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IEC 61970-457
Edition 1.0 2021-03
INTERNATIONAL
STANDARD
colour
inside
Energy management system application program interface (EMS-API) –
Part 457: Dynamics profile
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IEC 61970-457
Edition 1.0 2021-03
INTERNATIONAL
STANDARD
colour
inside
Energy management system application program interface (EMS-API) –
Part 457: Dynamics profile
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 33.200 ISBN 978-2-8322-9421-5
– 2 – IEC 61970-457:2021 © IEC 2021
CONTENTS
FOREWORD . 22
INTRODUCTION . 24
1 Scope . 25
2 Normative references . 25
3 Terms and definitions . 26
4 Profile specification . 26
4.1 General . 26
4.2 Requirements and constraints . 26
5 Overview . 29
6 Use cases . 30
6.1 General . 30
6.2 Dynamic assessment studies . 30
7 Architecture . 31
7.1 General . 31
7.2 Profile architecture . 32
8 Detailed profile specification . 34
8.1 General . 34
8.2 Package DynamicsProfile . 35
8.2.1 General . 35
8.2.2 (abstract) DynamicsProfileVersion root class . 35
8.2.3 Package Base . 35
8.2.4 Package Dynamics . 64
Annex A (normative) Implementation clarifications related to the models inherited from
RotatingMachineDynamics class . 444
Annex B (informative) Examples using IEC 61970-552 serialisation . 446
B.1 Overview. 446
B.2 Standard models . 446
B.3 User-defined models . 450
Bibliography . 457
Figure 1 – SynchronousMachineDynamics association . 32
Figure 2 – Interconnection diagram for a synchronous machine . 32
Figure 3 – Standard connections for a synchronous machine . 33
Figure 4 – Profile relationships . 34
Figure 5 – Class diagram Domain::Primitives . 36
Figure 6 – Class diagram Domain::DataTypes . 36
Figure 7 – Class diagram Domain::Enumerations . 37
Figure 8 – Class diagram Core::Core . 55
Figure 9 – Class diagram Wires::Wires . 59
Figure 10 – StandardInterconnectionSynchronousMachine . 65
Figure 11 – StandardInterconnectionSynchronousGeneratorCrossCompound . 66
Figure 12 – StandardInterconnectionAsynchronousMachine . 67
Figure 13 – StandardInterconnectionWindTurbineType1Aand1B . 68
Figure 14 – StandardInterconnectionWindTurbineType2 . 69
Figure 15 – StandardInterconnectionWindTurbineType3 . 70
Figure 16 – StandardInterconnectionWindTurbineType4Aand4B . 71
Figure 17 – StandardInterconnectionSingleLoad . 72
Figure 18 – Class diagram StandardInterconnections::
StandardSynchronousMachineInterconnection . 73
Figure 19 – Class diagram StandardInterconnections::
StandardAsynchronousMachineInterconnection . 74
Figure 20 – Class diagram StandardInterconnections::
StandardWindType1and2Interconnection . 75
Figure 21 – Class diagram StandardInterconnections::
StandardWindType3and4Interconnection . 76
Figure 22 – Class diagram StandardInterconnections::StandardLoadInterconnection . 77
Figure 23 – Class diagram StandardInterconnections::StandardHVDCInterconnection . 78
Figure 24 – Class diagram StandardInterconnections::
StandardStaticVarCompensatorInterconnection . 78
Figure 25 – SynchronousGeneratorInterconnectionAndVariables . 81
Figure 26 – SynchronousMotorInterconnectionAndVariables . 82
Figure 27 – Class diagram SynchronousMachineDynamics::
SynchronousMachineDynamics . 83
Figure 28 – SynchronousMachineSaturationParameters . 84
Figure 29 – SynchronousGeneratorMechanicalEquation . 85
Figure 30 – SynchronousMotorMechanicalEquation . 86
Figure 31 – SynchronousGeneratorPhasor . 87
Figure 32 – SynchronousMotorPhasor . 88
Figure 33 – Simplified . 89
Figure 34 – SubtransientRoundRotor . 93
Figure 35 – SubtransientSalientPole . 94
Figure 36 – SubtransientTypeF . 95
Figure 37 – SubtransientTypeJ . 96
Figure 38 – SubtransientRoundRotorSimplified . 97
Figure 39 – SubtransientSalientPoleSimplified . 99
Figure 40 – SubtransientRoundRotorSimplifiedDirectAxis . 101
Figure 41 – SubtransientSalientPoleSimplifiedDirectAxis . 103
Figure 42 – SynchronousEquivalentCircuit . 107
Figure 43 – AsynchronousGeneratorInterconnectionAndVariables . 109
Figure 44 – AsynchronousMotorInterconnectionAndVariables . 110
Figure 45 – Class diagram AsynchronousMachineDynamics::
AsynchronousMachineDynamics . 111
Figure 46 – AsynchronousGeneratorMechanicalEquation . 112
Figure 47 – AsynchronousMotorMechanicalEquation . 112
Figure 48 – AsynchronousEquivalentCircuit . 116
Figure 49 – TurbineGovernorInterconnectionAndVariables . 118
Figure 50 – Class diagram TurbineGovernorDynamics::TurbineGovernorDynamics . 119
Figure 51 – GovHydroIEEE0 . 121
Figure 52 – GovHydroIEEE2 . 123
– 4 – IEC 61970-457:2021 © IEC 2021
Figure 53 – GovSteamIEEE1 . 125
Figure 54 – GovCT1 . 128
Figure 55 – GovCT2 . 132
Figure 56 – GovGAST . 136
Figure 57 – GovGAST1 . 137
Figure 58 – GovGAST2 . 140
Figure 59 – GovGAST3 . 142
Figure 60 – GovGAST3ExhaustTemperature . 143
Figure 61 – GovGAST4 . 145
Figure 62 – GovGASTWD . 147
Figure 63 – GovHydro1 . 149
Figure 64 – GovHydro2 .
...