modelIMC_Initialize

Steady-state initialization of induction machine with squirrel cage

Extends from Modelica.Icons.Example (Icon for runnable examples).

Information

The induction machine with squirrel cage is initialized in steady-state at no-load; at time tStart a load torque step is applied.

Simulate for 1.5 seconds and plot (versus time):

  • currentQuasiRMSSensor.I: stator current RMS
  • aimc.wMechanical: motor's speed
  • aimc.tauElectrical: motor's torque

Default machine parameters are used.

Parameters

TypeNameDefaultDescription
Integerm3Number of phases
SI.VoltageVNominal100Nominal RMS voltage per phase
SI.FrequencyfNominalaimcData.fsNominalNominal frequency
SI.AngularVelocitywSync2*pi*fNominal/aimc.pSynchronous speed
SI.TimetStart0.5Start time
SI.TorqueTLoad161.4Nominal load torque
SI.AngularVelocitywLoad1440.45*2*Modelica.Constants.pi/60Nominal load speed
SI.InertiaJLoad0.29Load's moment of inertia
Modelica.Electrical.Machines.Utilities.ParameterRecords.IM_SquirrelCageDataaimcDataInduction machine data

Components

TypeNameDefaultDescription
Magnetic.FundamentalWave.BasicMachines.InductionMachines.IM_SquirrelCageaimc
Modelica.Electrical.Machines.Sensors.CurrentQuasiRMSSensorcurrentQuasiRMSSensor
Modelica.Electrical.Polyphase.Sources.SineVoltagesineVoltage
Modelica.Electrical.Polyphase.Basic.Starstar
Modelica.Electrical.Analog.Basic.Groundground
Modelica.Mechanics.Rotational.Components.InertialoadInertia
Modelica.Mechanics.Rotational.Sources.TorqueSteptorqueStep
Modelica.Electrical.Machines.Utilities.TerminalBoxterminalBox