modelMotorFifthOrder

Two-cage (or one-cage if Lpp = Lp) induction motor model, based on https://www.powerworld.com/WebHelp/Content/TransientModels_HTML/Load%20Characteristic%20MOTORW.htm, must be incorporated in a load model.
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Extends from BaseClasses.BaseMotor (Base model for motors), AdditionalIcons.Machine.

Parameters

TypeNameDefaultDescription
IntegerNbSwitchOffSignals (from SwitchOffLogic)Number of switch-off signals to take into account in inputs
BooleanSwitchOffSignal10 (from SwitchOffLogic)falseInitial switch-off signal 1
BooleanSwitchOffSignal20 (from SwitchOffLogic)falseInitial switch-off signal 2
BooleanSwitchOffSignal30 (from SwitchOffLogic)falseInitial switch-off signal 3
BooleanRunning0 (from SwitchOffLogic)if NbSwitchOffSignals >= 3 then not (SwitchOffSignal10 or SwitchOffSignal20 or SwitchOffSignal30) elseif NbSwitchOffSignals >= 2 then not (SwitchOffSignal10 or SwitchOffSignal20) else not SwitchOffSignal10Indicates if the component is initially running or not
Constants.stateState0 (from SwitchOffMotor)Constants.state.ClosedStart value of connection state
Types.ApparentPowerModuleSNom (from BaseMotor)Nominal apparent power of the motor in MVA
Types.ComplexCurrentPui0Pu (from BaseMotor)Start value of complex current at load terminal in pu (base UNom, SnRef) (receptor convention)
Types.ComplexApparentPowerPus0Pu (from BaseMotor)Start value of apparent power at load terminal in pu (base SnRef) (receptor convention)
Types.ComplexVoltagePuu0Pu (from BaseMotor)Start value of complex voltage at load terminal in pu (base UNom)
Types.PerUnitRsPuStator resistance in pu (base SNom, UNom)
Types.PerUnitLsPuSynchronous reactance in pu (base SNom, UNom)
Types.PerUnitLPPuTransient reactance in pu (base SNom, UNom)
Types.PerUnitLPPPuSubtransient reactance in pu (base SNom, UNom)
Types.TimetP0Transient open circuit time constant in s
Types.TimetPP0Subtransient open circuit time constant in s
RealtorqueExponentExponent of the torque speed dependency
Types.TimeHKinetic constant = kinetic energy / rated power, in s
Types.VoltageModulePuUtrip1PuVoltage at which the first block of motors trip in pu (base UNom)
Types.TimetTrip1PuTime lag before tripping of the first block of motors in s
RealshareTrip1PuShare of motors in the first block of motors
Types.VoltageModulePuUreconnect1PuVoltage at which the first block of motors reconnects in pu (base Unom)
Types.TimetReconnect1PuTime lag before reconnection of the first block of motors in s
Types.VoltageModulePuUtrip2PuVoltage at which the second block of motors trip in pu (base UNom)
Types.TimetTrip2PuTime lag before tripping of the second block of motors in s
RealshareTrip2PuShare of motors in the second block of motors
Types.VoltageModulePuUreconnect2PuVoltage at which the second block of motors reconnects in pu (base Unom)
Types.TimetReconnect2PuTime lag before reconnection of the second block of motors in s
Types.PerUnitEdP0PuStart value of voltage behind transient reactance d component in pu (base UNom)
Types.PerUnitEqP0PuStart value of voltage behind transient reactance q component in pu (base UNom)
Types.PerUnitEdPP0PuStart value of voltage behind subtransient reactance d component in pu (base UNom)
Types.PerUnitEqPP0PuStart value of voltage behind subtransient reactance q component in pu (base UNom)
Types.PerUnitid0PuStart value of current of direct axis in pu (base SNom, UNom)
Types.PerUnitiq0PuStart value of current of quadrature axis in pu (base SNom, UNom)
Types.AngularVelocityPuomegaR0PuStart value of the angular velocity of the motor in pu (base omegaNom)
Types.PerUnitce0PuStart value of the electrical torque in pu (base SNom, omegaNom)
Reals0Start value of the slip of the motor

Connectors

TypeNameDefaultDescription
Dynawo.Connectors.BPinswitchOffSignal1 (from SwitchOffLogic)Switch-off signal 1
Dynawo.Connectors.BPinswitchOffSignal2 (from SwitchOffLogic)Switch-off signal 2
Dynawo.Connectors.BPinswitchOffSignal3 (from SwitchOffLogic)Switch-off signal 3
Dynawo.Connectors.BPinrunning (from SwitchOffLogic)Indicates if the component is running or not
Connectors.ImPinomegaRefPu (from BaseMotor)Network angular reference frequency in pu (base omegaNom)

Components

TypeNameDefaultDescription
Constants.statestate (from SwitchOffMotor)Motor connection state
Types.ComplexVoltagePuV (from BaseMotor)Complex AC voltage in pu (base UNom)
Types.ActivePowerPuPPu (from BaseMotor)Active power at load terminal in pu (base SnRef) (receptor convention)
Types.ReactivePowerPuQPu (from BaseMotor)Reactive power at load terminal in pu (base SnRef) (receptor convention)
Types.ComplexApparentPowerPuSPu (from BaseMotor)Apparent power at load terminal in pu (base SnRef) (receptor convention)
Types.AngularVelocityPuomegaRPuAngular velocity of the motor in pu (base omegaNom)
Types.PerUnitEdPPuVoltage behind transient reactance d component in pu (base UNom)
Types.PerUnitEqPPuVoltage behind transient reactance q component in pu (base UNom)
Types.PerUnitEdPPPuVoltage behind subtransient reactance d component in pu (base UNom)
Types.PerUnitEqPPPuVoltage behind subtransient reactance q component in pu (base UNom)
Types.PerUnitidPuCurrent of direct axis in pu (base SNom, UNom)
Types.PerUnitiqPuCurrent of quadrature axis in pu (base SNom, UNom)
RealsSlip of the motor
Types.PerUnitcePuElectrical torque in pu (base SNom, omegaNom)
Types.PerUnitclPuLoad torque in pu (base SNom, omegaNom)
Types.ActivePowerPuPRawPuActive power at load terminal without considering diconnections in pu (base SnRef) (receptor convention)
Types.ReactivePowerPuQRawPuReactive power at load terminal without considering diconnections in pu (base SnRef) (receptor convention)
Types.VoltageModulePuUPuVoltage amplitude at load terminal in pu (base UNom)
Types.TimetTripThresholdReached1Time when the trip threshold 1 was reached in s
Types.TimetTripThresholdReached2Time when the trip threshold 2 was reached in s
Types.TimetReconnectThresholdReached1Time when the reconnect threshold 1 was reached in s
Types.TimetReconnectThresholdReached2Time when the reconnect threshold 2 was reached in s
Booleanconnected1True if the first block of motors is connected
Booleanconnected2True if the second block of motors is connected