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Implement ie.start #4269

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Implement ie.start #4269

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1c2f8d4
implemented start value for ie (excitation current) as requested in #…
AHaumer Jan 16, 2024
2abe232
Merge branch 'master' into 4242
AHaumer Sep 12, 2025
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2 changes: 1 addition & 1 deletion Modelica/Electrical/Machines/BasicMachines/SynchronousMachines/SM_ElectricalExcited.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -113,7 +113,7 @@ model SM_ElectricalExcited
"Brush loss parameter record" annotation (Dialog(tab="Losses"));
output SI.Voltage ve=pin_ep.v - pin_en.v
"Excitation voltage";
output SI.Current ie=pin_ep.i "Excitation current";
output SI.Current ie(start=0)=pin_ep.i "Excitation current";
Machines.BasicMachines.Components.DamperCage damperCage(
final Lrsigmad=Lrsigmad,
final Lrsigmaq=Lrsigmaq,
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4 changes: 2 additions & 2 deletions Modelica/Electrical/Machines/Examples/SynchronousMachines/SMEE_DOL.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,8 @@ model SMEE_DOL
TrOperational=293.15,
alpha20r=smeeData.alpha20r,
alpha20e=smeeData.alpha20e,
TeOperational=293.15)
TeOperational=293.15,
ie(fixed=true))
annotation (Placement(transformation(extent={{-20,-50},{0,-30}})));
Machines.Sensors.RotorDisplacementAngle rotorDisplacementAngle(p=smee.p, m=m)
annotation (Placement(transformation(
Expand Down Expand Up @@ -132,7 +133,6 @@ model SMEE_DOL
annotation (Placement(transformation(extent={{90,-50},{70,-30}})));
initial equation
smee.is[1:2] = zeros(2);
smee.ie = 0;
//conditional damper cage currents are defined as fixed start values
equation
connect(rotorDisplacementAngle.plug_n, smee.plug_sn) annotation (Line(
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10 changes: 6 additions & 4 deletions Modelica/Electrical/Machines/Examples/SynchronousMachines/SMEE_LoadDump.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,8 @@ model SMEE_LoadDump
TrOperational=293.15,
alpha20r=smeeData.alpha20r,
alpha20e=smeeData.alpha20e,
TeOperational=293.15)
TeOperational=293.15,
ie(fixed=true))
annotation (Placement(transformation(extent={{0,-40},{20,-20}})));
parameter Machines.Utilities.SynchronousMachineData smeeData(
SNominal=30e3,
Expand Down Expand Up @@ -155,7 +156,6 @@ protected
initial equation
smee.idq_sr = zeros(2);
//conditional damper cage currents are defined as fixed start values
smee.ie = 0;
equation
connect(terminalBox.plug_sn, smee.plug_sn) annotation (Line(
points={{4,-20},{4,-20}},
Expand Down Expand Up @@ -214,11 +214,13 @@ equation
points={{-90,40},{-90,50},{-80,50}},
color={0,0,255}));
connect(loadControl.y, switch.control[1]) annotation (Line(
points={{-19,80},{-10,80},{-10,62}}, color={255,0,255}));
points={{-19,80},{-10,80},{-10,61.3333}},
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@beutlich beutlich Jan 16, 2024

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Is the pixel change intentional?

color={255,0,255}));
connect(loadControl.y, switch.control[2]) annotation (Line(
points={{-19,80},{-10,80},{-10,62}}, color={255,0,255}));
connect(loadControl.y, switch.control[3]) annotation (Line(
points={{-19,80},{-10,80},{-10,62}}, color={255,0,255}));
points={{-19,80},{-10,80},{-10,62.6667}},
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@beutlich beutlich Jan 16, 2024

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Is the pixel change intentional?

color={255,0,255}));
connect(star.pin_n, ground.p) annotation (Line(
points={{-90,20},{-90,10}}, color={0,0,255}));
annotation (experiment(StopTime=10, Interval=1E-4, Tolerance=1e-06), Documentation(info="<html>
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4 changes: 2 additions & 2 deletions Modelica/Electrical/Machines/Examples/SynchronousMachines/SMEE_Rectifier.mo
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Expand Up @@ -49,7 +49,8 @@ model SMEE_Rectifier
TrOperational=293.15,
alpha20r=smeeData.alpha20r,
alpha20e=smeeData.alpha20e,
TeOperational=293.15)
TeOperational=293.15,
ie(fixed=true))
annotation (Placement(transformation(extent={{0,-40},{20,-20}})));
parameter Machines.Utilities.SynchronousMachineData smeeData(
SNominal=30e3,
Expand Down Expand Up @@ -176,7 +177,6 @@ protected
initial equation
smee.is[1:2] = zeros(2);
//conditional damper cage currents are defined as fixed start values
smee.ie = 0;
equation
connect(terminalBox.plug_sn, smee.plug_sn) annotation (Line(
points={{4,-20},{4,-20}},
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2 changes: 1 addition & 1 deletion Modelica/Magnetic/FundamentalWave/BasicMachines/SynchronousMachines/SM_ElectricalExcited.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -109,7 +109,7 @@ model SM_ElectricalExcited
annotation (Dialog(tab="Losses"));
output SI.Voltage ve=pin_ep.v - pin_en.v
"Excitation voltage";
output SI.Current ie=pin_ep.i "Excitation current";
output SI.Current ie(start=0)=pin_ep.i "Excitation current";
// Rotor cage components
Modelica.Blocks.Interfaces.RealOutput ir[2](
start=zeros(2),
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2 changes: 1 addition & 1 deletion Modelica/Magnetic/FundamentalWave/Examples/BasicMachines/SynchronousMachines/SMEE_DOL.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@ model SMEE_DOL
statorCoreParameters(VRef=100),
strayLoadParameters(IRef=100),
brushParameters(ILinear=0.01),
ie(fixed=true),
ir(each fixed=true),
wMechanical(fixed=true),
m=m,
Expand Down Expand Up @@ -125,7 +126,6 @@ model SMEE_DOL
initial equation
// sum(smee.is) = 0;
smee.is[1:2] = zeros(2);
smee.ie = 0;
//conditional damper cage currents are defined as fixed start values
equation
connect(irRMS, smee.irRMS);
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4 changes: 2 additions & 2 deletions ...lica/Magnetic/FundamentalWave/Examples/BasicMachines/SynchronousMachines/SMEE_LoadDump.mo
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Expand Up @@ -59,7 +59,8 @@ model SMEE_LoadDump
alpha20r=smeeData.alpha20r,
TrOperational=293.15,
TeOperational=293.15,
alpha20e=smeeData.alpha20e)
alpha20e=smeeData.alpha20e,
ie(fixed=true))
annotation (Placement(transformation(extent={{0,-40},{20,-20}})));
parameter Modelica.Electrical.Machines.Utilities.SynchronousMachineData smeeData(
SNominal=30e3,
Expand Down Expand Up @@ -163,7 +164,6 @@ public
initial equation
smee.airGap.V_msr = Complex(0, 0);
//conditional damper cage currents are defined as fixed start values
smee.ie = 0;
equation
connect(terminalBox.plug_sn, smee.plug_sn) annotation (Line(
points={{4,-20},{4,-20}}, color={0,0,255}));
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2 changes: 1 addition & 1 deletion ...ica/Magnetic/FundamentalWave/Examples/BasicMachines/SynchronousMachines/SMEE_Rectifier.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,7 @@ model SMEE_Rectifier
statorCoreParameters(VRef=100),
strayLoadParameters(IRef=100),
brushParameters(ILinear=0.01),
ie(fixed=true),
ir(each fixed=true),
Rs=smeeData.Rs*m/3,
Lssigma=smeeData.Lssigma*m/3,
Expand Down Expand Up @@ -182,7 +183,6 @@ protected
initial equation
smee.is[1:2] = zeros(2);
//conditional damper cage currents are defined as fixed start values
smee.ie = 0;
equation
connect(terminalBox.plug_sn, smee.plug_sn) annotation (Line(
points={{4,-20},{4,-20}}, color={0,0,255}));
Expand Down