = ''.join([t0, 'infeasible : '])
            ## with A and N sized for DC opf
            ppc = loadcase(casefile)
            ppc['A'] = sparse(([1, 1], ([0, 0], [9, 10])), (1, 14))   ## Pg1 + Pg2
            ppc['u'] = array([Inf])
            ppc['l'] = array([600])
            r = rundcopf(ppc, ppopt)
            t_ok(not r['success'], [t, 'no success'])
    else:
        t_skip(num_tests, 'Gurobi not available')

    t_end()
Exemplo n.º 28
0
def t_hasPQcap(quiet=False):
    """Tests for C{hasPQcap}.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(4, quiet)

    ## generator data
    #	bus	Pg	Qg	Qmax	Qmin	Vg	mBase	status	Pmax	Pmin	Pc1	Pc2	Qc1min	Qc1max	Qc2min	Qc2max	ramp_agc	ramp_10	ramp_30	ramp_q	apf
    gen = array([[
        1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    ], [
        1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, 0, 12, 0, 2, 0, 0, 0, 0, 0
    ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20,
                     -15, 12, -15, 2, 0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 0, -2, 0,
                     0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 15, -2,
                     15, 0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 12, -2,
                     2, 0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, 0, 12, 0, 8,
                     0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20,
                     -15, 12, -15, 8, 0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 0, -8, 0,
                     0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 15, -8,
                     15, 0, 0, 0, 0, 0
                 ],
                 [
                     1, 10, 0, 10, -10, 1, 100, 1, 10, 2, 0, 20, -12, 12, -8,
                     8, 0, 0, 0, 0, 0
                 ]])

    t = 'hasPQcap(gen)'
    t_is(hasPQcap(gen), [0, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0], 12, t)

    t = 'hasPQcap(gen, \'B\')'
    t_is(hasPQcap(gen, 'B'), [0, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0], 12, t)

    t = 'hasPQcap(gen, \'U\')'
    t_is(hasPQcap(gen, 'U'), [0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0], 12, t)

    t = 'hasPQcap(gen, \'L\')'
    t_is(hasPQcap(gen, 'L'), [0, 1, 0, 1, 1, 1, 1, 0, 0, 0, 0], 12, t)

    t_end()
Exemplo n.º 29
0
def t_makePTDF(quiet=False):
    """Tests for C{makePTDF}.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    ntests = 24
    t_begin(ntests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    verbose = 0#not quiet

    ## load case
    ppopt = ppoption(VERBOSE=verbose, OUT_ALL=0)
    r = rundcopf(casefile, ppopt)
    baseMVA, bus, gen, branch = r['baseMVA'], r['bus'], r['gen'], r['branch']
    _, bus, gen, branch = ext2int1(bus, gen, branch)
    nb  = bus.shape[0]
    nbr = branch.shape[0]
    ng  = gen.shape[0]

    ## compute injections and flows
    Cg = sparse((ones(ng), (gen[:, GEN_BUS], arange(ng))), (nb, ng))
    Pg = Cg * gen[:, PG]
    Pd = bus[:, PD]
    P  = Pg - Pd
    ig = find(P > 0)
    il = find(P <= 0)
    F  = branch[:, PF]

    ## create corresponding slack distribution matrices
    e1 = zeros((nb, 1));  e1[0] = 1
    e4 = zeros((nb, 1));  e4[3] = 1
    D1  = eye(nb, nb) - dot(e1, ones((1, nb)))
    D4  = eye(nb, nb) - dot(e4, ones((1, nb)))
    Deq = eye(nb, nb) - ones((nb, 1)) / nb * ones((1, nb))
    Dg  = eye(nb) - matrix( Pd / sum(Pd) ).T * ones(nb)
    Dd  = eye(nb) - matrix( Pg / sum(Pg) ).T * ones(nb)

    ## create some PTDF matrices
    H1  = makePTDF(baseMVA, bus, branch, 0)
    H4  = makePTDF(baseMVA, bus, branch, 3)
    Heq = makePTDF(baseMVA, bus, branch, ones(nb))
    Hg  = makePTDF(baseMVA, bus, branch, Pd)
    Hd  = makePTDF(baseMVA, bus, branch, Pg)

    ## matrices get properly transformed by slack dist matrices
    t_is(H1,  dot(H1, D1), 8,  'H1  == H1 * D1')
    t_is(H4,  dot(H1, D4), 8,  'H4  == H1 * D4')
    t_is(Heq, dot(H1, Deq), 8, 'Heq == H1 * Deq')
    t_is(Hg,  dot(H1, Dg), 8,  'Hg  == H1 * Dg')
    t_is(Hd,  dot(H1, Dd), 8,  'Hd  == H1 * Dd')
    t_is(H1,  dot(Heq, D1), 8,  'H1  == Heq * D1')
    t_is(H4,  dot(Heq, D4), 8,  'H4  == Heq * D4')
    t_is(Heq, dot(Heq, Deq), 8, 'Heq == Heq * Deq')
    t_is(Hg,  dot(Heq, Dg), 8,  'Hg  == Heq * Dg')
    t_is(Hd,  dot(Heq, Dd), 8,  'Hd  == Heq * Dd')
    t_is(H1,  dot(Hg, D1), 8,  'H1  == Hg * D1')
    t_is(H4,  dot(Hg, D4), 8,  'H4  == Hg * D4')
    t_is(Heq, dot(Hg, Deq), 8, 'Heq == Hg * Deq')
    t_is(Hg,  dot(Hg, Dg), 8,  'Hg  == Hg * Dg')
    t_is(Hd,  dot(Hg, Dd), 8,  'Hd  == Hg * Dd')

    ## PTDFs can reconstruct flows
    t_is(F,  dot(H1, P),  3,  'Flow == H1  * P')
    t_is(F,  dot(H4, P),  3,  'Flow == H4  * P')
    t_is(F,  dot(Heq, P), 3,  'Flow == Heq * P')
    t_is(F,  dot(Hg, P),  3,  'Flow == Hg  * P')
    t_is(F,  dot(Hd, P),  3,  'Flow == Hd  * P')

    ## other
    t_is(F,  dot(Hg, Pg),  3,  'Flow == Hg  * Pg')
    t_is(F,  dot(Hd, (-Pd)),  3,  'Flow == Hd  * (-Pd)')
    t_is(zeros(nbr),  dot(Hg, (-Pd)),  3,  'zeros == Hg  * (-Pd)')
    t_is(zeros(nbr),  dot(Hd, Pg),  3,  'zeros == Hd  * Pg')

    t_end()
Exemplo n.º 30
0
def t_loadcase(quiet=False):
    """Test that C{loadcase} works with an object as well as case file.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(240, quiet)

    ## compare result of loading from M-file file to result of using data matrices
    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    matfile  = join(tdir, 't_mat9_opf')
    pfcasefile = join(tdir, 't_case9_pf')
    pfmatfile  = join(tdir, 't_mat9_pf')
    casefilev2 = join(tdir, 't_case9_opfv2')
    matfilev2  = join(tdir, 't_mat9_opfv2')
    pfcasefilev2 = join(tdir, 't_case9_pfv2')
    pfmatfilev2  = join(tdir, 't_mat9_pfv2')

    ## read version 1 OPF data matrices
    baseMVA, bus, gen, branch, areas, gencost = t_case9_opf()
    ## save as .mat file
    savemat(matfile + '.mat', {'baseMVA': baseMVA, 'bus': bus, 'gen': gen,
            'branch': branch, 'areas': areas, 'gencost': gencost}, oned_as='row')

    ## read version 2 OPF data matrices
    ppc = t_case9_opfv2()
    ## save as .mat file
    savemat(matfilev2 + '.mat', {'ppc': ppc}, oned_as='column')

    ## prepare expected matrices for v1 load
    ## (missing gen cap curve & branch ang diff lims)
    tmp1 = (ppc['baseMVA'], ppc['bus'].copy(), ppc['gen'].copy(), ppc['branch'].copy(),
        ppc['areas'].copy(), ppc['gencost'].copy())
    tmp2 = (ppc['baseMVA'], ppc['bus'].copy(), ppc['gen'].copy(), ppc['branch'].copy(),
        ppc['areas'].copy(), ppc['gencost'].copy())
    ## remove capability curves, angle difference limits
    tmp1[2][1:3, [PC1, PC2, QC1MIN, QC1MAX, QC2MIN, QC2MAX]] = zeros((2,6))
    tmp1[3][0, ANGMAX] = 360
    tmp1[3][8, ANGMIN] = -360

    baseMVA, bus, gen, branch, areas, gencost = tmp1

    ##-----  load OPF data into individual matrices  -----
    t = 'loadcase(opf_PY_file_v1) without .py extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(casefile, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_PY_file_v1) with .py extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(casefile + '.py', False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_MAT_file_v1) without .mat extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(matfile, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_MAT_file_v1) with .mat extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(matfile + '.mat', False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    ## prepare expected matrices for v2 load
    baseMVA, bus, gen, branch, areas, gencost = tmp2

    t = 'loadcase(opf_PY_file_v2) without .py extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(casefilev2, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_PY_file_v2) with .py extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(casefilev2 + '.py', False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_MAT_file_v2) without .mat extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(matfilev2, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_MAT_file_v2) with .mat extension : '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = \
            loadcase(matfilev2 + '.mat', False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])
    t_is(areas1,    areas,      12, [t, 'areas'])
    t_is(gencost1,  gencost,    12, [t, 'gencost'])

    ## prepare expected matrices for v1 load
    baseMVA, bus, gen, branch, areas, gencost = tmp1

    t = 'loadcase(opf_struct_v1) (no version): '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = t_case9_opf()
    c = {}
    c['baseMVA']   = baseMVA1
    c['bus']       = bus1.copy()
    c['gen']       = gen1.copy()
    c['branch']    = branch1.copy()
    c['areas']     = areas1.copy()
    c['gencost']   = gencost1.copy()
    baseMVA2, bus2, gen2, branch2, areas2, gencost2 = loadcase(c, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])
    t_is(areas2,    areas,      12, [t, 'areas'])
    t_is(gencost2,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_struct_v1) (version=\'1\'): '
    c['version']   = '1'
    baseMVA2, bus2, gen2, branch2, areas2, gencost2 = loadcase(c, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])
    t_is(areas2,    areas,      12, [t, 'areas'])
    t_is(gencost2,  gencost,    12, [t, 'gencost'])

    ## prepare expected matrices for v2 load
    baseMVA, bus, gen, branch, areas, gencost = tmp2

    t = 'loadcase(opf_struct_v2) (no version): '
    c = {}
    c['baseMVA']   = baseMVA
    c['bus']       = bus.copy()
    c['gen']       = gen.copy()
    c['branch']    = branch.copy()
    c['areas']     = areas.copy()
    c['gencost']   = gencost.copy()
    baseMVA2, bus2, gen2, branch2, areas2, gencost2 = loadcase(c, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])
    t_is(areas2,    areas,      12, [t, 'areas'])
    t_is(gencost2,  gencost,    12, [t, 'gencost'])

    t = 'loadcase(opf_struct_v2) (version=''2''): '
    c = {}
    c['baseMVA']   = baseMVA
    c['bus']       = bus.copy()
    c['gen']       = gen.copy()
    c['branch']    = branch.copy()
    c['areas']     = areas.copy()
    c['gencost']   = gencost.copy()
    c['version']   = '2'
    baseMVA2, bus2, gen2, branch2, areas2, gencost2 = loadcase(c, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])
    t_is(areas2,    areas,      12, [t, 'areas'])
    t_is(gencost2,  gencost,    12, [t, 'gencost'])

    ##-----  load OPF data into struct  -----
    ## prepare expected matrices for v1 load
    baseMVA, bus, gen, branch, areas, gencost = tmp1

    t = 'ppc = loadcase(opf_PY_file_v1) without .py extension : '
    ppc1 = loadcase(casefile)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_PY_file_v1) with .py extension : '
    ppc1 = loadcase(casefile + '.py')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_MAT_file_v1) without .mat extension : '
    ppc1 = loadcase(matfile)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_MAT_file_v1) with .mat extension : '
    ppc1 = loadcase(matfile + '.mat')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    ## prepare expected matrices for v2 load
    baseMVA, bus, gen, branch, areas, gencost = tmp2

    t = 'ppc = loadcase(opf_PY_file_v2) without .m extension : '
    ppc1 = loadcase(casefilev2)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_PY_file_v2) with .py extension : '
    ppc1 = loadcase(casefilev2 + '.py')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_MAT_file_v2) without .mat extension : '
    ppc1 = loadcase(matfilev2)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_MAT_file_v2) with .mat extension : '
    ppc1 = loadcase(matfilev2 + '.mat')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc1['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc1['gencost'],  gencost,    12, [t, 'gencost'])

    ## prepare expected matrices for v1 load
    baseMVA, bus, gen, branch, areas, gencost = tmp1

    t = 'ppc = loadcase(opf_struct_v1) (no version): '
    baseMVA1, bus1, gen1, branch1, areas1, gencost1 = t_case9_opf()
    c = {}
    c['baseMVA']   = baseMVA1
    c['bus']       = bus1.copy()
    c['gen']       = gen1.copy()
    c['branch']    = branch1.copy()
    c['areas']     = areas1.copy()
    c['gencost']   = gencost1.copy()
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc2['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc2['gencost'],  gencost,    12, [t, 'gencost'])

    t = 'ppc = loadcase(opf_struct_v1) (version=''1''): '
    c['version']   = '1'
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc2['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc2['gencost'],  gencost,    12, [t, 'gencost'])

    ## prepare expected matrices for v2 load
    baseMVA, bus, gen, branch, areas, gencost = tmp2

    t = 'ppc = loadcase(opf_struct_v2) (no version): '
    c = {}
    c['baseMVA']   = baseMVA
    c['bus']       = bus.copy()
    c['gen']       = gen.copy()
    c['branch']    = branch.copy()
    c['areas']     = areas.copy()
    c['gencost']   = gencost.copy()
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc2['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc2['gencost'],  gencost,    12, [t, 'gencost'])
    t_ok(ppc2['version'] == '2', [t, 'version'])

    t = 'ppc = loadcase(opf_struct_v2) (version=''2''): '
    c = {}
    c['baseMVA']   = baseMVA
    c['bus']       = bus.copy()
    c['gen']       = gen.copy()
    c['branch']    = branch.copy()
    c['areas']     = areas.copy()
    c['gencost']   = gencost.copy()
    c['version']   = '2'
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])
    t_is(ppc2['areas'],    areas,      12, [t, 'areas'])
    t_is(ppc2['gencost'],  gencost,    12, [t, 'gencost'])


    ## read version 1 PF data matrices
    baseMVA, bus, gen, branch = t_case9_pf()
    savemat(pfmatfile + '.mat',
        {'baseMVA': baseMVA, 'bus': bus, 'gen': gen, 'branch': branch},
        oned_as='column')

    ## read version 2 PF data matrices
    ppc = t_case9_pfv2()
    tmp = (ppc['baseMVA'], ppc['bus'].copy(),
           ppc['gen'].copy(), ppc['branch'].copy())
    baseMVA, bus, gen, branch = tmp
    ## save as .mat file
    savemat(pfmatfilev2 + '.mat', {'ppc': ppc}, oned_as='column')

    ##-----  load PF data into individual matrices  -----
    t = 'loadcase(pf_PY_file_v1) without .py extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfcasefile, False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_PY_file_v1) with .py extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfcasefile + '.py', False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_MAT_file_v1) without .mat extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfmatfile, False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_MAT_file_v1) with .mat extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfmatfile + '.mat', False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_PY_file_v2) without .py extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfcasefilev2, False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_PY_file_v2) with .py extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfcasefilev2 + '.py', False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_MAT_file_v2) without .mat extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfmatfilev2, False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_MAT_file_v2) with .mat extension : '
    baseMVA1, bus1, gen1, branch1 = \
            loadcase(pfmatfilev2 + '.mat', False, False, False)
    t_is(baseMVA1,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus1,      bus,        12, [t, 'bus'])
    t_is(gen1,      gen,        12, [t, 'gen'])
    t_is(branch1,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_struct_v1) (no version): '
    baseMVA1, bus1, gen1, branch1 = t_case9_pf()
    c = {}
    c['baseMVA']   = baseMVA1
    c['bus']       = bus1.copy()
    c['gen']       = gen1.copy()
    c['branch']    = branch1.copy()
    baseMVA2, bus2, gen2, branch2 = loadcase(c, False, False, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_struct_v1) (version=''1''): '
    c['version']   = '1'
    baseMVA2, bus2, gen2, branch2 = loadcase(c, False, False, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])

    t = 'loadcase(pf_struct_v2) : '
    c = {}
    c['baseMVA']   = baseMVA
    c['bus']       = bus.copy()
    c['gen']       = gen.copy()
    c['branch']    = branch.copy()
    c['version']   = '2'
    baseMVA2, bus2, gen2, branch2 = loadcase(c, False, False, False)
    t_is(baseMVA2,  baseMVA,    12, [t, 'baseMVA'])
    t_is(bus2,      bus,        12, [t, 'bus'])
    t_is(gen2,      gen,        12, [t, 'gen'])
    t_is(branch2,   branch,     12, [t, 'branch'])






    ##-----  load PF data into struct  -----
    t = 'ppc = loadcase(pf_PY_file_v1) without .py extension : '
    ppc1 = loadcase(pfcasefile)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_PY_file_v1) with .py extension : '
    ppc1 = loadcase(pfcasefile + '.py')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_MAT_file_v1) without .mat extension : '
    ppc1 = loadcase(pfmatfile)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_MAT_file_v1) with .mat extension : '
    ppc1 = loadcase(pfmatfile + '.mat')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_PY_file_v2) without .py extension : '
    ppc1 = loadcase(pfcasefilev2)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_PY_file_v2) with .py extension : '
    ppc1 = loadcase(pfcasefilev2 + '.py')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_MAT_file_v2) without .mat extension : '
    ppc1 = loadcase(pfmatfilev2)
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_MAT_file_v2) with .mat extension : '
    ppc1 = loadcase(pfmatfilev2 + '.mat')
    t_is(ppc1['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc1['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc1['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc1['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_struct_v1) (no version): '
    baseMVA1, bus1, gen1, branch1 = t_case9_pf()
    c = {}
    c['baseMVA']   = baseMVA1
    c['bus']       = bus1.copy()
    c['gen']       = gen1.copy()
    c['branch']    = branch1.copy()
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_struct_v1) (version=''1''): '
    c['version']   = '1'
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])

    t = 'ppc = loadcase(pf_struct_v2) : '
    c = {}
    c['baseMVA']   = baseMVA
    c['bus']       = bus.copy()
    c['gen']       = gen.copy()
    c['branch']    = branch.copy()
    c['version']   = '2'
    ppc2 = loadcase(c)
    t_is(ppc2['baseMVA'],  baseMVA,    12, [t, 'baseMVA'])
    t_is(ppc2['bus'],      bus,        12, [t, 'bus'])
    t_is(ppc2['gen'],      gen,        12, [t, 'gen'])
    t_is(ppc2['branch'],   branch,     12, [t, 'branch'])

    ## cleanup
    os.remove(matfile + '.mat')
    os.remove(pfmatfile + '.mat')
    os.remove(matfilev2 + '.mat')
    os.remove(pfmatfilev2 + '.mat')

    t = 'runpf(my_PY_file)'
    ppopt = ppoption(VERBOSE=0, OUT_ALL=0)
    results3, success = runpf(pfcasefile, ppopt)
    baseMVA3, bus3, gen3, branch3 = results3['baseMVA'], results3['bus'], \
            results3['gen'], results3['branch']
    t_ok( success, t )

    t = 'runpf(my_object)'
    results4, success = runpf(c, ppopt)
    baseMVA4, bus4, gen4, branch4 = results4['baseMVA'], results4['bus'], \
            results4['gen'], results4['branch']
    t_ok( success, t )

    t = 'runpf result comparison : '
    t_is(baseMVA3,  baseMVA4,   12, [t, 'baseMVA'])
    t_is(bus3,      bus4,       12, [t, 'bus'])
    t_is(gen3,      gen4,       12, [t, 'gen'])
    t_is(branch3,   branch4,    12, [t, 'branch'])

    t = 'runpf(modified_struct)'
    c['gen'][2, 1] = c['gen'][2, 1] + 1            ## increase gen 3 output by 1
    results5, success = runpf(c, ppopt)
    gen5 = results5['gen']
    t_is(gen5[0, 1], gen4[0, 1] - 1, 1, t)   ## slack bus output should decrease by 1

    t_end()
Exemplo n.º 31
0
def t_opf_userfcns(quiet=False):
    """Tests for userfcn callbacks (reserves/iflims) w/OPF.

    Includes high-level tests of reserves and iflims implementations.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(38, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case30_userfcns')
    verbose = 0  #not quiet

    ppopt = ppoption(OPF_VIOLATION=1e-6,
                     PDIPM_GRADTOL=1e-8,
                     PDIPM_COMPTOL=1e-8,
                     PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt,
                     OUT_ALL=0,
                     VERBOSE=verbose,
                     OPF_ALG=560,
                     OPF_ALG_DC=200)
    #ppopt = ppoption(ppopt, OUT_ALL=-1, VERBOSE=2, OUT_GEN=1)

    ## run the OPF with fixed reserves
    t = 'fixed reserves : '
    ppc = loadcase(casefile)
    ppc = toggle_reserves(ppc, 'on')
    r = runopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['reserves']['R'], [25, 15, 0, 0, 19.3906, 0.6094], 4,
         [t, 'reserves.R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 4, [t, 'reserves.prc'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 4,
         [t, 'reserves.mu.Pmax'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 4, [t, 'reserves.mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 4,
         [t, 'reserves.mu.u'])
    t_ok('P' not in r['if'], [t, 'no iflims'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t = 'toggle_reserves(ppc, \'off\') : '
    ppc = toggle_reserves(ppc, 'off')
    r = runopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])
    t_ok('P' not in r['if'], [t, 'no iflims'])

    t = 'interface flow lims (DC) : '
    ppc = loadcase(casefile)
    ppc = toggle_iflims(ppc, 'on')
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-15, 20], 4, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [4.8427, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 13.2573], 4, [t, 'if.mu.u'])
    t_is(r['branch'][13, PF], 8.244, 3, [t, 'flow in branch 14'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])

    t = 'reserves + interface flow lims (DC) : '
    ppc = loadcase(casefile)
    ppc = toggle_reserves(ppc, 'on')
    ppc = toggle_iflims(ppc, 'on')
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-15, 20], 4, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [4.8427, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 38.2573], 4, [t, 'if.mu.u'])
    t_is(r['reserves']['R'], [25, 15, 0, 0, 16.9, 3.1], 4, [t, 'reserves.R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 4, [t, 'reserves.prc'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 4,
         [t, 'reserves.mu.Pmax'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 4, [t, 'reserves.mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 4,
         [t, 'reserves.mu.u'])
    t_is(r['reserves']['totalcost'], 179.05, 4, [t, 'totalcost'])

    t = 'interface flow lims (AC) : '
    ppc = toggle_reserves(ppc, 'off')
    r = runopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-9.101, 21.432], 3, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [0, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 10.198], 3, [t, 'if.mu.u'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])

    t = 'interface flow lims (line out) : '
    ppc = loadcase(casefile)
    ppc = toggle_iflims(ppc, 'on')
    ppc['branch'][11, BR_STATUS] = 0  ## take out line 6-10
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-15, 20], 4, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [4.8427, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 13.2573], 4, [t, 'if.mu.u'])
    t_is(r['branch'][13, PF], 10.814, 3, [t, 'flow in branch 14'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])

    # r['reserves']['R']
    # r['reserves']['prc']
    # r['reserves']['mu.Pmax']
    # r['reserves']['mu']['l']
    # r['reserves']['mu']['u']
    # r['reserves']['totalcost']
    #
    # r['if']['P']
    # r['if']['mu']['l']
    # r['if']['mu']['u']

    t_end()
Exemplo n.º 32
0
def t_runopf_w_res(quiet=False):
    """Tests C{runopf_w_res} and the associated callbacks.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(46, quiet)

    verbose = 0#not quiet

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case30_userfcns')

    ppopt = ppoption(OPF_VIOLATION=1e-6, PDIPM_GRADTOL=1e-8,
                     PDIPM_COMPTOL=1e-8, PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose, OPF_ALG=560)

    t = 'runopf_w_res(''t_case30_userfcns'') : '
    r = runopf_w_res(casefile, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 19.3906, 0.6094], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 7, [t, 'mu.Pmax'])
    ppc = loadcase(casefile)
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t = 'gen 5 no reserves : ';
    ppc = loadcase(casefile)
    ppc['reserves']['zones'][:, 4] = 0
    ppc['reserves']['cost'] = delete(ppc['reserves']['cost'], 4)
    ppc['reserves']['qty'] = delete(ppc['reserves']['qty'], 4)
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 0, 20], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 0, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 6, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 187.5, 4, [t, 'totalcost'])

    t = 'extra offline gen : ';
    ppc = loadcase(casefile)
    idx = list(range(3)) + [4] + list(range(3, 6))
    ppc['gen'] = ppc['gen'][idx, :]
    ppc['gencost'] = ppc['gencost'][idx, :]
    ppc['reserves']['zones'] = ppc['reserves']['zones'][:, idx]
    ppc['reserves']['cost'] = ppc['reserves']['cost'][idx]
    ppc['reserves']['qty'] = ppc['reserves']['qty'][idx]
    ppc['gen'][3, GEN_STATUS] = 0
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 0, 19.3906, 0.6094], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 5.5, 2, 5.5, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 0, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0, 0.5, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t = 'both extra & gen 6 no res : ';
    ppc = loadcase(casefile)
    idx = list(range(3)) + [4] + list(range(3, 6))
    ppc['gen'] = ppc['gen'][idx, :]
    ppc['gencost'] = ppc['gencost'][idx, :]
    ppc['reserves']['zones'] = ppc['reserves']['zones'][:, idx]
    ppc['reserves']['cost'] = ppc['reserves']['cost'][idx]
    ppc['reserves']['qty'] = ppc['reserves']['qty'][idx]
    ppc['gen'][3, GEN_STATUS] = 0
    ppc['reserves']['zones'][:, 5] = 0
    ppc['reserves']['cost'] = delete(ppc['reserves']['cost'], 5)
    ppc['reserves']['qty'] = delete(ppc['reserves']['qty'], 5)
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 0, 0, 20], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 5.5, 2, 0, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 0, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0, 0], 6, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0, 0, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['qty'], ppc['reserves']['qty'], 12, [t, 'qty'])
    t_is(r['reserves']['totalcost'], 187.5, 4, [t, 'totalcost'])

    t = 'no qty (Rmax) : '
    ppc = loadcase(casefile)
    del ppc['reserves']['qty']
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [39.3826, 0.6174, 0, 0, 19.3818, 0.6182], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 5, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 5, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0.1, 0, 0, 0, 0.5, 0], 5, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['totalcost'], 176.3708, 4, [t, 'totalcost'])

    t = 'RAMP_10, no qty (Rmax) : ';
    ppc = loadcase(casefile)
    del ppc['reserves']['qty']
    ppc['gen'][0, RAMP_10] = 25
    r = runopf_w_res(ppc, ppopt)
    t_is(r['reserves']['R'], [25, 15, 0, 0, 19.3906, 0.6094], 4, [t, 'R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 6, [t, 'prc'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 7, [t, 'mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 7, [t, 'mu.u'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 7, [t, 'mu.Pmax'])
    t_is(r['reserves']['cost'], ppc['reserves']['cost'], 12, [t, 'cost'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t_end()
Exemplo n.º 33
0
def t_pips(quiet=False):
    """Tests of pips NLP solver.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    t_begin(60, quiet)

    t = 'unconstrained banana function : '
    ## from MATLAB Optimization Toolbox's bandem.m
    f_fcn = f2
    x0 = array([-1.9, 2])
    # solution = pips(f_fcn, x0, opt={'verbose': 2})
    solution = pips(f_fcn, x0)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1, 1], 13, [t, 'x'])
    t_is(f, 0, 13, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    t = 'unconstrained 3-d quadratic : '
    ## from http://www.akiti.ca/QuadProgEx0Constr.html
    f_fcn = f3
    x0 = array([0, 0, 0], float)
    # solution = pips(f_fcn, x0, opt={'verbose': 2})
    solution = pips(f_fcn, x0)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [3, 5, 7], 13, [t, 'x'])
    t_is(f, -244, 13, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    t = 'constrained 4-d QP : '
    ## from http://www.jmu.edu/docs/sasdoc/sashtml/iml/chap8/sect12.htm
    f_fcn = f4
    x0 = array([1.0, 0.0, 0.0, 1.0])
    A = array([[1.0, 1.0, 1.0, 1.0], [0.17, 0.11, 0.10, 0.18]])
    l = array([1, 0.10])
    u = array([1.0, Inf])
    xmin = zeros(4)
    # solution = pips(f_fcn, x0, A, l, u, xmin, opt={'verbose': 2})
    solution = pips(f_fcn, x0, A, l, u, xmin)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, array([0, 2.8, 0.2, 0]) / 3, 6, [t, 'x'])
    t_is(f, 3.29 / 3, 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['mu_l'], array([6.58, 0]) / 3, 6, [t, 'lam.mu_l'])
    t_is(lam['mu_u'], array([0, 0]), 13, [t, 'lam.mu_u'])
    t_is(lam['lower'], array([2.24, 0, 0, 1.7667]), 4, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    # H = array([
    #     [1003.1, 4.3, 6.3,  5.9],
    #     [   4.3, 2.2, 2.1,  3.9],
    #     [   6.3, 2.1, 3.5,  4.8],
    #     [   5.9, 3.9, 4.8, 10.0]
    # ])
    # c = zeros(4)
    # ## check with quadprog (for dev testing only)
    # x, f, s, out, lam = quadprog(H,c,-A(2,:), -0.10, A(1,:), 1, xmin)
    # t_is(s, 1, 13, [t, 'success'])
    # t_is(x, [0 2.8 0.2 0]/3, 6, [t, 'x'])
    # t_is(f, 3.29/3, 6, [t, 'f'])
    # t_is(lam['eqlin'], -6.58/3, 6, [t, 'lam.eqlin'])
    # t_is(lam.['ineqlin'], 0, 13, [t, 'lam.ineqlin'])
    # t_is(lam['lower'], [2.24001.7667], 4, [t, 'lam[\'lower\']'])
    # t_is(lam['upper'], [0000], 13, [t, 'lam[\'upper\']'])

    t = 'constrained 2-d nonlinear : '
    ## from http://en.wikipedia.org/wiki/Nonlinear_programming#2-dimensional_example
    f_fcn = f5
    gh_fcn = gh5
    hess_fcn = hess5
    x0 = array([1.1, 0.0])
    xmin = zeros(2)
    # xmax = 3 * ones(2, 1)
    # solution = pips(f_fcn, x0, xmin=xmin, gh_fcn=gh_fcn, hess_fcn=hess_fcn, opt={'verbose': 2})
    solution = pips(f_fcn, x0, xmin=xmin, gh_fcn=gh_fcn, hess_fcn=hess_fcn)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1, 1], 6, [t, 'x'])
    t_is(f, -2, 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['ineqnonlin'], array([0, 0.5]), 6, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])
    # ## check with fmincon (for dev testing only)
    # # fmoptions = optimset('Algorithm', 'interior-point')
    # # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], xmin, [], gh_fcn, fmoptions)
    # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], [], [], gh_fcn)
    # t_is(s, 1, 13, [t, 'success'])
    # t_is(x, [1 1], 4, [t, 'x'])
    # t_is(f, -2, 6, [t, 'f'])
    # t_is(lam.ineqnonlin, [00.5], 6, [t, 'lam.ineqnonlin'])

    t = 'constrained 3-d nonlinear : '
    ## from http://en.wikipedia.org/wiki/Nonlinear_programming#3-dimensional_example
    f_fcn = f6
    gh_fcn = gh6
    hess_fcn = hess6
    x0 = array([1.0, 1.0, 0.0])
    # solution = pips(f_fcn, x0, gh_fcn=gh_fcn, hess_fcn=hess_fcn, opt={'verbose': 2, 'comptol': 1e-9})
    solution = pips(f_fcn, x0, gh_fcn=gh_fcn, hess_fcn=hess_fcn)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1.58113883, 2.23606798, 1.58113883], 6, [t, 'x'])
    t_is(f, -5 * sqrt(2), 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['ineqnonlin'], array([0, sqrt(2) / 2]), 7, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])
    # ## check with fmincon (for dev testing only)
    # # fmoptions = optimset('Algorithm', 'interior-point')
    # # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], xmin, [], gh_fcn, fmoptions)
    # [x, f, s, out, lam] = fmincon(f_fcn, x0, [], [], [], [], [], [], gh_fcn)
    # t_is(s, 1, 13, [t, 'success'])
    # t_is(x, [1.58113883 2.23606798 1.58113883], 4, [t, 'x'])
    # t_is(f, -5*sqrt(2), 8, [t, 'f'])
    # t_is(lam.ineqnonlin, [0sqrt(2)/2], 8, [t, 'lam.ineqnonlin'])

    t = 'constrained 3-d nonlinear (dict) : '
    p = {'f_fcn': f_fcn, 'x0': x0, 'gh_fcn': gh_fcn, 'hess_fcn': hess_fcn}
    solution = pips(p)
    x, f, s, lam, out = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1.58113883, 2.23606798, 1.58113883], 6, [t, 'x'])
    t_is(f, -5 * sqrt(2), 6, [t, 'f'])
    t_is(out['hist'][-1]['compcond'], 0, 6, [t, 'compcond'])
    t_is(lam['ineqnonlin'], [0, sqrt(2) / 2], 7, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], zeros(x.shape), 13, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 13, [t, 'lam[\'upper\']'])

    t = 'constrained 4-d nonlinear : '
    ## Hock & Schittkowski test problem #71
    f_fcn = f7
    gh_fcn = gh7
    hess_fcn = hess7
    x0 = array([1.0, 5.0, 5.0, 1.0])
    xmin = ones(4)
    xmax = 5 * xmin
    # solution = pips(f_fcn, x0, xmin=xmin, xmax=xmax, gh_fcn=gh_fcn, hess_fcn=hess_fcn, opt={'verbose': 2, 'comptol': 1e-9})
    solution = pips(f_fcn,
                    x0,
                    xmin=xmin,
                    xmax=xmax,
                    gh_fcn=gh_fcn,
                    hess_fcn=hess_fcn)
    x, f, s, lam, _ = solution["x"], solution["f"], solution["eflag"], \
            solution["lmbda"], solution["output"]
    t_is(s, 1, 13, [t, 'success'])
    t_is(x, [1, 4.7429994, 3.8211503, 1.3794082], 6, [t, 'x'])
    t_is(f, 17.0140173, 6, [t, 'f'])
    t_is(lam['eqnonlin'], 0.1614686, 5, [t, 'lam.eqnonlin'])
    t_is(lam['ineqnonlin'], 0.55229366, 5, [t, 'lam.ineqnonlin'])
    t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
    t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
    t_is(lam['lower'], [1.08787121024, 0, 0, 0], 5, [t, 'lam[\'lower\']'])
    t_is(lam['upper'], zeros(x.shape), 7, [t, 'lam[\'upper\']'])

    t_end()
Exemplo n.º 34
0
def t_qps_pypower(quiet=False):
    """Tests of C{qps_pypower} QP solvers.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    algs = [200, 250, 400, 500, 600, 700]
    names = ['PIPS', 'sc-PIPS', 'IPOPT', 'CPLEX', 'MOSEK', 'Gurobi']
    check = [None, None, 'ipopt', 'cplex', 'mosek', 'gurobipy']

    n = 36
    t_begin(n * len(algs), quiet)

    for k in range(len(algs)):
        if check[k] is not None and not have_fcn(check[k]):
            t_skip(n, '%s not installed' % names[k])
        else:
            opt = {'verbose': 0, 'alg': algs[k]}

            if names[k] == 'PIPS' or names[k] == 'sc-PIPS':
                opt['pips_opt'] = {}
                opt['pips_opt']['comptol'] = 1e-8
            if names[k] == 'CPLEX':
#               alg = 0        ## default uses barrier method with NaN bug in lower lim multipliers
                alg = 2        ## use dual simplex
                ppopt = ppoption(CPLEX_LPMETHOD = alg, CPLEX_QPMETHOD = min([4, alg]))
                opt['cplex_opt'] = cplex_options([], ppopt)

            if names[k] == 'MOSEK':
#                alg = 5        ## use dual simplex
                ppopt = ppoption()
#                ppopt = ppoption(ppopt, MOSEK_LP_ALG = alg)
                ppopt = ppoption(ppopt, MOSEK_GAP_TOL=1e-9)
                opt['mosek_opt'] = mosek_options([], ppopt)

            t = '%s - 3-d LP : ' % names[k]
            ## example from 'doc linprog'
            c = array([-5, -4, -6], float)
            A = sparse([[1, -1,  1],
                        [3,  2,  4],
                        [3,  2,  0]], dtype=float)
            l = None
            u = array([20, 42, 30], float)
            xmin = array([0, 0, 0], float)
            x0 = None
            x, f, s, _, lam = qps_pypower(None, c, A, l, u, xmin, None, None, opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, [0, 15, 3], 6, [t, 'x'])
            t_is(f, -78, 6, [t, 'f'])
            t_is(lam['mu_l'], [0, 0, 0], 13, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], [0, 1.5, 0.5], 9, [t, 'lam.mu_u'])
            t_is(lam['lower'], [1, 0, 0], 9, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - unconstrained 3-d quadratic : ' % names[k]
            ## from http://www.akiti.ca/QuadProgEx0Constr.html
            H = sparse([
                [ 5, -2, -1],
                [-2,  4,  3],
                [-1,  3,  5]
            ], dtype=float)
            c = array([2, -35, -47], float)
            x0 = array([0, 0, 0], float)
            x, f, s, _, lam = qps_pypower(H, c, opt=opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, [3, 5, 7], 8, [t, 'x'])
            t_is(f, -249, 13, [t, 'f'])
            t_ok(len(lam['mu_l']) == 0, [t, 'lam.mu_l'])
            t_ok(len(lam['mu_u']) == 0, [t, 'lam.mu_u'])
            t_is(lam['lower'], zeros(shape(x)), 13, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - constrained 2-d QP : ' % names[k]
            ## example from 'doc quadprog'
            H = sparse([[ 1, -1],
                        [-1,  2]], dtype=float)
            c = array([-2, -6], float)
            A = sparse([[ 1, 1],
                        [-1, 2],
                        [ 2, 1]], dtype=float)
            l = None
            u = array([2, 2, 3], float)
            xmin = array([0, 0])
            x0 = None
            x, f, s, _, lam = qps_pypower(H, c, A, l, u, xmin, None, x0, opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, array([2., 4.]) / 3, 7, [t, 'x'])
            t_is(f, -74. / 9, 6, [t, 'f'])
            t_is(lam['mu_l'], [0., 0., 0.], 13, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], array([28., 4., 0.]) / 9, 7, [t, 'lam.mu_u'])
            t_is(lam['lower'], zeros(shape(x)), 8, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - constrained 4-d QP : ' % names[k]
            ## from http://www.jmu.edu/docs/sasdoc/sashtml/iml/chap8/sect12.htm
            H = sparse([[1003.1,  4.3,     6.3,     5.9],
                        [4.3,     2.2,     2.1,     3.9],
                        [6.3,     2.1,     3.5,     4.8],
                        [5.9,     3.9,     4.8,    10.0]])
            c = zeros(4)
            A = sparse([[   1,       1,       1,       1],
                        [0.17,    0.11,    0.10,    0.18]])
            l = array([1, 0.10])
            u = array([1, Inf])
            xmin = zeros(4)
            x0 = array([1, 0, 0, 1], float)
            x, f, s, _, lam = qps_pypower(H, c, A, l, u, xmin, None, x0, opt)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, array([0, 2.8, 0.2, 0]) / 3, 5, [t, 'x'])
            t_is(f, 3.29 / 3, 6, [t, 'f'])
            t_is(lam['mu_l'], array([6.58, 0]) / 3, 6, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], [0, 0], 13, [t, 'lam.mu_u'])
            t_is(lam['lower'], [2.24, 0, 0, 1.7667], 4, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - (dict) constrained 4-d QP : ' % names[k]
            p = {'H': H, 'A': A, 'l': l, 'u': u, 'xmin': xmin, 'x0': x0, 'opt': opt}
            x, f, s, _, lam = qps_pypower(p)
            t_is(s, 1, 12, [t, 'success'])
            t_is(x, array([0, 2.8, 0.2, 0]) / 3, 5, [t, 'x'])
            t_is(f, 3.29 / 3, 6, [t, 'f'])
            t_is(lam['mu_l'], array([6.58, 0]) / 3, 6, [t, 'lam.mu_l'])
            t_is(lam['mu_u'], [0, 0], 13, [t, 'lam.mu_u'])
            t_is(lam['lower'], [2.24, 0, 0, 1.7667], 4, [t, 'lam.lower'])
            t_is(lam['upper'], zeros(shape(x)), 13, [t, 'lam.upper'])

            t = '%s - infeasible LP : ' % names[k]
            p = {'A': sparse([1, 1]), 'c': array([1, 1]), 'u': array([-1]),
                 'xmin': array([0, 0]), 'opt': opt}
            x, f, s, _, lam = qps_pypower(p)
            t_ok(s <= 0, [t, 'no success'])

    t_end()
def t_opf_userfcns(quiet=False):
    """Tests for userfcn callbacks (reserves/iflims) w/OPF.

    Includes high-level tests of reserves and iflims implementations.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    t_begin(38, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case30_userfcns')
    verbose = 0#not quiet

    ppopt = ppoption(OPF_VIOLATION=1e-6, PDIPM_GRADTOL=1e-8,
                     PDIPM_COMPTOL=1e-8, PDIPM_COSTTOL=1e-9)
    ppopt = ppoption(ppopt, OUT_ALL=0, VERBOSE=verbose,
                     OPF_ALG=560, OPF_ALG_DC=200)
    #ppopt = ppoption(ppopt, OUT_ALL=-1, VERBOSE=2, OUT_GEN=1)

    ## run the OPF with fixed reserves
    t = 'fixed reserves : '
    ppc = loadcase(casefile)
    ppc = toggle_reserves(ppc, 'on')
    r = runopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['reserves']['R'], [25, 15, 0, 0, 19.3906, 0.6094], 4, [t, 'reserves.R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 4, [t, 'reserves.prc'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 4, [t, 'reserves.mu.Pmax'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 4, [t, 'reserves.mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 4, [t, 'reserves.mu.u'])
    t_ok('P' not in r['if'], [t, 'no iflims'])
    t_is(r['reserves']['totalcost'], 177.8047, 4, [t, 'totalcost'])

    t = 'toggle_reserves(ppc, \'off\') : ';
    ppc = toggle_reserves(ppc, 'off')
    r = runopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])
    t_ok('P' not in r['if'], [t, 'no iflims'])

    t = 'interface flow lims (DC) : '
    ppc = loadcase(casefile)
    ppc = toggle_iflims(ppc, 'on')
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-15, 20], 4, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [4.8427, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 13.2573], 4, [t, 'if.mu.u'])
    t_is(r['branch'][13, PF], 8.244, 3, [t, 'flow in branch 14'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])

    t = 'reserves + interface flow lims (DC) : '
    ppc = loadcase(casefile)
    ppc = toggle_reserves(ppc, 'on')
    ppc = toggle_iflims(ppc, 'on')
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-15, 20], 4, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [4.8427, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 38.2573], 4, [t, 'if.mu.u'])
    t_is(r['reserves']['R'], [25, 15, 0, 0, 16.9, 3.1], 4, [t, 'reserves.R'])
    t_is(r['reserves']['prc'], [2, 2, 2, 2, 5.5, 5.5], 4, [t, 'reserves.prc'])
    t_is(r['reserves']['mu']['Pmax'], [0, 0, 0, 0, 0.5, 0], 4, [t, 'reserves.mu.Pmax'])
    t_is(r['reserves']['mu']['l'], [0, 0, 1, 2, 0, 0], 4, [t, 'reserves.mu.l'])
    t_is(r['reserves']['mu']['u'], [0.1, 0, 0, 0, 0, 0], 4, [t, 'reserves.mu.u'])
    t_is(r['reserves']['totalcost'], 179.05, 4, [t, 'totalcost'])

    t = 'interface flow lims (AC) : '
    ppc = toggle_reserves(ppc, 'off')
    r = runopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-9.101, 21.432], 3, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [0, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 10.198], 3, [t, 'if.mu.u'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])

    t = 'interface flow lims (line out) : '
    ppc = loadcase(casefile)
    ppc = toggle_iflims(ppc, 'on')
    ppc['branch'][11, BR_STATUS] = 0      ## take out line 6-10
    r = rundcopf(ppc, ppopt)
    t_ok(r['success'], [t, 'success'])
    t_is(r['if']['P'], [-15, 20], 4, [t, 'if.P'])
    t_is(r['if']['mu']['l'], [4.8427, 0], 4, [t, 'if.mu.l'])
    t_is(r['if']['mu']['u'], [0, 13.2573], 4, [t, 'if.mu.u'])
    t_is(r['branch'][13, PF], 10.814, 3, [t, 'flow in branch 14'])
    t_ok('R' not in r['reserves'], [t, 'no reserves'])

    # r['reserves']['R']
    # r['reserves']['prc']
    # r['reserves']['mu.Pmax']
    # r['reserves']['mu']['l']
    # r['reserves']['mu']['u']
    # r['reserves']['totalcost']
    #
    # r['if']['P']
    # r['if']['mu']['l']
    # r['if']['mu']['u']

    t_end()
Exemplo n.º 36
0
def t_opf_dc_gurobi(quiet=False):
    """Tests for DC optimal power flow using Gurobi solver.
    """
    algs = [0, 1, 2, 3, 4]
    num_tests = 23 * len(algs)

    t_begin(num_tests, quiet)

    tdir = dirname(__file__)
    casefile = join(tdir, 't_case9_opf')
    if quiet:
        verbose = False
    else:
        verbose = False

    ppopt = ppoption('OUT_ALL', 0, 'VERBOSE', verbose)
    ppopt = ppoption(ppopt, 'OPF_ALG_DC', 700)

    ## run DC OPF
    if have_fcn('gurobipy'):
        for k in range(len(algs)):
            ppopt = ppoption(ppopt, 'GRB_METHOD', algs[k])
            methods = [
                'automatic',
                'primal simplex',
                'dual simplex',
                'barrier',
                'concurrent',
                'deterministic concurrent',
            ]
            t0 = 'DC OPF (Gurobi %s): ' % methods[k]

            ## set up indices
            ib_data = r_[arange(BUS_AREA + 1), arange(BASE_KV, VMIN + 1)]
            ib_voltage = arange(VM, VA + 1)
            ib_lam = arange(LAM_P, LAM_Q + 1)
            ib_mu = arange(MU_VMAX, MU_VMIN + 1)
            ig_data = r_[[GEN_BUS, QMAX, QMIN], arange(MBASE, APF + 1)]
            ig_disp = array([PG, QG, VG])
            ig_mu = arange(MU_PMAX, MU_QMIN + 1)
            ibr_data = arange(ANGMAX + 1)
            ibr_flow = arange(PF, QT + 1)
            ibr_mu = array([MU_SF, MU_ST])
            #ibr_angmu   = array([MU_ANGMIN, MU_ANGMAX])

            ## get solved DC power flow case from MAT-file
            ## defines bus_soln, gen_soln, branch_soln, f_soln
            soln9_dcopf = loadmat(join(tdir, 'soln9_dcopf.mat'),
                                  struct_as_record=True)
            bus_soln, gen_soln, branch_soln, f_soln = \
                    soln9_dcopf['bus_soln'], soln9_dcopf['gen_soln'], \
                    soln9_dcopf['branch_soln'], soln9_dcopf['f_soln']

            ## run OPF
            t = t0
            r = rundcopf(casefile, ppopt)
            bus, gen, branch, f, success = \
                    r['bus'], r['gen'], r['branch'], r['f'], r['success']
            t_ok(success, [t, 'success'])
            t_is(f, f_soln, 3, [t, 'f'])
            t_is(bus[:, ib_data], bus_soln[:, ib_data], 10, [t, 'bus data'])
            t_is(bus[:, ib_voltage], bus_soln[:, ib_voltage], 3,
                 [t, 'bus voltage'])
            t_is(bus[:, ib_lam], bus_soln[:, ib_lam], 3, [t, 'bus lambda'])
            t_is(bus[:, ib_mu], bus_soln[:, ib_mu], 2, [t, 'bus mu'])
            t_is(gen[:, ig_data], gen_soln[:, ig_data], 10, [t, 'gen data'])
            t_is(gen[:, ig_disp], gen_soln[:, ig_disp], 3, [t, 'gen dispatch'])
            t_is(gen[:, ig_mu], gen_soln[:, ig_mu], 3, [t, 'gen mu'])
            t_is(branch[:, ibr_data], branch_soln[:, ibr_data], 10,
                 [t, 'branch data'])
            t_is(branch[:, ibr_flow], branch_soln[:, ibr_flow], 3,
                 [t, 'branch flow'])
            t_is(branch[:, ibr_mu], branch_soln[:, ibr_mu], 2,
                 [t, 'branch mu'])

            ##-----  run OPF with extra linear user constraints & costs  -----
            ## two new z variables
            ##      0 <= z1, P2 - P1 <= z1
            ##      0 <= z2, P2 - P3 <= z2
            ## with A and N sized for DC opf
            ppc = loadcase(casefile)
            row = [0, 0, 0, 1, 1, 1]
            col = [9, 10, 12, 10, 11, 13]
            ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 14))
            ppc['u'] = array([0, 0])
            ppc['l'] = array([-Inf, -Inf])
            ppc['zl'] = array([0, 0])

            ppc['N'] = sparse(([1, 1], ([0, 1], [12, 13])),
                              (2, 14))  ## new z variables only
            ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])  ## w = r = z
            ppc['H'] = sparse((2, 2))  ## no quadratic term
            ppc['Cw'] = array([1000, 1])

            t = ''.join([t0, 'w/extra constraints & costs 1 : '])
            r = rundcopf(ppc, ppopt)
            t_ok(r['success'], [t, 'success'])
            t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
            t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
            t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
            t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

            ## with A and N sized for AC opf
            ppc = loadcase(casefile)
            row = [0, 0, 0, 1, 1, 1]
            col = [18, 19, 24, 19, 20, 25]
            ppc['A'] = sparse(([-1, 1, -1, 1, -1, -1], (row, col)), (2, 26))
            ppc['u'] = array([0, 0])
            ppc['l'] = array([-Inf, -Inf])
            ppc['zl'] = array([0, 0])

            ppc['N'] = sparse(([1, 1], ([0, 1], [24, 25])),
                              (2, 26))  ## new z variables only
            ppc['fparm'] = ones((2, 1)) * array([[1, 0, 0, 1]])  ## w = r = z
            ppc['H'] = sparse((2, 2))  ## no quadratic term
            ppc['Cw'] = array([1000, 1])

            t = ''.join([t0, 'w/extra constraints & costs 2 : '])
            r = rundcopf(ppc, ppopt)
            t_ok(r['success'], [t, 'success'])
            t_is(r['gen'][0, PG], 116.15974, 4, [t, 'Pg1 = 116.15974'])
            t_is(r['gen'][1, PG], 116.15974, 4, [t, 'Pg2 = 116.15974'])
            t_is(r['var']['val']['z'], [0, 0.3348], 4, [t, 'user vars'])
            t_is(r['cost']['usr'], 0.3348, 3, [t, 'user costs'])

            t = ''.join([t0, 'infeasible : '])
            ## with A and N sized for DC opf
            ppc = loadcase(casefile)
            ppc['A'] = sparse(([1, 1], ([0, 0], [9, 10])),
                              (1, 14))  ## Pg1 + Pg2
            ppc['u'] = array([Inf])
            ppc['l'] = array([600])
            r = rundcopf(ppc, ppopt)
            t_ok(not r['success'], [t, 'no success'])
    else:
        t_skip(num_tests, 'Gurobi not available')

    t_end()
def t_off2case(quiet=False):
    """Tests for code in C{off2case}.

    @author: Ray Zimmerman (PSERC Cornell)
    @author: Richard Lincoln
    """
    n_tests = 35

    t_begin(n_tests, quiet)

    ## generator data
    #    bus Pg Qg Qmax Qmin Vg mBase status Pmax Pmin Pc1 Pc2 Qc1min Qc1max Qc2min Qc2max ramp_agc ramp_10 ramp_30 ramp_q apf
    gen0 = array([
        [1,   10,   0,  60, -15, 1, 100, 1, 60, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
        [2,   10,   0,  60, -15, 1, 100, 1, 60, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
        [7,  -30, -15,   0, -15, 1, 100, 1, 0, -30, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
        [13,  10,   0,  60, -15, 1, 100, 1, 60, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
        [30, -30, 7.5, 7.5,   0, 1, 100, 1, 0, -30, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
    ], float)
    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost0 = array([
        [1, 0,   0, 4,   0, 0,  12, 240,   36, 1200, 60, 2400],
        [1, 100, 0, 4,   0, 0,  12, 240,   36, 1200, 60, 2400],
        [1, 0,   0, 4, -30, 0, -20, 1000, -10, 2000,  0, 3000],
        [1, 0,   0, 4,   0, 0,  12, 240,   36, 1200, 60, 2400],
        [1, 0,  50, 4, -30, 0, -20, 1000, -10, 2000,  0, 3000]
    ], float)

    try:
        from pypower.extras.smartmarket import off2case
    except ImportError:
        t_skip(n_tests, 'smartmarket code not available')
        return

    t = 'isload()'
    t_is(isload(gen0), array([0, 0, 1, 0, 1], bool), 8, t)

    G = find( ~isload(gen0) )
    L = find(  isload(gen0) )
    nGL = len(G) + len(L)

    t = 'P offers only';
    offers = {'P': {}}
    offers['P']['qty'] = array([[25], [26], [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    gen, gencost = off2case(gen0, gencost0, offers)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty'].flatten()
    gen1[L, GEN_STATUS] = 0
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0.copy()
    gencost1[ix_(G, range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 25,  250],
        [2, 0, 0, 26, 1300],
        [2, 0, 0, 27, 2700],
    ]), zeros((3, 4))]

    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    offers['P']['qty'] = array([[25], [26], [0], [27],  [0]], float)
    offers['P']['prc'] = array([[10], [50], [0], [100], [0]], float)
    gen, gencost = off2case(gen0, gencost0, offers)
    t_is( gen, gen1, 8, [t, ' (all rows in offer) - gen'] )
    t_is( gencost, gencost1, 8, [t, ' (all rows in offer) - gencost'] )

    t = 'P offers only (GEN_STATUS=0 for 0 qty offer)';
    offers['P']['qty'] = array([ [0], [26],  [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    gen, gencost = off2case(gen0, gencost0, offers)

    gen1 = gen0.copy()
    gen1[G[1:3], PMAX] = offers['P']['qty'].flatten()[1:3]
    gen1[G[0], GEN_STATUS] = 0
    gen1[L, GEN_STATUS] = 0
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0.copy()
    gencost1[ix_(G[1:3], range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 26, 1300],
        [2, 0, 0, 27, 2700]
    ]), zeros((2, 4))]

    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers, lim[\'P\'][\'max_offer\']';
    offers['P']['qty'] = array([[25], [26], [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    lim = {'P': {'max_offer': 75}}
    gen, gencost = off2case(gen0, gencost0, offers, lim=lim)

    gen1 = gen0.copy()
    gen1[G[:2], PMAX] = offers['P']['qty'].flatten()[:2, :]
    gen1[r_[G[2], L], GEN_STATUS] = 0
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0.copy()
    gencost1[ix_(G[:2], range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 25,  250],
        [2, 0, 0, 26, 1300]
    ]), zeros((2, 4))]
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers & P bids';
    bids = {'P': {'qty': array([ [20], [28]], float),
                  'prc': array([[100], [10]], float)}}
    gen, gencost = off2case(gen0, gencost0, offers, bids)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[ix_(L, [PMIN, QMIN, QMAX])] = array([
        [-20, -10, 0],
        [-28,   0, 7]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :8].copy()
    gencost1[ix_(G, range(NCOST, NCOST + 4))] = array([
        [2, 0, 0, 25,  250],
        [2, 0, 0, 26, 1300],
        [2, 0, 0, 27, 2700]
    ])
    gencost1[ix_(L, range(NCOST, NCOST + 4))] = array([
        [2, -20, -2000, 0, 0],
        [2, -28,  -280, 0, 0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers & P bids (all rows in bid)';
    bids['P']['qty'] = array([[0], [0],  [20], [0], [28]], float)
    bids['P']['prc'] = array([[0], [0], [100], [0], [10]], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids)

    t_is( gen, gen1, 8, [t, ' - gen'] )
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers & P bids (GEN_STATUS=0 for 0 qty bid)';
    bids['P']['qty'] = array([  [0], [28]], float)
    bids['P']['prc'] = array([[100], [10]], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[L[0], GEN_STATUS] = 0
    gen1[L[1], [PMIN, QMIN, QMAX]] = array([-28, 0, 7])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0.copy()
    gencost1[ix_(G, range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 25, 250],
        [2, 0, 0, 26, 1300],
        [2, 0, 0, 27, 2700]
    ]), zeros((3, 4))]
    gencost1[L[1], NCOST:NCOST + 8] = c_[array([
        [2, -28, -280, 0, 0]
    ]), zeros((1, 4))]
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers & P bids (1 gen with both)';
    gen2 = gen0.copy()
    gen2[1, PMIN] = -5
    bids['P']['qty'] = array([[0],  [3],  [20], [0], [28]], float)
    bids['P']['prc'] = array([[0], [50], [100], [0], [10]], float)
    gen, gencost = off2case(gen2, gencost0, offers, bids)

    gen1 = gen2.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[1, PMIN] = -sum( bids['P']['qty'][1, :] )
    gen1[ix_(L, [PMIN, QMIN, QMAX])] = array([
        [-20, -10, 0],
        [-28,   0, 7]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :10].copy()
    gencost1[ix_(G, range(NCOST, NCOST + 7))] = array([
        [2,  0,    0, 25,  250,  0,    0],
        [3, -3, -150,  0,    0, 26, 1300],
        [2,  0,    0, 27, 2700,  0,    0]
    ])
    gencost1[ix_(L, range(NCOST, NCOST + 7))] = c_[array([
        [2, -20, -2000, 0, 0],
        [2, -28,  -280, 0, 0]
    ]), zeros((2, 2))]
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers & P bids, lim[\'P\'][\'max_offer\']/[\'min_bid\']'
    bids['P']['qty'] = array([[20],  [28]], float)
    bids['P']['prc'] = array([[100], [10]], float)
    lim['P']['min_bid'] = 50.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[G[:2], PMAX] = offers['P']['qty'][:2, :]
    gen1[r_[G[2], L[1]], GEN_STATUS] = 0
    gen1[L[0], [PMIN, QMIN, QMAX]] = array([-20, -10, 0])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0.copy()
    gencost1[ix_(G[:2], range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 25,  250],
        [2, 0, 0, 26, 1300]
    ]), zeros((2, 4))]
    gencost1[L[0], NCOST:NCOST + 9] = array([2, -20, -2000, 0, 0, 0, 0, 0, 0])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'P offers & P bids, lim[\'P\'][\'max_offer\']/[\'min_bid\'], multi-block'
    offers['P']['qty'] = array([[10,  40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[ 20, 10], [12, 18]], float)
    bids['P']['prc'] = array([[100, 60], [70, 10]], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[G, PMAX] = array([10, 50, 25])
    gen1[ix_(L, [PMIN, QMIN, QMAX])] = array([
        [-30, -15, 0],
        [-12,   0, 3]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :10].copy()
    gencost1[ix_(G, range(NCOST, NCOST + 7))] = array([
        [2, 0, 0, 10,  100, 0,     0],
        [3, 0, 0, 20,  500, 50, 2450],
        [2, 0, 0, 25, 1250, 0,     0]
    ])
    gencost1[ix_(L, range(NCOST, NCOST + 7))] = array([
        [3, -30, -2600, -20, -2000, 0, 0],
        [2, -12,  -840,   0,     0, 0, 0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    ##-----  reactive  -----
    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost0 = array([
        [1,   0,  0, 4,   0,    0,  12,  240,  36, 1200, 60, 2400],
        [1, 100,  0, 4,   0,    0,  12,  240,  36, 1200, 60, 2400],
        [1,   0,  0, 4, -30,    0, -20, 1000, -10, 2000,  0, 3000],
        [1,   0,  0, 4,   0,    0,  12,  240,  36, 1200, 60, 2400],
        [1,   0, 50, 4, -30,    0, -20, 1000, -10, 2000,  0, 3000],
        [1,   0,  0, 4, -15, -150,   0,    0,  30,  150, 60,  450],
        [1, 100,  0, 2,   0,    0,   0,    0,   0,    0,  0,    0],
        [1,   0,  0, 3, -20,  -15, -10,  -10,   0,    0,  0,    0],
        [1,   0,  0, 3,   0,    0,  40,   80,  60,  180,  0,    0],
        [1,   0, 50, 2,   0,    0,   0,    0,   0,    0,  0,    0]
    ], float)

    t = 'PQ offers only';
    offers['P']['qty'] = array([[25], [26],  [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    offers['Q']['qty'] = array([[10], [20],  [30]], float)
    offers['Q']['prc'] = array([[10],  [5],   [1]], float)
    gen, gencost = off2case(gen0, gencost0, offers)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[G, QMAX] = offers['Q']['qty']
    gen1[G, QMIN] = 0
    gen1[L, GEN_STATUS] = 0
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0.copy()
    gencost1[ix_(G, range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 25,  250],
        [2, 0, 0, 26, 1300],
        [2, 0, 0, 27, 2700]
    ]), zeros((3, 4))]
    gencost1[ix_(G + nGL - 1, range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 10, 100],
        [2, 0, 0, 20, 100],
        [2, 0, 0, 30,  30]
    ]), zeros((3, 4))]

    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'PQ offers & PQ bids, lim.P/Q.max_offer/min_bid, multi-block';
    offers['P']['qty'] = array([[10,  40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[ 20, 10], [12, 18]], float)
    bids['P']['prc'] = array([[100, 60], [70, 10]], float)
    offers['Q']['qty'] = array([[ 5,  5], [10, 10], [15, 15]], float)
    offers['Q']['prc'] = array([[10, 20], [ 5, 60], [ 1, 10]], float)
    bids['Q']['qty'] = array([ 15, 10, 15,  15,  0], float)
    bids['Q']['prc'] = array([-10,  0,  5, -20, 10], float)
    lim['Q']['max_offer'] = 50.0
    lim['Q']['min_bid'] = -15.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[:, [GEN_STATUS, PMIN, PMAX, QMIN, QMAX]] = array([
        [1,  10, 10, -15,  10],
        [1,  12, 50, -10,  10],
        [1, -10,  0,  -5,   0],
        [1,  12, 25,   0,  30],
        [0, -30,  0,   0, 7.5]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST - 1:NCOST + 9] = array([
        [2,   0,     0,  10,   100,   0,    0,  0,    0],
        [3,   0,     0,  20,   500,  50, 2450,  0,    0],
        [3, -30, -2600, -20, -2000,   0,    0,  0,    0],
        [2,   0,     0,  25,  1250,   0,    0,  0,    0],
        [4, -30,     0, -20,  1000, -10, 2000,  0, 3000],
        [4, -15,   150,   0,     0,   5,   50, 10,  150],
        [3, -10,     0,   0,     0,  10,   50,  0,    0],
        [2, -15,   -75,   0,     0,   0,    0,  0,    0],
        [3,   0,     0,  15,    15,  30,  165,  0,    0],
        [2,   0,     0,   0,     0,   0,    0,  0,    0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'PQ offers & PQ bids, for gen, no P, no shutdown';
    gen2 = gen0.copy()
    gen2[0, PMIN] = 0
    offers['P']['qty'] = array([[0, 40], [20, 30], [25, 25]], float)
    gen, gencost = off2case(gen2, gencost0, offers, bids, lim)

    gen1[0, [PMIN, PMAX, QMIN, QMAX]] = array([0, 0, -15, 10])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1[0, NCOST:NCOST + 9] = gencost0[0, NCOST:NCOST + 9]
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'PQ offers & PQ bids, for gen, no Q, no shutdown';
    offers['P']['qty'] = array([[10, 40], [20, 30], [25, 25]], float)
    offers['Q']['qty'] = array([[ 5,  5], [ 0, 10], [15, 15]], float)
    bids['Q']['qty'] = array([15, 0, 15, 15, 0], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1[0, [PMIN, PMAX, QMIN, QMAX]] = array([10, 10, -15, 10])    ## restore original
    gen1[1, [PMIN, PMAX, QMIN, QMAX]] = array([12, 50,   0,  0])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1[ix_([0, 1, 6], range(NCOST, NCOST + 9))] = array([
        [2, 0, 0, 10, 100,  0,    0, 0, 0],
        [3, 0, 0, 20, 500, 50, 2450, 0, 0],
        [2, 0, 0,  0,   0,  0,    0, 0, 0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'PQ offers & PQ bids, lim.P/Q.max_offer/min_bid, multi-block';
    offers['P']['qty'] = array([[10,  40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[10,   0], [12, 18]], float)
    bids['P']['prc'] = array([[100, 60], [70, 10]], float)
    offers['Q']['qty'] = array([[5, 5], [10, 10], [15, 15]], float)
    offers['Q']['prc'] = array([[10, 20], [5, 60], [1, 10]], float)
    bids['Q']['qty'] = array([15, 10, 10, 15, 0], float)
    bids['Q']['prc'] = array([-10, 0, 5, -20, 10], float)
    lim['Q']['max_offer'] = 50.0
    lim['Q']['min_bid'] = -15.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[:, [GEN_STATUS, PMIN, PMAX, QMIN, QMAX]] = array([
        [1,  10, 10, -15, 10],
        [1,  12, 50, -10, 10],
        [1, -10,  0,  -5,  0],
        [1,  12, 25,   0, 30],
        [0, -30,  0,   0,  7.5]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST:NCOST + 9] = array([
        [2,   0,     0,  10,  100,   0,    0,  0,    0],
        [3,   0,     0,  20,  500,  50, 2450,  0,    0],
        [2, -10, -1000,   0,    0,   0,    0,  0,    0],
        [2,   0,     0,  25, 1250,   0,    0,  0,    0],
        [4, -30,     0, -20, 1000, -10, 2000,  0, 3000],
        [4, -15,   150,   0,    0,   5,   50, 10,  150],
        [3, -10,     0,   0,    0,  10,   50,  0,    0],
        [2, -10,   -50,   0,    0,   0,    0,  0,    0],
        [3,   0,     0,  15,   15,  30,  165,  0,    0],
        [2,   0,     0,   0,    0,   0,    0,  0,    0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'PQ offers & PQ bids, zero Q load w/P bid, shutdown bugfix';
    gen1 = gen0.copy()
    gen1[4, [QG, QMIN, QMAX]] = 0
    gen, gencost = off2case(gen1, gencost0, offers, bids, lim)

    gen1[:, [PMIN, PMAX, QMIN, QMAX]] = array([
        [ 10, 10, -15, 10],
        [ 12, 50, -10, 10],
        [-10,  0,  -5,  0],
        [ 12, 25,   0, 30],
        [-12,  0,   0,  0]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST - 1:NCOST + 9] = array([
        [2,   0,     0, 10,  100,  0,    0,  0,   0],
        [3,   0,     0, 20,  500, 50, 2450,  0,   0],
        [2, -10, -1000,  0,    0,  0,    0,  0,   0],
        [2,   0,     0, 25, 1250,  0,    0,  0,   0],
        [2, -12,  -840,  0,    0,  0,    0,  0,   0],
        [4, -15,   150,  0,    0,  5,   50, 10, 150],
        [3, -10,     0,  0,    0, 10,   50,  0,   0],
        [2, -10,   -50,  0,    0,  0,    0,  0,   0],
        [3,   0,     0, 15,   15, 30,  165,  0,   0],
        [2,   0,     0,  0,    0,  0,    0,  0,   0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t = 'PQ offers & PQ bids, non-zero Q load w/no P bid, shutdown bugfix';
    offers['P']['qty'] = array([[10,  40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[0, 10], [12, 18]], float)
    bids['P']['prc'] = array([[100, 40], [70, 10]], float)
    offers['Q']['qty'] = array([[ 5,  5], [10, 10], [15, 15]], float)
    offers['Q']['prc'] = array([[10, 20], [ 5, 60], [ 1, 10]], float)
    bids['Q']['qty'] = array([ 15, 10, 15,  15,  0], float)
    bids['Q']['prc'] = array([-10,  0,  5, -20, 10], float)
    lim['Q']['max_offer'] = 50.0
    lim['Q']['min_bid'] = -15.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[:, [GEN_STATUS, PMIN, PMAX, QMIN, QMAX]] = array([
        [1,  10, 10, -15, 10],
        [1,  12, 50, -10, 10],
        [0, -30,  0, -15,  0],
        [1,  12, 25,   0, 30],
        [0, -30,  0,   0, 7.5]
    ])
    t_is( gen, gen1, 8, [t, ' - gen'] )

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST - 1:NCOST + 9] = array([
        [2,   0,   0,  10,  100,   0,    0,  0,    0],
        [3,   0,   0,  20,  500,  50, 2450,  0,    0],
        [4, -30,   0, -20, 1000, -10, 2000,  0, 3000],
        [2,   0,   0,  25, 1250,   0,    0,  0,    0],
        [4, -30,   0, -20, 1000, -10, 2000,  0, 3000],
        [4, -15, 150,   0,    0,   5,   50, 10,  150],
        [3, -10,   0,   0,    0,  10,   50,  0,    0],
        [3, -20, -15, -10,  -10,   0,    0,  0,    0],
        [3,   0,   0,  15,   15,  30,  165,  0,    0],
        [2,   0,   0,   0,    0,   0,    0,  0,    0]
    ])
    t_is( gencost, gencost1, 8, [t, ' - gencost'] )

    t_end()
Exemplo n.º 38
0
def t_off2case(quiet=False):
    """Tests for code in C{off2case}.

    @author: Ray Zimmerman (PSERC Cornell)
    """
    n_tests = 35

    t_begin(n_tests, quiet)

    ## generator data
    #    bus Pg Qg Qmax Qmin Vg mBase status Pmax Pmin Pc1 Pc2 Qc1min Qc1max Qc2min Qc2max ramp_agc ramp_10 ramp_30 ramp_q apf
    gen0 = array([[
        1, 10, 0, 60, -15, 1, 100, 1, 60, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    ], [
        2, 10, 0, 60, -15, 1, 100, 1, 60, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    ], [
        7, -30, -15, 0, -15, 1, 100, 1, 0, -30, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    ], [
        13, 10, 0, 60, -15, 1, 100, 1, 60, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    ],
                  [
                      30, -30, 7.5, 7.5, 0, 1, 100, 1, 0, -30, 0, 0, 0, 0, 0,
                      0, 0, 0, 0, 0, 0
                  ]], float)
    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost0 = array([[1, 0, 0, 4, 0, 0, 12, 240, 36, 1200, 60, 2400],
                      [1, 100, 0, 4, 0, 0, 12, 240, 36, 1200, 60, 2400],
                      [1, 0, 0, 4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
                      [1, 0, 0, 4, 0, 0, 12, 240, 36, 1200, 60, 2400],
                      [1, 0, 50, 4, -30, 0, -20, 1000, -10, 2000, 0, 3000]],
                     float)

    try:
        from pypower.extras.smartmarket import off2case
    except ImportError:
        t_skip(n_tests, 'smartmarket code not available')
        return

    t = 'isload()'
    t_is(isload(gen0), array([0, 0, 1, 0, 1], bool), 8, t)

    G = find(~isload(gen0))
    L = find(isload(gen0))
    nGL = len(G) + len(L)

    t = 'P offers only'
    offers = {'P': {}}
    offers['P']['qty'] = array([[25], [26], [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    gen, gencost = off2case(gen0, gencost0, offers)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty'].flatten()
    gen1[L, GEN_STATUS] = 0
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0.copy()
    gencost1[ix_(G, range(NCOST, NCOST + 9))] = c_[array([
        [2, 0, 0, 25, 250],
        [2, 0, 0, 26, 1300],
        [2, 0, 0, 27, 2700],
    ]),
                                                   zeros((3, 4))]

    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    offers['P']['qty'] = array([[25], [26], [0], [27], [0]], float)
    offers['P']['prc'] = array([[10], [50], [0], [100], [0]], float)
    gen, gencost = off2case(gen0, gencost0, offers)
    t_is(gen, gen1, 8, [t, ' (all rows in offer) - gen'])
    t_is(gencost, gencost1, 8, [t, ' (all rows in offer) - gencost'])

    t = 'P offers only (GEN_STATUS=0 for 0 qty offer)'
    offers['P']['qty'] = array([[0], [26], [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    gen, gencost = off2case(gen0, gencost0, offers)

    gen1 = gen0.copy()
    gen1[G[1:3], PMAX] = offers['P']['qty'].flatten()[1:3]
    gen1[G[0], GEN_STATUS] = 0
    gen1[L, GEN_STATUS] = 0
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0.copy()
    gencost1[ix_(G[1:3], range(
        NCOST,
        NCOST + 9))] = c_[array([[2, 0, 0, 26, 1300], [2, 0, 0, 27, 2700]]),
                          zeros((2, 4))]

    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers, lim[\'P\'][\'max_offer\']'
    offers['P']['qty'] = array([[25], [26], [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    lim = {'P': {'max_offer': 75}}
    gen, gencost = off2case(gen0, gencost0, offers, lim=lim)

    gen1 = gen0.copy()
    gen1[G[:2], PMAX] = offers['P']['qty'].flatten()[:2, :]
    gen1[r_[G[2], L], GEN_STATUS] = 0
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0.copy()
    gencost1[ix_(G[:2], range(
        NCOST,
        NCOST + 9))] = c_[array([[2, 0, 0, 25, 250], [2, 0, 0, 26, 1300]]),
                          zeros((2, 4))]
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers & P bids'
    bids = {
        'P': {
            'qty': array([[20], [28]], float),
            'prc': array([[100], [10]], float)
        }
    }
    gen, gencost = off2case(gen0, gencost0, offers, bids)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[ix_(L, [PMIN, QMIN, QMAX])] = array([[-20, -10, 0], [-28, 0, 7]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :8].copy()
    gencost1[ix_(G, range(NCOST, NCOST + 4))] = array([[2, 0, 0, 25, 250],
                                                       [2, 0, 0, 26, 1300],
                                                       [2, 0, 0, 27, 2700]])
    gencost1[ix_(L, range(NCOST, NCOST + 4))] = array([[2, -20, -2000, 0, 0],
                                                       [2, -28, -280, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers & P bids (all rows in bid)'
    bids['P']['qty'] = array([[0], [0], [20], [0], [28]], float)
    bids['P']['prc'] = array([[0], [0], [100], [0], [10]], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids)

    t_is(gen, gen1, 8, [t, ' - gen'])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers & P bids (GEN_STATUS=0 for 0 qty bid)'
    bids['P']['qty'] = array([[0], [28]], float)
    bids['P']['prc'] = array([[100], [10]], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[L[0], GEN_STATUS] = 0
    gen1[L[1], [PMIN, QMIN, QMAX]] = array([-28, 0, 7])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0.copy()
    gencost1[ix_(G, range(NCOST, NCOST + 9))] = c_[
        array([[2, 0, 0, 25, 250], [2, 0, 0, 26, 1300], [2, 0, 0, 27, 2700]]),
        zeros((3, 4))]
    gencost1[L[1], NCOST:NCOST + 8] = c_[array([[2, -28, -280, 0, 0]]),
                                         zeros((1, 4))]
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers & P bids (1 gen with both)'
    gen2 = gen0.copy()
    gen2[1, PMIN] = -5
    bids['P']['qty'] = array([[0], [3], [20], [0], [28]], float)
    bids['P']['prc'] = array([[0], [50], [100], [0], [10]], float)
    gen, gencost = off2case(gen2, gencost0, offers, bids)

    gen1 = gen2.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[1, PMIN] = -sum(bids['P']['qty'][1, :])
    gen1[ix_(L, [PMIN, QMIN, QMAX])] = array([[-20, -10, 0], [-28, 0, 7]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :10].copy()
    gencost1[ix_(G, range(NCOST,
                          NCOST + 7))] = array([[2, 0, 0, 25, 250, 0, 0],
                                                [3, -3, -150, 0, 0, 26, 1300],
                                                [2, 0, 0, 27, 2700, 0, 0]])
    gencost1[ix_(L, range(
        NCOST,
        NCOST + 7))] = c_[array([[2, -20, -2000, 0, 0], [2, -28, -280, 0, 0]]),
                          zeros((2, 2))]
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers & P bids, lim[\'P\'][\'max_offer\']/[\'min_bid\']'
    bids['P']['qty'] = array([[20], [28]], float)
    bids['P']['prc'] = array([[100], [10]], float)
    lim['P']['min_bid'] = 50.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[G[:2], PMAX] = offers['P']['qty'][:2, :]
    gen1[r_[G[2], L[1]], GEN_STATUS] = 0
    gen1[L[0], [PMIN, QMIN, QMAX]] = array([-20, -10, 0])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0.copy()
    gencost1[ix_(G[:2], range(
        NCOST,
        NCOST + 9))] = c_[array([[2, 0, 0, 25, 250], [2, 0, 0, 26, 1300]]),
                          zeros((2, 4))]
    gencost1[L[0], NCOST:NCOST + 9] = array([2, -20, -2000, 0, 0, 0, 0, 0, 0])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'P offers & P bids, lim[\'P\'][\'max_offer\']/[\'min_bid\'], multi-block'
    offers['P']['qty'] = array([[10, 40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[20, 10], [12, 18]], float)
    bids['P']['prc'] = array([[100, 60], [70, 10]], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[G, PMAX] = array([10, 50, 25])
    gen1[ix_(L, [PMIN, QMIN, QMAX])] = array([[-30, -15, 0], [-12, 0, 3]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :10].copy()
    gencost1[ix_(G, range(NCOST,
                          NCOST + 7))] = array([[2, 0, 0, 10, 100, 0, 0],
                                                [3, 0, 0, 20, 500, 50, 2450],
                                                [2, 0, 0, 25, 1250, 0, 0]])
    gencost1[ix_(L,
                 range(NCOST,
                       NCOST + 7))] = array([[3, -30, -2600, -20, -2000, 0, 0],
                                             [2, -12, -840, 0, 0, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    ##-----  reactive  -----
    ## generator cost data
    #    1    startup    shutdown    n    x1    y1    ...    xn    yn
    #    2    startup    shutdown    n    c(n-1)    ...    c0
    gencost0 = array([[1, 0, 0, 4, 0, 0, 12, 240, 36, 1200, 60, 2400],
                      [1, 100, 0, 4, 0, 0, 12, 240, 36, 1200, 60, 2400],
                      [1, 0, 0, 4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
                      [1, 0, 0, 4, 0, 0, 12, 240, 36, 1200, 60, 2400],
                      [1, 0, 50, 4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
                      [1, 0, 0, 4, -15, -150, 0, 0, 30, 150, 60, 450],
                      [1, 100, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0],
                      [1, 0, 0, 3, -20, -15, -10, -10, 0, 0, 0, 0],
                      [1, 0, 0, 3, 0, 0, 40, 80, 60, 180, 0, 0],
                      [1, 0, 50, 2, 0, 0, 0, 0, 0, 0, 0, 0]], float)

    t = 'PQ offers only'
    offers['P']['qty'] = array([[25], [26], [27]], float)
    offers['P']['prc'] = array([[10], [50], [100]], float)
    offers['Q']['qty'] = array([[10], [20], [30]], float)
    offers['Q']['prc'] = array([[10], [5], [1]], float)
    gen, gencost = off2case(gen0, gencost0, offers)

    gen1 = gen0.copy()
    gen1[G, PMAX] = offers['P']['qty']
    gen1[G, QMAX] = offers['Q']['qty']
    gen1[G, QMIN] = 0
    gen1[L, GEN_STATUS] = 0
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0.copy()
    gencost1[ix_(G, range(NCOST, NCOST + 9))] = c_[
        array([[2, 0, 0, 25, 250], [2, 0, 0, 26, 1300], [2, 0, 0, 27, 2700]]),
        zeros((3, 4))]
    gencost1[ix_(G + nGL - 1, range(NCOST, NCOST + 9))] = c_[
        array([[2, 0, 0, 10, 100], [2, 0, 0, 20, 100], [2, 0, 0, 30, 30]]),
        zeros((3, 4))]

    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'PQ offers & PQ bids, lim.P/Q.max_offer/min_bid, multi-block'
    offers['P']['qty'] = array([[10, 40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[20, 10], [12, 18]], float)
    bids['P']['prc'] = array([[100, 60], [70, 10]], float)
    offers['Q']['qty'] = array([[5, 5], [10, 10], [15, 15]], float)
    offers['Q']['prc'] = array([[10, 20], [5, 60], [1, 10]], float)
    bids['Q']['qty'] = array([15, 10, 15, 15, 0], float)
    bids['Q']['prc'] = array([-10, 0, 5, -20, 10], float)
    lim['Q']['max_offer'] = 50.0
    lim['Q']['min_bid'] = -15.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[:,
         [GEN_STATUS, PMIN, PMAX, QMIN, QMAX]] = array([[1, 10, 10, -15, 10],
                                                        [1, 12, 50, -10, 10],
                                                        [1, -10, 0, -5, 0],
                                                        [1, 12, 25, 0, 30],
                                                        [0, -30, 0, 0, 7.5]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST - 1:NCOST + 9] = array(
        [[2, 0, 0, 10, 100, 0, 0, 0, 0], [3, 0, 0, 20, 500, 50, 2450, 0, 0],
         [3, -30, -2600, -20, -2000, 0, 0, 0, 0],
         [2, 0, 0, 25, 1250, 0, 0, 0, 0],
         [4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
         [4, -15, 150, 0, 0, 5, 50, 10, 150], [3, -10, 0, 0, 0, 10, 50, 0, 0],
         [2, -15, -75, 0, 0, 0, 0, 0, 0], [3, 0, 0, 15, 15, 30, 165, 0, 0],
         [2, 0, 0, 0, 0, 0, 0, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'PQ offers & PQ bids, for gen, no P, no shutdown'
    gen2 = gen0.copy()
    gen2[0, PMIN] = 0
    offers['P']['qty'] = array([[0, 40], [20, 30], [25, 25]], float)
    gen, gencost = off2case(gen2, gencost0, offers, bids, lim)

    gen1[0, [PMIN, PMAX, QMIN, QMAX]] = array([0, 0, -15, 10])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1[0, NCOST:NCOST + 9] = gencost0[0, NCOST:NCOST + 9]
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'PQ offers & PQ bids, for gen, no Q, no shutdown'
    offers['P']['qty'] = array([[10, 40], [20, 30], [25, 25]], float)
    offers['Q']['qty'] = array([[5, 5], [0, 10], [15, 15]], float)
    bids['Q']['qty'] = array([15, 0, 15, 15, 0], float)
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1[0, [PMIN, PMAX, QMIN, QMAX]] = array([10, 10, -15,
                                               10])  ## restore original
    gen1[1, [PMIN, PMAX, QMIN, QMAX]] = array([12, 50, 0, 0])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1[ix_([0, 1, 6], range(NCOST, NCOST + 9))] = array(
        [[2, 0, 0, 10, 100, 0, 0, 0, 0], [3, 0, 0, 20, 500, 50, 2450, 0, 0],
         [2, 0, 0, 0, 0, 0, 0, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'PQ offers & PQ bids, lim.P/Q.max_offer/min_bid, multi-block'
    offers['P']['qty'] = array([[10, 40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[10, 0], [12, 18]], float)
    bids['P']['prc'] = array([[100, 60], [70, 10]], float)
    offers['Q']['qty'] = array([[5, 5], [10, 10], [15, 15]], float)
    offers['Q']['prc'] = array([[10, 20], [5, 60], [1, 10]], float)
    bids['Q']['qty'] = array([15, 10, 10, 15, 0], float)
    bids['Q']['prc'] = array([-10, 0, 5, -20, 10], float)
    lim['Q']['max_offer'] = 50.0
    lim['Q']['min_bid'] = -15.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[:,
         [GEN_STATUS, PMIN, PMAX, QMIN, QMAX]] = array([[1, 10, 10, -15, 10],
                                                        [1, 12, 50, -10, 10],
                                                        [1, -10, 0, -5, 0],
                                                        [1, 12, 25, 0, 30],
                                                        [0, -30, 0, 0, 7.5]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST:NCOST + 9] = array(
        [[2, 0, 0, 10, 100, 0, 0, 0, 0], [3, 0, 0, 20, 500, 50, 2450, 0, 0],
         [2, -10, -1000, 0, 0, 0, 0, 0, 0], [2, 0, 0, 25, 1250, 0, 0, 0, 0],
         [4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
         [4, -15, 150, 0, 0, 5, 50, 10, 150], [3, -10, 0, 0, 0, 10, 50, 0, 0],
         [2, -10, -50, 0, 0, 0, 0, 0, 0], [3, 0, 0, 15, 15, 30, 165, 0, 0],
         [2, 0, 0, 0, 0, 0, 0, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'PQ offers & PQ bids, zero Q load w/P bid, shutdown bugfix'
    gen1 = gen0.copy()
    gen1[4, [QG, QMIN, QMAX]] = 0
    gen, gencost = off2case(gen1, gencost0, offers, bids, lim)

    gen1[:, [PMIN, PMAX, QMIN, QMAX]] = array([[10, 10, -15, 10],
                                               [12, 50, -10, 10],
                                               [-10, 0, -5,
                                                0], [12, 25, 0, 30],
                                               [-12, 0, 0, 0]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :12].copy()
    gencost1[:,
             NCOST - 1:NCOST + 9] = array([[2, 0, 0, 10, 100, 0, 0, 0, 0],
                                           [3, 0, 0, 20, 500, 50, 2450, 0, 0],
                                           [2, -10, -1000, 0, 0, 0, 0, 0, 0],
                                           [2, 0, 0, 25, 1250, 0, 0, 0, 0],
                                           [2, -12, -840, 0, 0, 0, 0, 0, 0],
                                           [4, -15, 150, 0, 0, 5, 50, 10, 150],
                                           [3, -10, 0, 0, 0, 10, 50, 0, 0],
                                           [2, -10, -50, 0, 0, 0, 0, 0, 0],
                                           [3, 0, 0, 15, 15, 30, 165, 0, 0],
                                           [2, 0, 0, 0, 0, 0, 0, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t = 'PQ offers & PQ bids, non-zero Q load w/no P bid, shutdown bugfix'
    offers['P']['qty'] = array([[10, 40], [20, 30], [25, 25]], float)
    offers['P']['prc'] = array([[10, 100], [25, 65], [50, 90]], float)
    bids['P']['qty'] = array([[0, 10], [12, 18]], float)
    bids['P']['prc'] = array([[100, 40], [70, 10]], float)
    offers['Q']['qty'] = array([[5, 5], [10, 10], [15, 15]], float)
    offers['Q']['prc'] = array([[10, 20], [5, 60], [1, 10]], float)
    bids['Q']['qty'] = array([15, 10, 15, 15, 0], float)
    bids['Q']['prc'] = array([-10, 0, 5, -20, 10], float)
    lim['Q']['max_offer'] = 50.0
    lim['Q']['min_bid'] = -15.0
    gen, gencost = off2case(gen0, gencost0, offers, bids, lim)

    gen1 = gen0.copy()
    gen1[:,
         [GEN_STATUS, PMIN, PMAX, QMIN, QMAX]] = array([[1, 10, 10, -15, 10],
                                                        [1, 12, 50, -10, 10],
                                                        [0, -30, 0, -15, 0],
                                                        [1, 12, 25, 0, 30],
                                                        [0, -30, 0, 0, 7.5]])
    t_is(gen, gen1, 8, [t, ' - gen'])

    gencost1 = gencost0[:, :12].copy()
    gencost1[:, NCOST - 1:NCOST + 9] = array(
        [[2, 0, 0, 10, 100, 0, 0, 0, 0], [3, 0, 0, 20, 500, 50, 2450, 0, 0],
         [4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
         [2, 0, 0, 25, 1250, 0, 0, 0, 0],
         [4, -30, 0, -20, 1000, -10, 2000, 0, 3000],
         [4, -15, 150, 0, 0, 5, 50, 10, 150], [3, -10, 0, 0, 0, 10, 50, 0, 0],
         [3, -20, -15, -10, -10, 0, 0, 0, 0], [3, 0, 0, 15, 15, 30, 165, 0, 0],
         [2, 0, 0, 0, 0, 0, 0, 0, 0]])
    t_is(gencost, gencost1, 8, [t, ' - gencost'])

    t_end()
Exemplo n.º 39
0
        t_is(-sum(gen[lda[k], QMIN]), area[k]['disp']['qmin'], 8, '%s area %d disp Qmin' % (t, k))
        t_is(-sum(gen[lda[k], QMAX]), area[k]['disp']['qmax'], 8, '%s area %d disp Qmax' % (t, k))

    ##-----  explict single load zone  -----
    t = 'explicit single load zone'
    load_zone = zeros(ppc['bus'].shape[0])
    load_zone[[2, 3]] = 1
    load = array([2.0])
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], load_zone)
    Pd = ppc['bus'][:, PD]
    Pd[[2, 3]] = load * Pd[[2, 3]]
    t_is( bus[:, PD], Pd, 8, t)

    ##-----  explict multiple load zone  -----
    t = 'explicit multiple load zone'
    load_zone = zeros(ppc['bus'].shape[0])
    load_zone[[2, 3]] = 1
    load_zone[[6, 7]] = 2
    load = array([2, 0.5])
    bus, gen = scale_load(load, ppc['bus'], ppc['gen'], load_zone)
    Pd = ppc['bus'][:, PD]
    Pd[[2, 3]] = load[0] * Pd[[2, 3]]
    Pd[[6, 7]] = load[1] * Pd[[6, 7]]
    t_is( bus[:, PD], Pd, 8, t)

    t_end()


if __name__ == '__main__':
    t_scale_load(quiet=False)