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矩形波激励下磁芯损耗的研究 被引量:1

The study of the core loss under the rectangular wave
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摘要 磁性元件的磁芯损耗与功率变换器的效率息息相关,功率变换器中磁性元件的激磁电压是占空比可调的矩形波,因此矩形波激励下磁性元件的磁芯损耗模型的精确预测有助于磁性元件的设计和优化。本文基于修正的斯坦麦茨方程提出新型的矩形波激励下磁芯损耗预测模型,经前期建立的磁芯损耗测量装置的实验验证,证实其能精确地预测矩形波激励下的磁芯损耗,且能描述占空比不等于0.5的矩形波激励下磁滞回线不对称的物理现象。
作者 汪晶慧 陈为
出处 《磁性元件与电源》 2015年第11期117-121,共5页 Components and Power
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