IEEE 115A-1987
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
07-08-2021
English
05-18-1987
1. Introduction
2. References
3. Definitions
4. Measurable Parameters at Standstill
4.1 General
4.2 Machine Conditions for Standstill Frequency Response
Tests
4.3 Required Measurements
4.4 Instrumentation and Connections
5. Test Procedure
5.1 Machine Safety
5.2 Positioning the Rotor for d-Axis Tests
5.3 Direct-Axis Tests
5.4 Positioning the Rotor for q-Axis Tests
5.5 Quadrature-Axis Tests
5.6 General Remarks
6. Nomenclature
FIGURES
1. Conventional d-Axis Equivalent Circuit
2. Test Setup for Direct-Axis Measurements
3. Connections for Differential Inputs
4. Connections for Single-Ended Inputs
5. Positioning the Rotor for Direct-Axis Tests
6. d-Axis Impedance (Field-Shorted)
7. d-Axis Operational Inductance (Field-Shorted)
8. Standstill Armature to Field Transfer Functions = sG(s)
9. Standstill Armature to Field Transfer Impedance
APPENDIX
Obtaining Models from Standstill Test Data
A1. Introduction
A2. References
A3. General Approach
A4. Magnetic Nonlinearity
A5. Curve-Fitting Procedures
A6. Example
A7. Concluding Comments
APPENDIX FIGURES
A1. Direct-Axis Equivalent Circuits
A2. Quadrature-Axis Equivalent Circuits
A3. Magnetic Nonlinearity of Iron
A4. d-Axis Impedance (Field-Shorted)
A5. Standstill Armature to Field Transfer Impedance
A6. Standstill Armature to Field Transfer Function = sG(s)
A7. q-Axis Impedance
A8. Resistive Component of Zarmd(s)
A9. d-Axis Operational Inductance (Field-Shorted)
A10. q-Axis Operational Inductance
A11. Assumed Direct-Axis Equivalent Circuit
A12. Assumed Quadrature-Axis Equivalent Circuit
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