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AsynchronousMachine

A rotating machine whose shaft rotates asynchronously with the electrical field. Also known as an induction machine with no external connection to the rotor windings, e.g. squirrel-cage induction machine.

Inheritance

Attributes

LabelTypeMultiplicityComment
AsynchronousMachineDynamicsAsynchronousMachineDynamics0..1Asynchronous machine dynamics model used to describe dynamic behaviour of this asynchronous machine.
asynchronousMachineTypeAsynchronousMachineKind1..1Indicates the type of Asynchronous Machine (motor or generator).
converterFedDriveBoolean1..1Indicates whether the machine is a converter fed drive. Used for short circuit data exchange according to IEC 60909.
efficiencyFloat1..1Efficiency of the asynchronous machine at nominal operation as a percentage. Indicator for converter drive motors. Used for short circuit data exchange according to IEC 60909.
iaIrRatioFloat1..1Ratio of locked-rotor current to the rated current of the motor (Ia/Ir). Used for short circuit data exchange according to IEC 60909.
nominalFrequencyFloat0..1Nameplate data indicates if the machine is 50 Hz or 60 Hz.
nominalSpeedFloat0..1Nameplate data. Depends on the slip and number of pole pairs.
polePairNumberInteger1..1Number of pole pairs of stator. Used for short circuit data exchange according to IEC 60909.
ratedMechanicalPowerFloat1..1Rated mechanical power (Pr in IEC 60909-0). Used for short circuit data exchange according to IEC 60909.
reversibleBoolean1..1Indicates for converter drive motors if the power can be reversible. Used for short circuit data exchange according to IEC 60909.
rxLockedRotorRatioFloat0..1Locked rotor ratio (R/X). Used for short circuit data exchange according to IEC 60909.