Design and Optimization of a Magnetizer for High Frequency Rotational Magnetic Characterization for Nanocrystalline Alloy
Chen Long, Wang Youhua, Zhao Hanyu, Ge Wenqi, Wang Miao
Province-Ministry Joint Key Laboratory of Electromagnetic Field and Electrical Apparatus Reliability Hebei University of Technology Tianjin 300130 China
Abstract:Rotational core loss is widely distributed in the T-joint of high frequency transformer and the stator of high speed motor. In order to have a better understanding of such properties, rotational core loss need to be characterized accurately in high frequencies. In this paper, four different magnetizing structures have been analyzed through the finite element method. The influence of the structures on the accuracy has been discussed. A new type magnetizer for high frequency two-dimensional magnetization is developed considering the physical characteristics of nanocrystalline alloy. The yoke geometric structure is optimized, which can extend the measuring frequency up to 10kHz.
陈龙, 汪友华, 赵浛宇, 戈文祺, 王苗. 超微晶合金旋转磁特性测量用励磁装置的设计与优化[J]. 电工技术学报, 2016, 31(22): 19-27.
Chen Long, Wang Youhua, Zhao Hanyu, Ge Wenqi, Wang Miao. Design and Optimization of a Magnetizer for High Frequency Rotational Magnetic Characterization for Nanocrystalline Alloy. Transactions of China Electrotechnical Society, 2016, 31(22): 19-27.
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