recordIM_SquirrelCageData
Common parameters for induction machines with squirrel cage
Extends from InductionMachineData (Common parameters for induction machines).
Information
Basic parameters of induction machines with squirrel cage are predefined with default values.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | m (from InductionMachineData) | 3 | Number of phases |
| SI.Inertia | Jr (from InductionMachineData) | 0.29 | Rotor's moment of inertia |
| SI.Inertia | Js (from InductionMachineData) | Jr | Stator's moment of inertia |
| Integer | p (from InductionMachineData) | 2 | Number of pole pairs (Integer) |
| SI.Frequency | fsNominal (from InductionMachineData) | 50 | Nominal frequency |
| Real | effectiveStatorTurns (from InductionMachineData) | 1 | Effective number of stator turns |
| Nominal resistances and inductances | |||
| SI.Resistance | Rs (from InductionMachineData) | 0.03 | Stator resistance per phase at TRef |
| SI.Temperature | TsRef (from InductionMachineData) | 293.15 | Reference temperature of stator resistance |
| Machines.Thermal.LinearTemperatureCoefficient20 | alpha20s (from InductionMachineData) | 0 | Temperature coefficient of stator resistance at 20 degC |
| SI.Inductance | Lszero (from InductionMachineData) | Lssigma | Stator zero sequence inductance |
| SI.Inductance | Lssigma (from InductionMachineData) | 3*(1 - sqrt(1 - 0.0667))/(2*pi*fsNominal) | Stator stray inductance per phase |
| Real | ratioCommonStatorLeakage (from InductionMachineData) | 1 | Ratio of common stray inductance / total stray inductance of stator winding |
| SI.Inductance | Lm | 3*sqrt(1 - 0.0667)/(2*pi*fsNominal) | Stator main field inductance per phase |
| SI.Inductance | Lrsigma | 3*(1 - sqrt(1 - 0.0667))/(2*pi*fsNominal) | Rotor stray inductance per phase (equivalent three-phase winding) |
| SI.Resistance | Rr | 0.04 | Rotor resistance per phase (equivalent three-phase winding) at TRef |
| SI.Temperature | TrRef | 293.15 | Reference temperature of rotor resistance |
| Machines.Thermal.LinearTemperatureCoefficient20 | alpha20r | 0 | Temperature coefficient of rotor resistance at 20 degC |
| Losses | |||
| Machines.Losses.FrictionParameters | frictionParameters (from InductionMachineData) | Friction loss parameter record | |
| Machines.Losses.CoreParameters | statorCoreParameters (from InductionMachineData) | Stator core loss parameter record; all parameters refer to stator side | |
| Machines.Losses.StrayLoadParameters | strayLoadParameters (from InductionMachineData) | Stray load losses | |