Steinmetz law in iron-phenolformaldehyde resin soft magnetic composites

被引:31
作者
Kollar, Peter [1 ]
Vojtek, Vladimir [1 ]
Bircakova, Zuzana [1 ]
Fuezer, Jan [1 ]
Faberova, Maria [2 ]
Bures, Radovan [2 ]
机构
[1] Pavol Jozef Safarik Univ, Fac Sci, Inst Phys, Kosice 04154, Slovakia
[2] Slovak Acad Sci, Inst Mat Res, Kosice 04001, Slovakia
关键词
Soft magnetic composite; Steinmetz law; Magnetic property; Energy loss; Hysteresis loop; HYSTERESIS;
D O I
10.1016/j.jmmm.2013.10.017
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The validity of Steinmetz law describing the dc energy losses as a function of maximum induction has been investigated for iron based soft magnetic composites (SMCs) up to 1.4 T with the effort to find a physical meaning of the coefficients in Steinmetz law. In the Rayleigh region the coefficients were expressed mathematically using the Rayleigh law. Further the "range of validity of Steinmetz law" was found to be from 0.3 T to 1.2 T, The typical "straight" shape of hysteresis loops of SMCs at lower maximum induction was approximated by linear functions in order to express the dc losses in form of Steinmetz law. (C) 2013 Elsevier B.V. All rights reserved,
引用
收藏
页码:65 / 70
页数:6
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