k = 0 h = aTS.timeStep() print("Timestep : ", h) # Number of time steps N = (T - t0) / h print("Number of steps : ", N) # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import zeros dataPlot = zeros([N, 10]) x = LSDiodeBridge.x() print("Initial state : ", x) y = InterDiodeBridge.y(0) print("First y : ", y) lambda_ = InterDiodeBridge.lambda_(0) # For the initial time step: # time # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode R1 current dataPlot[k, 3] = y[0]
k = 0 h = aTS.timeStep(); print("Timestep : ",h) # Number of time steps N = (T-t0)/h print("Number of steps : ",N) # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import empty dataPlot = empty([N+1,8]) x = LSRelayOscillator.x() print("Initial state : ",x) y = InterRelayOscillator.y(0) print("First y : ",y) lambda_ = InterRelayOscillator.lambda_(0) while (k < N): aTS.computeOneStep() #aLCP.display() dataPlot[k, 0] = aTS.nextTime() # inductor voltage dataPlot[k, 1] = x[0] dataPlot[k, 2] = x[1] dataPlot[k, 3] = x[2] dataPlot[k, 4] = y[0] dataPlot[k, 5] = lambda_[0]
k = 0 h = aTS.timeStep() print("Timestep : ", h) # Number of time steps N = (int)((T - t0) / h) print("Number of steps : ", N) # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import empty dataPlot = empty([N + 1, 8]) x = LSRelayOscillator.x() print("Initial state : ", x) y = InterRelayOscillator.y(0) print("First y : ", y) lambda_ = InterRelayOscillator.lambda_(0) while (k < N): aTS.computeOneStep() #aLCP.display() dataPlot[k, 0] = aTS.nextTime() # inductor voltage dataPlot[k, 1] = x[0] dataPlot[k, 2] = x[1] dataPlot[k, 3] = x[2] dataPlot[k, 4] = y[0] dataPlot[k, 5] = lambda_[0] k += 1
k = 0 h = aTS.timeStep() print "Timestep : ", h # Number of time steps N = (T - t0) / h print "Number of steps : ", N # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import zeros dataPlot = zeros([N+1, 6]) x = LSCircuitRLCD.x() print "Initial state : ", x y = InterCircuitRLCD.y(0) print "First y : ", y lambda_ = InterCircuitRLCD.lambda_(0) # For the initial time step: # time # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode voltage dataPlot[k, 3] = -y[0]
k = 0 h = aTS.timeStep() print "Timestep : ", h # Number of time steps N = (T - t0) / h print "Number of steps : ", N # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import zeros dataPlot = zeros([N-1, 10]) x = LS1DiodeBridgeCapFilter.x() print "Initial state : ", x y = InterDiodeBridgeCapFilter.y(0) print "First y : ", y lambda_ = InterDiodeBridgeCapFilter.lambda_(0) # For the initial time step: # time # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode R1 current dataPlot[k, 3] = lambda_[0]
s.insertIntegrator(myIntegrator) osnspb = Relay() s.insertNonSmoothProblem(osnspb) #s.setComputeResiduY(True) #s.setComputeResiduR(True) # matrix to save data dataPlot = empty((N + 1, 9)) k = 0 dataPlot[k, 0] = t0 dataPlot[k, 1:3] = process.x() dataPlot[k, 3] = myProcessInteraction.lambda_(0)[0] dataPlot[k, 4] = myProcessInteraction.lambda_(0)[1] dataPlot[k, 5] = myProcessInteraction.y(0)[0] dataPlot[k, 6] = myProcessInteraction.y(0)[1] # time loop k = 1 print('start computation') while (s.hasNextEvent()): if not (k % 50): sys.stdout.write('.') s.computeOneStep() #osnspb.display() dataPlot[k, 0] = s.nextTime() dataPlot[k, 1] = process.x()[0] dataPlot[k, 2] = process.x()[1] dataPlot[k, 3] = myProcessInteraction.lambda_(0)[0] dataPlot[k, 4] = myProcessInteraction.lambda_(0)[1]
k = 0 h = aTS.timeStep() print("Timestep : ", h) # Number of time steps N = int((T - t0) / h) print("Number of steps : ", N) # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import zeros dataPlot = zeros([N - 1, 10]) x = LS1DiodeBridgeCapFilter.x() print("Initial state : ", x) y = InterDiodeBridgeCapFilter.y(0) print("First y : ", y) lambda_ = InterDiodeBridgeCapFilter.lambda_(0) # For the initial time step: # time # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode R1 current dataPlot[k, 3] = lambda_[0]
def test_diode_bridge(): """Build diode bridge model""" # dynamical system bridge_ds = FirstOrderLinearDS(init_state, A) # interaction diode_bridge_relation = FirstOrderLinearTIR(C, B) diode_bridge_relation.setDPtr(D) nslaw = ComplementarityConditionNSL(4) bridge_interaction = Interaction(4, nslaw, diode_bridge_relation, 1) # Model diode_bridge = Model(t0, total_time, model_title) # add the dynamical system in the non smooth dynamical system diode_bridge.nonSmoothDynamicalSystem().insertDynamicalSystem(bridge_ds) # link the interaction and the dynamical system diode_bridge.nonSmoothDynamicalSystem().link(bridge_interaction, bridge_ds) # Simulation # (1) OneStepIntegrators theta = 0.5 integrator = EulerMoreauOSI(theta) # (2) Time discretisation time_discretisation = TimeDiscretisation(t0, time_step) # (3) Non smooth problem non_smooth_problem = LCP() # (4) Simulation setup with (1) (2) (3) bridge_simulation = TimeStepping(time_discretisation, integrator, non_smooth_problem) # simulation initialization diode_bridge.setSimulation(bridge_simulation) diode_bridge.initialize() k = 0 h = bridge_simulation.timeStep() # Number of time steps N = (total_time - t0) / h # Get the values to be plotted # ->saved in a matrix dataPlot data_plot = empty([N, 8]) x = bridge_ds.x() print("Initial state : ", x) y = bridge_interaction.y(0) print("First y : ", y) lambda_ = bridge_interaction.lambda_(0) # For the initial time step: # time data_plot[k, 0] = t0 # inductor voltage data_plot[k, 1] = x[0] # inductor current data_plot[k, 2] = x[1] # diode R1 current data_plot[k, 3] = y[0] # diode R1 voltage data_plot[k, 4] = - lambda_[0] # diode F2 voltage data_plot[k, 5] = - lambda_[1] # diode F1 current data_plot[k, 6] = lambda_[2] # resistor current data_plot[k, 7] = y[0] + lambda_[2] k += 1 while k < N: bridge_simulation.computeOneStep() #non_smooth_problem.display() data_plot[k, 0] = bridge_simulation.nextTime() # inductor voltage data_plot[k, 1] = x[0] # inductor current data_plot[k, 2] = x[1] # diode R1 current data_plot[k, 3] = y[0] # diode R1 voltage data_plot[k, 4] = - lambda_[0] # diode F2 voltage data_plot[k, 5] = - lambda_[1] # diode F1 current data_plot[k, 6] = lambda_[2] # resistor current data_plot[k, 7] = y[0] + lambda_[2] k += 1 bridge_simulation.nextStep() # # comparison with the reference file # ref = getMatrix(SimpleMatrix(os.path.join(working_dir, "data/diode_bridge.ref"))) assert norm(data_plot - ref) < 1e-12 return ref, data_plot
def test_diode_bridge(): """Build diode bridge model""" # dynamical system bridge_ds = FirstOrderLinearDS(init_state, A) # interaction diode_bridge_relation = FirstOrderLinearTIR(C, B) diode_bridge_relation.setDPtr(D) nslaw = ComplementarityConditionNSL(4) bridge_interaction = Interaction(4, nslaw, diode_bridge_relation, 1) # Model diode_bridge = Model(t0, total_time, model_title) # add the dynamical system in the non smooth dynamical system diode_bridge.nonSmoothDynamicalSystem().insertDynamicalSystem(bridge_ds) # link the interaction and the dynamical system diode_bridge.nonSmoothDynamicalSystem().link(bridge_interaction, bridge_ds) # Simulation # (1) OneStepIntegrators theta = 0.5 integrator = EulerMoreauOSI(theta) integrator.insertDynamicalSystem(bridge_ds) # (2) Time discretisation time_discretisation = TimeDiscretisation(t0, time_step) # (3) Non smooth problem non_smooth_problem = LCP() # (4) Simulation setup with (1) (2) (3) bridge_simulation = TimeStepping(time_discretisation, integrator, non_smooth_problem) # simulation initialization diode_bridge.initialize(bridge_simulation) k = 0 h = bridge_simulation.timeStep() # Number of time steps N = (total_time - t0) / h # Get the values to be plotted # ->saved in a matrix dataPlot data_plot = empty([N, 8]) x = bridge_ds.x() print("Initial state : ", x) y = bridge_interaction.y(0) print("First y : ", y) lambda_ = bridge_interaction.lambda_(0) # For the initial time step: # time data_plot[k, 0] = t0 # inductor voltage data_plot[k, 1] = x[0] # inductor current data_plot[k, 2] = x[1] # diode R1 current data_plot[k, 3] = y[0] # diode R1 voltage data_plot[k, 4] = -lambda_[0] # diode F2 voltage data_plot[k, 5] = -lambda_[1] # diode F1 current data_plot[k, 6] = lambda_[2] # resistor current data_plot[k, 7] = y[0] + lambda_[2] k += 1 while k < N: bridge_simulation.computeOneStep() #non_smooth_problem.display() data_plot[k, 0] = bridge_simulation.nextTime() # inductor voltage data_plot[k, 1] = x[0] # inductor current data_plot[k, 2] = x[1] # diode R1 current data_plot[k, 3] = y[0] # diode R1 voltage data_plot[k, 4] = -lambda_[0] # diode F2 voltage data_plot[k, 5] = -lambda_[1] # diode F1 current data_plot[k, 6] = lambda_[2] # resistor current data_plot[k, 7] = y[0] + lambda_[2] k += 1 bridge_simulation.nextStep() # # comparison with the reference file # ref = getMatrix( SimpleMatrix(os.path.join(working_dir, "data/diode_bridge.ref"))) assert norm(data_plot - ref) < 1e-12 return ref, data_plot
k = 0 h = aTS.timeStep() print("Timestep : ", h) # Number of time steps N = (T - t0) / h print("Number of steps : ", N) # Get the values to be plotted # ->saved in a matrix dataPlot from numpy import zeros dataPlot = zeros([N + 1, 6]) x = LSCircuitRLCD.x() print("Initial state : ", x) y = InterCircuitRLCD.y(0) print("First y : ", y) lambda_ = InterCircuitRLCD.lambda_(0) # For the initial time step: # time # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode voltage dataPlot[k, 3] = -y[0]
def test_diodebridge1(): from siconos.kernel import FirstOrderLinearDS, FirstOrderLinearTIR, \ ComplementarityConditionNSL, Interaction,\ Model, EulerMoreauOSI, TimeDiscretisation, LCP, \ TimeStepping from numpy import empty from siconos.kernel import SimpleMatrix, getMatrix from numpy.linalg import norm t0 = 0.0 T = 5.0e-3 # Total simulation time h_step = 1.0e-6 # Time step Lvalue = 1e-2 # inductance Cvalue = 1e-6 # capacitance Rvalue = 1e3 # resistance Vinit = 10.0 # initial voltage Modeltitle = "DiodeBridge" # # dynamical system # init_state = [Vinit, 0] A = [[0, -1.0/Cvalue], [1.0/Lvalue, 0 ]] LSDiodeBridge=FirstOrderLinearDS(init_state, A) # # Interactions # C = [[0., 0.], [0, 0.], [-1., 0.], [1., 0.]] D = [[1./Rvalue, 1./Rvalue, -1., 0.], [1./Rvalue, 1./Rvalue, 0., -1.], [1., 0., 0., 0.], [0., 1., 0., 0.]] B = [[0., 0., -1./Cvalue, 1./Cvalue], [0., 0., 0., 0. ]] LTIRDiodeBridge=FirstOrderLinearTIR(C, B) LTIRDiodeBridge.setDPtr(D) LTIRDiodeBridge.display() nslaw=ComplementarityConditionNSL(4) InterDiodeBridge=Interaction(4, nslaw, LTIRDiodeBridge, 1) # # Model # DiodeBridge=Model(t0, T, Modeltitle) # add the dynamical system in the non smooth dynamical system DiodeBridge.nonSmoothDynamicalSystem().insertDynamicalSystem(LSDiodeBridge) # link the interaction and the dynamical system DiodeBridge.nonSmoothDynamicalSystem().link(InterDiodeBridge, LSDiodeBridge) # # Simulation # # (1) OneStepIntegrators theta = 0.5 aOSI = EulerMoreauOSI(LSDiodeBridge, theta) # (2) Time discretisation aTiDisc = TimeDiscretisation(t0, h_step) # (3) Non smooth problem aLCP = LCP() # (4) Simulation setup with (1) (2) (3) aTS = TimeStepping(aTiDisc, aOSI, aLCP) # end of model definition # # computation # # simulation initialization DiodeBridge.initialize(aTS) k = 0 h = aTS.timeStep() print("Timestep : ", h) # Number of time steps N = (T-t0)/h print("Number of steps : ", N) # Get the values to be plotted # ->saved in a matrix dataPlot dataPlot = empty([N, 8]) x = LSDiodeBridge.x() print("Initial state : ", x) y = InterDiodeBridge.y(0) print("First y : ", y) lambda_ = InterDiodeBridge.lambda_(0) # For the initial time step: # time dataPlot[k, 0] = t0 # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode R1 current dataPlot[k, 3] = y[0] # diode R1 voltage dataPlot[k, 4] = - lambda_[0] # diode F2 voltage dataPlot[k, 5] = - lambda_[1] # diode F1 current dataPlot[k, 6] = lambda_[2] # resistor current dataPlot[k, 7] = y[0] + lambda_[2] k += 1 while (k < N): aTS.computeOneStep() #aLCP.display() dataPlot[k, 0] = aTS.nextTime() # inductor voltage dataPlot[k, 1] = x[0] # inductor current dataPlot[k, 2] = x[1] # diode R1 current dataPlot[k, 3] = y[0] # diode R1 voltage dataPlot[k, 4] = - lambda_[0] # diode F2 voltage dataPlot[k, 5] = - lambda_[1] # diode F1 current dataPlot[k, 6] = lambda_[2] # resistor current dataPlot[k, 7] = y[0] + lambda_[2] k += 1 aTS.nextStep() # # comparison with the reference file # ref = getMatrix(SimpleMatrix(os.path.join(working_dir,"data/diode_bridge.ref"))) print(norm(dataPlot - ref)) assert (norm(dataPlot - ref) < 1e-12) return ref, dataPlot