Modelica.Electrical.MultiPhase.Sources

Information

This package contains time-dependend and controlled multiphase voltage and current sources:

• SignalVoltage: fed by Modelica.Blocks.Sources arbitrary waveforms of voltages are possible
• SineVoltage : phase shift between consecutive voltages by default = pi/m
• SignalCurrent: fed by Modelica.Blocks.Sources arbitrary waveforms of currents are possible
• SineCurrent : phase shift between consecutive currents by default = pi/m

Extends from Modelica.Icons.Library2 (Icon for library where additional icon elements shall be added).

Package Content

Name	Description
SignalVoltage	Multiphase signal voltage source
ConstantVoltage	Multiphase constant voltage source
SineVoltage	Multiphase sine voltage source
SignalCurrent	Multiphase sine current source
ConstantCurrent	Multiphase constant current source
SineCurrent	Multiphase sine current source

Modelica.Electrical.MultiPhase.Sources.SignalVoltage

Information

Contains m signal controlled voltage sources (Modelica.Electrical.Analog.Sources.SignalVoltage)

Parameters

Type	Name	Default	Description
Integer	m	3	number of phases

Connectors

Type	Name	Description
PositivePlug	plug_p
NegativePlug	plug_n
input RealInput	v[m]	Voltage between pin p and n (= p.v - n.v) as input signal

Modelica definition

model SignalVoltage "Multiphase signal voltage source"
  parameter Integer m(min=1) = 3 "number of phases";
  Modelica.SIunits.Current i[m] "Currents flowing into positive plugs";
  Interfaces.PositivePlug plug_p(final m=m);
  Interfaces.NegativePlug plug_n(final m=m);
  Modelica.Blocks.Interfaces.RealInput v[m] 
    "Voltage between pin p and n (= p.v - n.v) as input signal";
  Modelica.Electrical.Analog.Sources.SignalVoltage signalVoltage[m];
equation 
  i = plug_p.pin.i;
  connect(signalVoltage.p, plug_p.pin);
  connect(signalVoltage.n, plug_n.pin);
  connect(v, signalVoltage.v);
end SignalVoltage;

Modelica.Electrical.MultiPhase.Sources.ConstantVoltage

Information

Contains m constant voltage sources (Modelica.Electrical.Analog.Sources.ConstantVoltage)

Extends from Interfaces.TwoPlug (Component with one m-phase electric port).

Parameters

Type	Name	Default	Description
Integer	m	3	number of phases
Voltage	V[m]		Value of constant voltage [V]

Connectors

Type	Name	Description
PositivePlug	plug_p
NegativePlug	plug_n

Modelica definition

model ConstantVoltage "Multiphase constant voltage source"
  extends Interfaces.TwoPlug;
  parameter Modelica.SIunits.Voltage V[m](start=fill(1, m)) 
    "Value of constant voltage";
  Modelica.Electrical.Analog.Sources.ConstantVoltage constantVoltage[m](
    final V=V);
equation 
  connect(constantVoltage.p, plug_p.pin);
  connect(constantVoltage.n, plug_n.pin);
end ConstantVoltage;

Modelica.Electrical.MultiPhase.Sources.SineVoltage

Information

Contains m sine voltage sources (Modelica.Electrical.Analog.Sources.SineVoltage) with a default phase shift of -(j-1)/m * 2*pi for j in 1:m.

Extends from Interfaces.TwoPlug (Component with one m-phase electric port).

Parameters

Type	Name	Default	Description
Integer	m	3	number of phases
Voltage	V[m]		Amplitudes of sine waves [V]
Angle	phase[m]	-{(j - 1)/m*2*Modelica.Const...	Phases of sine waves [rad]
Frequency	freqHz[m]		Frequencies of sine waves [Hz]
Voltage	offset[m]	zeros(m)	Voltage offsets [V]
Time	startTime[m]	zeros(m)	Time offsets [s]

Connectors

Type	Name	Description
PositivePlug	plug_p
NegativePlug	plug_n

Modelica definition

model SineVoltage "Multiphase sine voltage source"
  extends Interfaces.TwoPlug;
  parameter Modelica.SIunits.Voltage V[m](start=fill(1, m)) 
    "Amplitudes of sine waves";
  parameter Modelica.SIunits.Angle phase[m]=-{(j - 1)/m*2*Modelica.
      Constants.pi for j in 1:m} "Phases of sine waves";
  parameter Modelica.SIunits.Frequency freqHz[m](start=fill(1, m)) 
    "Frequencies of sine waves";
  parameter Modelica.SIunits.Voltage offset[m]=zeros(m) "Voltage offsets";
  parameter Modelica.SIunits.Time startTime[m]=zeros(m) "Time offsets";
  Modelica.Electrical.Analog.Sources.SineVoltage sineVoltage[m](
    final V=V,
    final phase=phase,
    final freqHz=freqHz,
    final offset=offset,
    final startTime=startTime);
equation 
  connect(sineVoltage.p, plug_p.pin);
  connect(sineVoltage.n, plug_n.pin);
end SineVoltage;

Modelica.Electrical.MultiPhase.Sources.SignalCurrent

Information

Contains m signal controlled current sources (Modelica.Electrical.Analog.Sources.SignalCurrent)

Parameters

Type	Name	Default	Description
Integer	m	3	number of phases

Connectors

Type	Name	Description
PositivePlug	plug_p
NegativePlug	plug_n
input RealInput	i[m]	Current flowing from pin p to pin n as input signal

Modelica definition

model SignalCurrent "Multiphase sine current source"
  parameter Integer m(min=1) = 3 "number of phases";
  Modelica.SIunits.Voltage v[m] "Voltage drops between the two plugs";
  Interfaces.PositivePlug plug_p(final m=m);
  Interfaces.NegativePlug plug_n(final m=m);
  Modelica.Blocks.Interfaces.RealInput i[m] 
    "Current flowing from pin p to pin n as input signal";
  Modelica.Electrical.Analog.Sources.SignalCurrent signalCurrent[m];
equation 
  v = plug_p.pin.v - plug_n.pin.v;
  connect(signalCurrent.p, plug_p.pin);
  connect(signalCurrent.n, plug_n.pin);
  connect(i, signalCurrent.i);
end SignalCurrent;

Modelica.Electrical.MultiPhase.Sources.ConstantCurrent

Information

Contains m constant current sources (Modelica.Electrical.Analog.Sources.ConstantCurrent)

Extends from Interfaces.TwoPlug (Component with one m-phase electric port).

Parameters

Type	Name	Default	Description
Integer	m	3	number of phases
Current	I[m]		Value of constant current [A]

Connectors

Type	Name	Description
PositivePlug	plug_p
NegativePlug	plug_n

Modelica definition

model ConstantCurrent "Multiphase constant current source"
  extends Interfaces.TwoPlug;
  parameter Modelica.SIunits.Current I[m](start=fill(1, m)) 
    "Value of constant current";
  Modelica.Electrical.Analog.Sources.ConstantCurrent constantCurrent[m](
    final I=I);
equation 
  connect(constantCurrent.p, plug_p.pin);
  connect(constantCurrent.n, plug_n.pin);
end ConstantCurrent;

Modelica.Electrical.MultiPhase.Sources.SineCurrent

Information

Contains m sine current sources (Modelica.Electrical.Analog.Sources.SineCurrent) with a default phase shift of -(j-1)/m * 2*pi for j in 1:m.

Extends from Interfaces.TwoPlug (Component with one m-phase electric port).

Parameters

Type	Name	Default	Description
Integer	m	3	number of phases
Current	I[m]		Amplitudes of sine waves [A]
Angle	phase[m]	-{(j - 1)/m*2*Modelica.Const...	Phases of sine waves [rad]
Frequency	freqHz[m]		Frequencies of sine waves [Hz]
Current	offset[m]	zeros(m)	Current offsets [A]
Time	startTime[m]	zeros(m)	Time offsets [s]

Connectors

Type	Name	Description
PositivePlug	plug_p
NegativePlug	plug_n

Modelica definition

model SineCurrent "Multiphase sine current source"
  extends Interfaces.TwoPlug;
  parameter Modelica.SIunits.Current I[m](start=fill(1, m)) 
    "Amplitudes of sine waves";
  parameter Modelica.SIunits.Angle phase[m]=-{(j - 1)/m*2*Modelica.
      Constants.pi for j in 1:m} "Phases of sine waves";
  parameter Modelica.SIunits.Frequency freqHz[m](start=fill(1, m)) 
    "Frequencies of sine waves";
  parameter Modelica.SIunits.Current offset[m]=zeros(m) "Current offsets";
  parameter Modelica.SIunits.Time startTime[m]=zeros(m) "Time offsets";
  Modelica.Electrical.Analog.Sources.SineCurrent sineCurrent[m](
    final I=I,
    final phase=phase,
    final freqHz=freqHz,
    final offset=offset,
    final startTime=startTime);
equation 
  connect(sineCurrent.p, plug_p.pin);
  connect(sineCurrent.n, plug_n.pin);
end SineCurrent;