SynchronousMachineData
Computes machine parameter from usual datasheet
Library
Electrical/Machines/Utilities
Description
The parameters of the synchronous machine model with electrical excitation (and damper) are calculated from parameters normally given in a technical description, according to the standard EN 60034-4:2008 Appendix C.
Parameters
Name | Label | Description | Data Type | Valid Values |
---|---|---|---|---|
mo_SNominal | SNominal | Nominal apparent power | Scalar | |
mo_VsNominal | VsNominal | Nominal stator voltage per phase | Scalar | |
mo_IsNominal | IsNominal | Nominal stator current per phase | Scalar | |
mo_ZReference | ZReference | Reference impedance | Scalar | |
mo_fsNominal | fsNominal | Nominal stator frequency | Scalar | |
mo_omega | omega | Nominal angular frequency | Scalar | |
mo_IeOpenCircuit | IeOpenCircuit | Open circuit excitation current @ nominal voltage and frequency | Scalar | |
mo_effectiveStatorTurns | effectiveStatorTurns | Effective number of stator turns | Scalar | |
mo_turnsRatio | turnsRatio | Stator current / excitation current | Scalar | |
mo_x0 | x0 | Stator stray inductance per phase (approximately zero impedance) [pu] | Scalar | |
mo_xd | xd | Synchronous reactance per phase, d-axis [pu] | Scalar | |
mo_xq | xq | Synchronous reactance per phase, q-axis [pu] | Scalar | |
mo_xdTransient | xdTransient | Transient reactance per phase, d-axis [pu] | Scalar | |
mo_xdSubtransient | xdSubtransient | Subtransient reactance per phase, d-axis [pu] | Scalar | |
mo_xqSubtransient | xqSubtransient | Subtransient reactance per phase, q-axis [pu] | Scalar | |
mo_Ta | Ta | Armature time constant | Scalar | |
mo_Td0Transient | Td0Transient | Open circuit field time constant Td0' | Scalar | |
mo_Td0Subtransient | Td0Subtransient | Open circuit subtransient time constant Td0'', d-axis | Scalar | |
mo_Tq0Subtransient | Tq0Subtransient | Open circuit subtransient time constant Tq0'', q-axis | Scalar | |
mo_xmd | xmd | Main field reactance per phase, d-axis [pu] | Scalar | |
mo_xmq | xmq | Main field reactance per phase, q-axis [pu] | Scalar | |
mo_xe | xe | Excitation reactance [pu] | Scalar | |
mo_xrd | xrd | Damper reactance per phase, d-axis [pu] | Scalar | |
mo_xrq | xrq | Damper reactance per phase, d-axis [pu] | Scalar | |
mo_rs | rs | Stator resistance per phase at specification temperature [pu] | Scalar | |
mo_rrd | rrd | Damper resistance per phase at specification temperature, d-axis [pu] | Scalar | |
mo_rrq | rrq | Damper resistance per phase at specification temperature, q-axis [pu] | Scalar | |
mo_re | re | Excitation resistance per phase at specification temperature [pu] | Scalar |
Name | Label | Description | Data Type | Valid Values |
---|---|---|---|---|
mo_TsSpecification | TsSpecification | Specification temperature of stator resistance | Scalar | |
mo_TsRef | TsRef | Reference temperature of stator resistance | Scalar | |
mo_alpha20s | alpha20s | Temperature coefficient of stator resistance at 20 degC | Scalar | |
mo_TrSpecification | TrSpecification | Specification temperature of (optional) damper cage | Scalar | |
mo_TrRef | TrRef | Reference temperature of damper resistances in d- and q-axis | Scalar | |
mo_alpha20r | alpha20r | Temperature coefficient of damper resistances in d- and q-axis | Scalar | |
mo_TeSpecification | TeSpecification | Specification excitation temperature | Scalar | |
mo_TeRef | TeRef | Reference temperature of excitation resistance | Scalar | |
mo_alpha20e | alpha20e | Temperature coefficient of excitation resistance | Scalar |
Name | Label | Description | Data Type | Valid Values |
---|---|---|---|---|
mo_Rs | Rs | Stator resistance per phase at TRef | Scalar | |
mo_Lssigma | Lssigma | Stator stray inductance per phase | Scalar | |
mo_Lmd | Lmd | Main field inductance per phase in d-axis | Scalar | |
mo_Lmq | Lmq | Main field inductance per phase in q-axis | Scalar | |
mo_Lrsigmad | Lrsigmad | Damper stray inductance in d-axis | Scalar | |
mo_Lrsigmaq | Lrsigmaq | Damper stray inductance in q-axis | Scalar | |
mo_Rrd | Rrd | Damper resistance in d-axis at TRef | Scalar | |
mo_Rrq | Rrq | Damper resistance in q-axis at TRef | Scalar | |
mo_Re | Re | Excitation resistance at TRef | Scalar | |
mo_sigmae | sigmae | Stray fraction of total excitation inductance | Scalar |