modelMachine

Base model of machines
Diagram of MachineOpen the diagram

Extends from Modelica.Electrical.Machines.Icons.FundamentalWaveMachine.

Information

This partial model for induction machines contains elements common in all machine models.

Parameters

TypeNameDefaultDescription
SI.AnglepiModelica.Constants.pi
Integerm3Number of stator phases
SI.InertiaJrRotor inertia
BooleanuseSupportfalseEnable / disable (=fixed stator) support
SI.InertiaJsStator inertia
BooleanuseThermalPortfalseEnable / disable (=fixed temperatures) thermal port
IntegerpNumber of pole pairs (Integer)
SI.FrequencyfsNominalNominal frequency
BooleanuseZeroSystemtrue= true, if zero current is explicitely computed
RealeffectiveStatorTurns1Effective number of stator turns
Operational temperatures
SI.TemperatureTsOperationalOperational temperature of stator resistance
Nominal resistances and inductances
SI.ResistanceRsStator resistance per phase at TRef
SI.TemperatureTsRefReference temperature of stator resistance
Modelica.Electrical.Machines.Thermal.LinearTemperatureCoefficient20alpha20sTemperature coefficient of stator resistance at 20 degC
SI.InductanceLssigmaStator stray inductance
RealratioCommonStatorLeakage1Ratio of common stray inductance / total stray inductance of stator winding
SI.InductanceLszeroLssigmaStator zero inductance
Magnetic.FundamentalWave.Types.SalientInductanceL0Salient inductance of an unchorded coil
Losses
Modelica.Electrical.Machines.Losses.FrictionParametersfrictionParametersFriction loss parameter record
Modelica.Electrical.Machines.Losses.CoreParametersstatorCoreParametersStator core loss parameter record; all parameters refer to stator side
Modelica.Electrical.Machines.Losses.StrayLoadParametersstrayLoadParametersStray load loss parameter record

Connectors

TypeNameDefaultDescription
Modelica.Mechanics.Rotational.Interfaces.Flange_aflangeShaft
Modelica.Mechanics.Rotational.Interfaces.Flange_asupportSupport at which the reaction torque is acting
Modelica.Electrical.Polyphase.Interfaces.PositivePlugplug_spPositive plug of stator
Modelica.Electrical.Polyphase.Interfaces.NegativePlugplug_snNegative plug of stator
Modelica.Electrical.Machines.Interfaces.InductionMachines.PartialThermalPortInductionMachinesthermalPortThermal port of induction machines

Components

TypeNameDefaultDescription
SI.AnglephiMechanicalflange.phi - internalSupport.phiMechanical angle of rotor against stator
SI.AngularVelocitywMechanicalder(phiMechanical)Mechanical angular velocity of rotor against stator
SI.TorquetauElectricalinertiaRotor.flange_a.tauElectromagnetic torque
SI.TorquetauShaft-flange.tauShaft torque
Modelica.Electrical.Machines.Interfaces.InductionMachines.PartialPowerBalanceInductionMachinespowerBalancePower balance
SI.Voltage[m]vsplug_sp.pin.v - plug_sn.pin.vStator instantaneous voltages
SI.Current[m]isplug_sp.pin.iStator instantaneous currents
Modelica.Mechanics.Rotational.Components.InertiainertiaRotor
Modelica.Mechanics.Rotational.Components.InertiainertiaStator
Modelica.Mechanics.Rotational.Components.Fixedfixed
BasicMachines.Components.SymmetricPolyphaseWindingstatorSymmetric stator winding including resistances, zero and stray inductances and core losses
Modelica.Electrical.Machines.Interfaces.InductionMachines.PartialThermalAmbientInductionMachinesthermalAmbient
Magnetic.FundamentalWave.Components.GroundgroundSGround of stator magnetic circuit
Magnetic.FundamentalWave.BasicMachines.Components.RotorSaliencyAirGapairGap
Magnetic.FundamentalWave.Components.GroundgroundRGround of rotor magnetic circuit
Modelica.Electrical.Machines.Losses.InductionMachines.StrayLoadstrayLoad
Modelica.Electrical.Machines.Losses.Frictionfriction