铁磁材料静态特性实验中的退磁、稳磁研究STUDY ON DEMAGNETIZATION AND STABILIZATION IN EXPERIMENT OF STATIC CHARACTERISTICS OF FERROMAGNETIC MATERIALS
尹教建,刘将,张津浩,鲁海彤,刘彦民,周小岩,李静,韩立立,王军
摘要(Abstract):
采用静态直流法研究了软磁、半硬磁和硬磁三种铁磁材料的退磁特性,分析了2种不同形式的退磁曲线特性,探讨了退磁机理,以瑞利磁滞回线模型为例建立了退磁模型。研究了稳磁对3种铁磁材料磁滞回线的影响规律,确定了最佳稳磁次数,分析了磁滞回线不闭合的原因,建立了磁黏滞系数含碳量模型,实验结果表明该模型具有一定的合理性。
关键词(KeyWords): 铁磁材料;退磁曲线;稳磁;磁滞回线
基金项目(Foundation): 中国石油大学(华东)2018年教学改革项目(JY-B201858);中国石油大学(华东)2018年混合式教学方法改革项目(HJ201813);中国石油大学(华东)2018年实验技术改革项目(SZ201824)资助;; 2017年大学生创新创业训练计划资助项目(20171399)
作者(Author): 尹教建,刘将,张津浩,鲁海彤,刘彦民,周小岩,李静,韩立立,王军
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