Loss Separation in Nonoriented Electrical Steels

被引:42
|
作者
Zirka, Sergey E. [1 ]
Moroz, Yuriy I. [1 ]
Marketos, Philip [2 ]
Moses, Anthony J. [2 ]
机构
[1] Dnepropetrovsk Natl Univ, Dept Phys & Technol, UA-49050 Dnepropetrovsk, Ukraine
[2] Cardiff Univ, Sch Engn, Wolfson Ctr Magnet, Cardiff CF24 3AA, S Glam, Wales
关键词
Classical loss; loss separation; saturation wave model; skin effect; SOFT-MAGNETIC MATERIALS; INDUCTION WAVE-FORM; HYSTERESIS LOOPS; IRON LOSSES;
D O I
10.1109/TMAG.2009.2032858
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
The accuracy of conventional loss separation technique as applied to nonoriented electrical steel is evaluated. It is shown that the main reason of inaccuracy of the loss separation carried out analytically is the use of simplified equation for the classical eddy-current loss originated from the theory developed for a linear magnetic media. The error of the order of 10% in classical loss at 1.5 T results in errors of 25 and 50% in excess loss at 50 and 100 Hz, respectively.
引用
收藏
页码:286 / 289
页数:4
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