def configure(size_in=10, size_out=20):
pf = {name:np.linspace(0, 1, 10) for name in ['s', 'x', 'y', 'z',
'rot_x', 'rot_y', 'rot_z', 'chord', 'rthick','p_le']}
s_new = np.linspace(0, 1, size_out)
p = Problem(root=Group())
r = p.root.add('redist', PGLRedistributedPlanform('_st', size_in, s_new), promotes=['*'])
p.setup()
for k, v in pf.iteritems():
r.params[k] = v
return p
def configure_surface():
p = Problem(root=Group())
root = p.root
pf = read_blade_planform('data/DTU_10MW_RWT_blade_axis_prebend.dat')
nsec_ae = 30
nsec_st = 20
dist = np.array([[0., 1./nsec_ae, 1], [1., 1./nsec_ae/3., nsec_ae]])
s_ae = distfunc(dist)
s_st = np.linspace(0, 1, nsec_st)
pf = redistribute_planform(pf, s=s_ae)
# --- 2
# add planform spline component
spl_ae = root.add('pf_splines', SplinedBladePlanform(pf), promotes=['*'])
# component for interpolating planform onto structural mesh
redist = root.add('pf_st', PGLRedistributedPlanform('_st', nsec_ae, s_st), promotes=['*'])
# --- 3
# configure blade surface
cfg = {}
cfg['redistribute_flag'] = False
cfg['blend_var'] = np.array([0.241, 0.301, 0.36, 0.48, 1.0])
afs = []
for f in ['data/ffaw3241.dat',
'data/ffaw3301.dat',
'data/ffaw3360.dat',
'data/ffaw3480.dat',
'data/cylinder.dat']:
afs.append(np.loadtxt(f))
cfg['base_airfoils'] = afs
surf = root.add('blade_surf', PGLLoftedBladeSurface(cfg, size_in=nsec_st,
size_out=(200, nsec_st, 3), suffix='_st'), promotes=['*'])
# --- 4
# add splines to selected params
for name in ['x', 'chord', 'rot_z', 'rthick']:
spl_ae.add_spline(name, np.array([0, 0.25, 0.75, 1.]), spline_type='bezier')
# configure
spl_ae.configure()
return p
def configure_BECASBeamStructure(nsec,
exec_mode,
path_data,
dry_run=False,
FPM=False,
with_sr=False):
p = Problem(impl=impl, root=Group())
p.root.add('blade_length_c',
IndepVarComp('blade_length', 86.366),
promotes=['*'])
pf = read_blade_planform(
os.path.join(path_data, 'DTU_10MW_RWT_blade_axis_prebend.dat'))
nsec_ae = 50
nsec_st = nsec
s_ae = np.linspace(0, 1, nsec_ae)
s_st = np.linspace(0, 1, nsec_st)
pf = redistribute_planform(pf, s=s_ae)
spl = p.root.add('pf_splines', SplinedBladePlanform(pf), promotes=['*'])
spl.configure()
redist = p.root.add('pf_st',
PGLRedistributedPlanform('_st', nsec_ae, s_st),
promotes=['*'])
cfg = {}
cfg['redistribute_flag'] = False
cfg['blend_var'] = np.array([0.241, 0.301, 0.36, 1.0])
afs = []
for f in [
'data/ffaw3241.dat', 'data/ffaw3301.dat', 'data/ffaw3360.dat',
'data/cylinder.dat'
]:
afs.append(np.loadtxt(f))
cfg['base_airfoils'] = afs
surf = p.root.add('blade_surf',
PGLLoftedBladeSurface(cfg,
size_in=nsec_st,
size_out=(200, nsec_st, 3),
suffix='_st'),
promotes=['*'])
# read the blade structure
st3d = read_bladestructure(os.path.join(path_data, 'DTU10MW'))
# and interpolate onto new distribution
st3dn = interpolate_bladestructure(st3d, s_st)
spl = p.root.add('st_splines',
SplinedBladeStructure(st3dn),
promotes=['*'])
spl.add_spline('DP04', np.linspace(0, 1, 4), spline_type='bezier')
spl.add_spline('r04uniax00T', np.linspace(0, 1, 4), spline_type='bezier')
spl.add_spline('w02biax00T', np.linspace(0, 1, 4), spline_type='bezier')
spl.configure()
# inputs to CS2DtoBECAS and BECASWrapper
config = {}
cfg = {}
cfg['dry_run'] = dry_run
cfg['dominant_elsets'] = ['REGION04', 'REGION08']
cfg['max_layers'] = 0
config['CS2DtoBECAS'] = cfg
cfg = {}
cfg['exec_mode'] = exec_mode
cfg['hawc2_FPM'] = FPM
cfg['dry_run'] = dry_run
cfg['exec_mode'] = exec_mode
cfg['analysis_mode'] = 'stiffness'
cfg['debug_mode'] = False
config['BECASWrapper'] = cfg
p.root.add('stiffness',
BECASBeamStructure(p.root, config, st3dn, (200, nsec_st, 3)),
promotes=['*'])
p.root.add('stress_recovery',
BECASStressRecovery(config, s_st, 2),
promotes=['*'])
p.setup()
p['hub_radius'] = 2.8
for k, v in pf.iteritems():
if k in p.root.pf_splines.params.keys():
p.root.pf_splines.params[k] = v
# set some arbitrary values in the load vectors used to compute strains
for i, x in enumerate(s_st):
try:
p['load_cases_sec%03d' % i] = np.ones((2, 6))
except:
pass
return p
def configure(nsec_st, dry_run=False, FPM=False, with_sr=False):
p = Problem(impl=impl, root=Group())
p.root.add('blade_length_c',
IndepVarComp('blade_length', 86.366),
promotes=['*'])
pfo = read_blade_planform('data/DTU_10MW_RWT_blade_axis_prebend.dat')
nsec_ae = 50
s_ae = np.linspace(0, 1, nsec_ae)
s_st = np.linspace(0, 1, nsec_st)
pf = {}
pf['s'] = s_ae
for k, v in pfo.iteritems():
if k in ['s', 'smax', 'blade_length']: continue
pf[k] = np.interp(s_ae, pfo['s'], v)
spl = p.root.add('pf_splines', SplinedBladePlanform(pf), promotes=['*'])
spl.configure()
redist = p.root.add('pf_st',
PGLRedistributedPlanform('_st', nsec_ae, s_st),
promotes=['*'])
cfg = {}
cfg['redistribute_flag'] = False
cfg['blend_var'] = np.array([0.241, 0.301, 0.36, 1.0])
afs = []
for f in [
'data/ffaw3241.dat', 'data/ffaw3301.dat', 'data/ffaw3360.dat',
'data/cylinder.dat'
]:
afs.append(np.loadtxt(f))
cfg['base_airfoils'] = afs
surf = p.root.add('blade_surf',
PGLLoftedBladeSurface(cfg,
size_in=nsec_st,
size_out=(200, nsec_st, 3),
suffix='_st'),
promotes=['*'])
surf._dry_run = True
# read the blade structure
st3d = read_bladestructure('data/DTU10MW')
# and interpolate onto new distribution
st3dn = interpolate_bladestructure(st3d, s_st)
spl = p.root.add('st_splines',
SplinedBladeStructure(st3dn),
promotes=['*'])
spl.add_spline('DP04', np.linspace(0, 1, 4), spline_type='pchip')
spl.add_spline('DP05', np.linspace(0, 1, 4), spline_type='pchip')
spl.add_spline('DP08', np.linspace(0, 1, 4), spline_type='pchip')
spl.add_spline('DP09', np.linspace(0, 1, 4), spline_type='pchip')
spl.add_spline('r04uniaxT', np.linspace(0, 1, 4), spline_type='pchip')
spl.add_spline('r08uniaxT', np.linspace(0, 1, 4), spline_type='pchip')
spl.configure()
# inputs to CS2DtoBECAS and BECASWrapper
config = {}
cfg = {}
cfg['dry_run'] = dry_run
cfg['path_shellexpander'] = '/Users/frza/git/BECAS_stable/shellexpander/shellexpander'
cfg['dominant_elsets'] = ['REGION04', 'REGION08']
cfg['max_layers'] = 0
config['CS2DtoBECAS'] = cfg
cfg = {}
cfg['path_becas'] = '/Users/frza/git/BECAS_stable/BECAS/src/matlab'
cfg['hawc2_FPM'] = FPM
cfg['dry_run'] = dry_run
cfg['analysis_mode'] = 'stiffness'
config['BECASWrapper'] = cfg
p.root.add('stiffness',
BECASBeamStructure(p.root, config, st3dn, (200, nsec_st, 3)),
promotes=['*'])
p.setup()
for k, v in pf.iteritems():
if k in p.root.pf_splines.params.keys():
p.root.pf_splines.params[k] = v
# p['hub_radius'] = 2.8
# p['blade_x'] = d.pf['x'] * 86.366
# p['blade_z'] = d.pf['y'] * 86.366
# p['blade_y'] = d.pf['z'] * 86.366
return p
# read the blade planform into a simple dictionary format
pf = read_blade_planform(os.path.join(PATH, 'data/DTU_10MW_RWT_blade_axis_prebend.dat'))
# spline the planform and interpolate onto s_ae distribution
pf = redistribute_planform(pf, s=s_ae)
# add planform spline component defined in FUSED-Wind
spl_ae = p.root.add('pf_splines', SplinedBladePlanform(pf), promotes=['*'])
# this method adds IndepVarComp's for all pf quantities
# in no splines are defined, see FUSED-Wind docs for more details
spl_ae.configure()
# component for interpolating planform onto structural mesh
redist = root.add('pf_st', PGLRedistributedPlanform('_st', nsec_ae, s_st),
promotes=['*'])
# configure blade surface for structural solver
cfg = {}
cfg['redistribute_flag'] = False
# read the airfoil family used on the blade
afs = []
for f in [os.path.join(PATH, 'data/ffaw3241.dat'),
os.path.join(PATH, 'data/ffaw3301.dat'),
os.path.join(PATH, 'data/ffaw3360.dat'),
os.path.join(PATH, 'data/cylinder.dat')]:
afs.append(np.loadtxt(f))
cfg['base_airfoils'] = afs