recordIM_SlipRingData
Common parameters for induction machines with slip ring
Extends from InductionMachineData (Common parameters for induction machines).
Information
Basic parameters of induction machines with slip ring 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 |
| Boolean | useTurnsRatio | true | Use turnsRatio or calculate from locked-rotor voltage? |
| Real | turnsRatio | VsNominal/VrLockedRotor*(2*pi*fsNominal*Lm)/sqrt(Rs^2 + (2*pi*fsNominal*(Lm + Lssigma))^2) | Effective number of stator turns / effective number of rotor turns |
| SI.Voltage | VsNominal | 100 | Nominal stator voltage per phase |
| SI.Voltage | VrLockedRotor | 100*(2*pi*fsNominal*Lm)/sqrt(Rs^2 + (2*pi*fsNominal*(Lm + Lssigma))^2) | Locked-rotor voltage per phase |
| 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)/turnsRatio^2 | Rotor stray inductance per phase w.r.t. rotor side |
| Real | ratioCommonRotorLeakage | 1 | Ratio of common stray inductance / total stray inductance of rotor winding |
| SI.Inductance | Lrzero | Lrsigma/turnsRatio^2 | Rotor zero sequence inductance w.r.t. rotor side |
| SI.Resistance | Rr | 0.04/turnsRatio^2 | Rotor resistance per phase at TRef w.r.t. rotor side |
| 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 | |
| Machines.Losses.CoreParameters | rotorCoreParameters | Rotor core loss parameter record; all parameters refer to rotor side | |