IEEE 1255 : 2000
IEEE 1255 : 2000
IEEE GUIDE FOR EVALUATION OF TORQUE PULSATIONS DURING STARTING OF SYNCHRONOUS MOTORS
Institute of Electrical & Electronics Engineers
Table of Contents
1 Overview
1.1 Scope
1.2 Purpose
1.3 Limitations
2 References
3 Problem description
4 Synchronous motor equivalent circuit
5 Calculation of pulsating and average
electromagnetic torque
6 Mechanical measurement of electromagnetic air
gap torque
6.1 Measurement of angular acceleration
6.2 Measurement of rotational velocity
6.3 Torque shaft method
7 Electrical methods for measuring electromagnetic
air gap torque
7.1 Search coil method
7.2 Measurement of electromagnetic torque using
terminal voltage and current sensing
7.3 Measurement of electromagnetic torque using
input power sensing
7.4 Measurement of torque using electrical power
input and speed sensing
Annex A (informative) Sample calculation of per unit
air gap torque
Annex B (informative) Operational reactances
Annex C (informative) Bibliography
Abstract
Defines a uniform methods for measuring and calculating torque pulsations that occur during starting of synchronous motors. Applicable to all types of excited synchronous motors, as well as solid or laminated, salient or nonsalient machines, including nonexcited synchronous-reluctance motors.
General Product Information
| Document Type | Standard |
| Status | Current |
| Publisher | Institute of Electrical & Electronics Engineers |
| Supersedes |
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