WOLFRAM SYSTEM MODELER
MachineBase model of machines |
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Diagram
Wolfram Language
In[1]:=
SystemModel["Modelica.Magnetic.FundamentalWave.BaseClasses.Machine"]
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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 |
|---|---|---|
|
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 |
Type: PartialThermalPortInductionMachines Description: Partial thermal port of induction machines |
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internalSupport |
Type: Support Description: Support/housing flange of a one-dimensional rotational shaft |
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 |
 |
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 Description: 1D-rotational component with inertia |
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inertiaStator |
Type: Inertia Description: 1D-rotational component with inertia |
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fixed |
Type: Fixed Description: Flange fixed in housing at a given angle |
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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 |
Type: PartialThermalAmbientInductionMachines Description: Partial thermal ambience for induction machines |
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groundS |
Type: Ground Description: Ground of stator magnetic circuit |
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airGap |
Type: RotorSaliencyAirGap Description: Air gap model with rotor saliency |
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groundR |
Type: Ground Description: Ground of rotor magnetic circuit |
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strayLoad |
Type: StrayLoad Description: Model of stray load losses dependent on current and speed |
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friction |
Type: Friction Description: Model of angular velocity dependent friction losses |
Extended by (5)
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Modelica.Magnetic.FundamentalWave.BasicMachines.SynchronousMachines Reluctance machine with optional damper cage |
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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 |