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Magnetic hysteresis under compressive stress: a multiscale-Jiles-Atherton approach
IEEE Transactions on Magnetics ( IF 2.1 ) Pub Date : 2020-02-01 , DOI: 10.1109/tmag.2019.2946115
L. Bernard , B. J. Mailhe , S. L. Avila , L. Daniel , N. J. Batistela , N. Sadowski

Based on multiscale modeling of the anhysteretic magnetization considering mechanical stress and crystallographic texture effects, an extension of the Jiles–Atherton (J-A) hysteresis model is proposed. The magnetization and the volume fractions given by the multiscale approach are advantageously used in the J-A model to modify the anhysteretic magnetization and the pinning parameter. The parameters of the proposed model are identified in order to fit with the characterization results under compressive stress using two sets of experimental data. Using the same optimized parameters, the model is tested for the representation of loops under other stress conditions to evaluate its prediction capabilities.

中文翻译:

压缩应力下的磁滞:多尺度-吉尔斯-阿瑟顿方法

基于考虑机械应力和晶体织构效应的非磁滞磁化的多尺度建模,提出了 Jiles-Atherton (JA) 磁滞模型的扩展。多尺度方法给出的磁化强度和体积分数有利地用于 JA 模型中,以修改非磁滞磁化强度和钉扎参数。使用两组实验数据确定所提出模型的参数,以便与压缩应力下的表征结果相吻合。使用相同的优化参数,测试模型在其他应力条件下的回路表示,以评估其预测能力。
更新日期:2020-02-01
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