dc_offset=5)
skidl_SINI['p', 'n'] += net_1, net_2
skidl_circ = generate_netlist()
print(skidl_circ)
# In[52]:
pyspice_circ = Circuit('')
pyspice_circ.SinusoidalCurrentSource(
'1',
'N1',
'N2',
#transit sim statments
offset=5,
amplitude=5,
frequency=5,
delay=5,
damping_factor=5,
#ac sim statments
ac_magnitude=5,
dc_offset=5)
print(pyspice_circ)
# In[53]:
netlist_comp_check(skidl_circ, pyspice_circ)
# ## AcLine(SinusoidalVoltageSource)
# PySpice/PySpice/Spice/HighLevelElement.py; class AcLine(SinusoidalVoltageSource)
#
def spice_circuit(self, amplitude=1, frequency=0, initial_condition=0):
self.amplitude = amplitude
self.frequency = frequency
circuit = Circuit('Battery Equivalent model')
circuit.V('OCV', 1, circuit.gnd,
self.Voc @ u_V) #name,positive node,negative node,value
circuit.R(
'Rs', 1, 'cap_input_voltage', self.Rs
@ u_Ω) #node 2='source_input_node' and node 3='source_output_node'
circuit.R('Rp', 'cap_input_voltage', 'cap_output_voltage',
self.Rp @ u_Ω)
circuit.C('Cp',
'cap_input_voltage',
'cap_output_voltage',
self.Cp @ u_F,
ic=0 @ u_V) #ic=initial condition
circuit.R('Rl', 'cap_output_voltage', 'source_input_node',
self.Rl @ u_Ω) #Rl=0
#print(circuit)
if self.frequency == 0:
circuit.I('current_source', 'source_input_node', circuit.gnd,
self.amplitude @ u_A)
else:
circuit.SinusoidalCurrentSource(
'current_source',
'source_input_node',
circuit.gnd,
0 @ u_A,
offset=0 @ u_A,
amplitude=self.amplitude @ u_A,
frequency=self.frequency @ u_Hz) #freq=0.4
#ac_line = circuit.AcLine('current_source', 'source_input_node','source_output_node' , frequenc=0.4u_Hz)
#print(circuit)
print(initial_condition)
simulator = circuit.simulator(temperature=25, nominal_temperature=25)
simulator.initial_condition(cap_input_voltage=initial_condition @ u_V)
analysis = simulator.transient(
step_time=0.01 @ u_s,
end_time=1 @ u_s) #@u_s is sec and @u_us is micro sec
output_node = []
input_node = []
for node in (analysis['cap_output_voltage']): #
#print('Node {}: {} V'.format(str(node), float(node)))
output_node.append(float(node))
# print(output_node)
for node in (analysis['cap_input_voltage']): #
#print('Node {}: {} V'.format(str(node), float(node)))
input_node.append(float(node))
# =============================================================================
# print("output_node - input_node : ",input_node[100]-output_node[100])
# print("output_node ",output_node[100])
# print("input ",input_node[100])
# print("output_node shape ",len(output_node))
# =============================================================================
# =============================================================================
# figure1, ax = plt.subplots(figsize=(20, 10))
# ax.set_title('Battery Equivalent Model')
# ax.set_xlabel('Time [s]')
# ax.set_ylabel('Voltage [V]')
# ax.grid()
# ax.plot(analysis.cap_input_voltage-analysis.cap_output_voltage)
# #ax.plot(analysis.cap_input_voltage)
# =============================================================================
Vb = output_node[100]
Vb = np.random.normal(Vb, scale=math.sqrt(self.observation_noise))
return (
Vb, input_node[100] - output_node[100]
) #at every 1 we are returning the output value 100*step_time=1sec,in array it will be 99th value100*step_time=0.1 sec,in array it will be 99th value
def define_circuit(self):
logger = Logging.setup_logging()
circuit_lab = self.circuit
circuit = Circuit(circuit_lab["name"])
# for complex circuit elements that requires SPICE library
# libraries_path = find_libraries()
python_file = os.path.abspath(sys.argv[0])
examples_root = parent_directory_of(python_file)
libraries_path = os.path.join(examples_root, 'libraries')
spice_library = SpiceLibrary(libraries_path)
# return message
message = ""
# add all elements to the PySpice circuit
for element in circuit_lab:
if element == "V":
for dc_voltage_source in circuit_lab["V"]:
circuit.V(
dc_voltage_source["id"],
circuit.gnd if dc_voltage_source["node1"] == "gnd" else
dc_voltage_source["node1"],
circuit.gnd if dc_voltage_source["node2"] == "gnd" else
dc_voltage_source["node2"],
dc_voltage_source["value"] @ u_V)
elif element == "VA":
for ac_voltage_source in circuit_lab["VA"]:
circuit.SinusoidalVoltageSource(
ac_voltage_source["id"],
circuit.gnd if ac_voltage_source["node1"] == "gnd" else
ac_voltage_source["node1"],
circuit.gnd if ac_voltage_source["node2"] == "gnd" else
ac_voltage_source["node2"],
amplitude=ac_voltage_source["amplitude"] @ u_V,
frequency=ac_voltage_source["frequency"] @ u_Hz,
offset=ac_voltage_source["offset"] @ u_V)
elif element == "I":
for dc_current_source in circuit_lab["I"]:
circuit.I(
dc_current_source["id"],
circuit.gnd if dc_current_source["node1"] == "gnd" else
dc_current_source["node1"],
circuit.gnd if dc_current_source["node2"] == "gnd" else
dc_current_source["node2"],
dc_current_source["value"] @ u_A)
elif element == "IA":
for ac_current_source in circuit_lab["IA"]:
circuit.SinusoidalCurrentSource(
ac_current_source["id"],
circuit.gnd if ac_current_source["node1"] == "gnd" else
ac_current_source["node1"],
circuit.gnd if ac_current_source["node2"] == "gnd" else
ac_current_source["node2"],
amplitude=ac_current_source["amplitude"] @ u_A,
frequency=ac_current_source["frequency"] @ u_Hz,
offset=ac_current_source["offset"] @ u_A)
elif element == "R":
for resistor in circuit_lab["R"]:
circuit.R(
resistor["id"], circuit.gnd if resistor["node1"]
== "gnd" else resistor["node1"], circuit.gnd
if resistor["node2"] == "gnd" else resistor["node2"],
resistor["value"] @ u_Ω)
elif element == "L":
for inductor in circuit_lab["L"]:
circuit.L(
inductor["id"], circuit.gnd if inductor["node1"]
== "gnd" else inductor["node1"], circuit.gnd
if inductor["node2"] == "gnd" else inductor["node2"],
inductor["value"] @ u_H)
elif element == "C":
for capacitor in circuit_lab["C"]:
circuit.C(
capacitor["id"], circuit.gnd if capacitor["node1"]
== "gnd" else capacitor["node1"], circuit.gnd
if capacitor["node2"] == "gnd" else capacitor["node2"],
capacitor["value"] @ u_F)
elif element == "D":
for diode in circuit_lab["D"]:
try:
circuit.include(spice_library[diode["modelType"]])
circuit.X(
diode["id"], diode["modelType"], circuit.gnd
if diode["node1"] == "gnd" else diode["node1"],
circuit.gnd
if diode["node2"] == "gnd" else diode["node2"])
except KeyError as e:
message += " " + str(e)
elif element == "nBJT":
for nBJT in circuit_lab["nBJT"]:
try:
circuit.include(spice_library[nBJT["modelType"]])
circuit.BJT(nBJT["id"],
circuit.gnd if nBJT["node1"] == "gnd" else
nBJT["node1"],
circuit.gnd if nBJT["node2"] == "gnd" else
nBJT["node2"],
circuit.gnd if nBJT["node3"] == "gnd" else
nBJT["node3"],
model=nBJT["modelType"])
except KeyError as e:
message += " " + str(e)
elif element == "pBJT":
for pBJT in circuit_lab["pBJT"]:
try:
circuit.include(spice_library[pBJT["modelType"]])
circuit.BJT(pBJT["id"],
circuit.gnd if pBJT["node3"] == "gnd" else
pBJT["node3"],
circuit.gnd if pBJT["node2"] == "gnd" else
pBJT["node2"],
circuit.gnd if pBJT["node1"] == "gnd" else
pBJT["node1"],
model=pBJT["modelType"])
except KeyError as e:
message += " " + str(e)
elif element == "NMOS":
for NMOS in circuit_lab["NMOS"]:
try:
circuit.include(spice_library[NMOS["modelType"]])
# nodes are: drain, gate, source, bulk
circuit.MOSFET(NMOS["id"],
circuit.gnd if NMOS["node4"] == "gnd"
else NMOS["node4"],
circuit.gnd if NMOS["node2"] == "gnd"
else NMOS["node2"],
circuit.gnd if NMOS["node3"] == "gnd"
else NMOS["node3"],
circuit.gnd if NMOS["node1"] == "gnd"
else NMOS["node1"],
model=NMOS["modelType"])
except KeyError as e:
message += " " + str(e)
elif element == "PMOS":
for PMOS in circuit_lab["PMOS"]:
try:
circuit.include(spice_library[PMOS["modelType"]])
# nodes are: source, gate, drain, bulk
circuit.MOSFET(PMOS["id"],
circuit.gnd if PMOS["node1"] == "gnd"
else PMOS["node1"],
circuit.gnd if PMOS["node2"] == "gnd"
else PMOS["node2"],
circuit.gnd if PMOS["node3"] == "gnd"
else PMOS["node3"],
circuit.gnd if PMOS["node4"] == "gnd"
else PMOS["node4"],
model=PMOS["modelType"])
except KeyError as e:
message += " " + str(e)
# add ammeter as a 0 volt voltage source
elif element == "AM":
for ammeter in circuit_lab["AM"]:
circuit.V(
ammeter["id"], circuit.gnd if ammeter["node1"] == "gnd"
else ammeter["node1"], circuit.gnd if ammeter["node2"]
== "gnd" else ammeter["node2"], ammeter["value"] @ u_V)
if not message:
self.spice = circuit
return message
return "Undefined model type:" + message
