MachineBase model of machines |
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Diagram
Information
This information is part of the Modelica Standard Library maintained by the Modelica Association.
This partial model for induction machines contains elements common in all machine models.
Parameters (18)
| m |
Value: 3 Type: Integer Description: Number of stator phases |
|---|---|
| Jr |
Value: Type: Inertia (kg·m²) Description: Rotor inertia |
| useSupport |
Value: false Type: Boolean Description: Enable / disable (=fixed stator) support |
| Js |
Value: Type: Inertia (kg·m²) Description: Stator inertia |
| useThermalPort |
Value: false Type: Boolean Description: Enable / disable (=fixed temperatures) thermal port |
| p |
Value: Type: Integer Description: Number of pole pairs (Integer) |
| fsNominal |
Value: Type: Frequency (Hz) Description: Nominal frequency |
| TsOperational |
Value: Type: Temperature (K) Description: Operational temperature of stator resistance |
| Rs |
Value: Type: Resistance (Ω) Description: Stator resistance per phase at TRef |
| TsRef |
Value: Type: Temperature (K) Description: Reference temperature of stator resistance |
| alpha20s |
Value: Type: LinearTemperatureCoefficient20 (¹/K) Description: Temperature coefficient of stator resistance at 20 degC |
| effectiveStatorTurns |
Value: 1 Type: Real Description: Effective number of stator turns |
| Lssigma |
Value: Type: Inductance (H) Description: Stator stray inductance |
| Lszero |
Value: Lssigma Type: Inductance (H) Description: Stator zero inductance |
| L0 |
Value: Type: SalientInductance Description: Salient inductance of an unchorded coil |
| frictionParameters |
Value: Type: FrictionParameters Description: Friction loss parameter record |
| statorCoreParameters |
Value: Type: CoreParameters Description: Stator core loss parameter record; all parameters refer to stator side |
| strayLoadParameters |
Value: Type: StrayLoadParameters Description: Stray load loss parameter record |
Outputs (7)
| phiMechanical |
Default Value: flange.phi - internalSupport.phi Type: Angle (rad) Description: Mechanical angle of rotor against stator |
|---|---|
| wMechanical |
Default Value: der(phiMechanical) Type: AngularVelocity (rad/s) Description: Mechanical angular velocity of rotor against stator |
| tauElectrical |
Default Value: inertiaRotor.flange_a.tau Type: Torque (N·m) Description: Electromagnetic torque |
| tauShaft |
Default Value: -flange.tau Type: Torque (N·m) Description: Shaft torque |
| powerBalance |
Type: PartialPowerBalanceInductionMachines Description: Power balance |
| vs |
Default Value: plug_sp.pin.v - plug_sn.pin.v Type: Voltage[m] (V) Description: Stator instantaneous voltages |
| is |
Default Value: plug_sp.pin.i Type: Current[m] (A) Description: Stator instantaneous currents |
Connectors (7)
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flange |
Type: Flange_a Description: Shaft |
|---|---|---|
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support |
Type: Flange_a Description: Support at which the reaction torque is acting |
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plug_sp |
Type: PositivePlug Description: Positive plug of stator |
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plug_sn |
Type: NegativePlug Description: Negative plug of stator |
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thermalPort |
Type: PartialThermalPortInductionMachines Description: Thermal port of induction machines |
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internalThermalPort | |
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internalSupport |
Type: Support |
Components (15)
| L0 |
Type: SalientInductance Description: Salient inductance of an unchorded coil |
|
|---|---|---|
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frictionParameters |
Type: FrictionParameters Description: Friction loss parameter record |
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statorCoreParameters |
Type: CoreParameters Description: Stator core loss parameter record; all parameters refer to stator side |
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strayLoadParameters |
Type: StrayLoadParameters Description: Stray load loss parameter record |
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powerBalance |
Type: PartialPowerBalanceInductionMachines Description: Power balance |
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inertiaRotor |
Type: Inertia |
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inertiaStator |
Type: Inertia |
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fixed |
Type: Fixed |
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stator |
Type: SymmetricPolyphaseWinding Description: Symmetric stator winding including resistances, zero and stray inductances and core losses |
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thermalAmbient | |
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groundS |
Type: Ground Description: Ground of stator magnetic circuit |
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airGap |
Type: RotorSaliencyAirGap |
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groundR |
Type: Ground Description: Ground of rotor magnetic circuit |
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strayLoad |
Type: StrayLoad |
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friction |
Type: Friction |
Extended by (5)
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Modelica.Magnetic.FundamentalWave.BasicMachines.SynchronousMachines Electrical excited synchronous machine with optional damper cage |
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Modelica.Magnetic.FundamentalWave.BasicMachines.SynchronousMachines Permanent magnet synchronous machine with optional damper cage |
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Modelica.Magnetic.FundamentalWave.BasicMachines.InductionMachines Induction machine with slip ring rotor |
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Modelica.Magnetic.FundamentalWave.BasicMachines.InductionMachines Induction machine with squirrel cage |