FINITE-ELEMENT MODELS FOR CAGE INDUCTION-MOTOR ANALYSIS

被引:61
作者
WILLIAMSON, S [1 ]
LIM, LH [1 ]
ROBINSON, MJ [1 ]
机构
[1] LAURENCE SCOTT & ELECTROMOTORS LTD,NORWICH NR1 1JD,ENGLAND
关键词
D O I
10.1109/28.62370
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Two methods for predicting the performance of cage induction motors using finite elements are described. The first, which is suitable for steady-state analysis, employs a phase-band model for the stator together with a single slot model for the rotor. These are used in an iterative procedure to determine the components of the familiar per-phase equivalent circuit. The second method, which is suitable for transient analysis, uses a time-stepped coupled circuit model for the machine, together with magnetostatic finite-element field solutions that are used to update the circuit parameters. Both methods are illustrated by comparison between experimental and computer characteristics for a four-pole 4.5-kW motor. © 1990 IEEE
引用
收藏
页码:1007 / 1017
页数:11
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