3-D MAGNETIC-FIELD ANALYSIS USING SPECIAL ELEMENTS

被引:40
作者
NAKATA, T
TAKAHASHI, N
FUJIWARA, K
SHIRAKI, Y
机构
[1] Dept. of Electrical Engineering, Okayama Univ.
关键词
D O I
10.1109/20.104737
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
3-D special elements called the “gap element”, the “expanding element” and the “shielding element” have been conceived for discretizing narrow gaps in an iron core, the long legs of a transformer core and the thin shielding plates. The concept of the 3-D special element and its finite element formulation are described. The special elements are applied to a few models and the effects of these elements on accuracy and CPU time are discussed. It is shown that CPU time can be reduced by using the special elements. © 1990 IEEE
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页码:2379 / 2381
页数:3
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