modelIMC_Initialize

Steady-state initialization of induction machine with squirrel cage

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

Information

Test example: Steady-State Initialization of an induction machine with squirrel cage
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|currentQuasiRMSSensorQS.I: (equivalent) RMS stator current
  • imc|imcQS.wMechanical: machine speed
  • imc|imcQS.tauElectrical: machine torque
Default machine parameters of model IM_SquirrelCage are used.

Parameters

TypeNameDefaultDescription
Integerm3Number of phases
SI.VoltageVNominal100Nominal RMS voltage per phase
SI.FrequencyfNominalimc.fsNominalNominal frequency
SI.AngularVelocitywSync2*pi*fNominal/imcData.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_SquirrelCageDataimcDataInduction machine data

Components

TypeNameDefaultDescription
Magnetic.QuasiStatic.FundamentalWave.BasicMachines.InductionMachines.IM_SquirrelCageimcQS
Modelica.Electrical.QuasiStatic.Polyphase.Sensors.CurrentQuasiRMSSensorcurrentQuasiRMSSensorQS
Modelica.Electrical.QuasiStatic.Polyphase.Sources.VoltageSourcesineVoltageQS
Modelica.Electrical.QuasiStatic.Polyphase.Basic.StarstarQS
Modelica.Electrical.QuasiStatic.SinglePhase.Basic.GroundgroundQS
Modelica.Mechanics.Rotational.Components.InertialoadInertiaQS
Modelica.Mechanics.Rotational.Sources.TorqueSteptorqueStepQS
Utilities.MultiTerminalBoxterminalBoxQS
Magnetic.FundamentalWave.BasicMachines.InductionMachines.IM_SquirrelCageimc
Modelica.Electrical.Polyphase.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.MultiTerminalBoxterminalBox
Modelica.Electrical.QuasiStatic.Polyphase.Basic.StarstarMachineQS
Modelica.Electrical.Polyphase.Basic.StarstarMachine