MOVING VECTOR PREISACH HYSTERESIS MODEL AND DELTA-M CURVES

被引:15
作者
OSSART, F
DAVIDSON, R
CHARAP, SH
机构
[1] Laboratoire d'Electrotechnique de Grenoble, ENSIEG-LEG, Martin d'Heres Cedex, BP 46
[2] Hewlett Packard Company, Boise ID 83707
基金
美国国家科学基金会;
关键词
D O I
10.1109/20.334054
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 delta M curves predicted by the vector Preisach model are analyzed and proved to always be negative. A mean interaction field parallel to the magnetization is added to the model so as to reproduce the positive delta M curve of barium ferrite particulate media. By using this model in self consistent field computation, the typical overwrite behavior of barium ferrite has been reproduced. Calculated dc-erasure has been found to be more efficient than ac-erasure, which is consistent with experimental results.
引用
收藏
页码:4260 / 4262
页数:3
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