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A Novel Radiating Rib Structure of Switched Reluctance Motor for Low Acoustic Noise
Author(s): 
Pages: 34-38
Year: Issue:  9
Journal: TRANSACTIONS OF CHINA ELECTROTECHNICAL SOCIETY

Keyword:  开关磁阻电机振动模态分析散热筋;
Abstract: 振动和噪声问题阻碍了开关磁阻电机的推广应用.由于定子的径向振动是开关磁阻电机噪声的主要根源,因此定子振动系统的模态分析是降噪研究的有效手段.本文在散热筋用料一定的条件下,通过改变散热筋结构形式、高度、根数以及形状,建立了八种计算模型,利用三维有限元模态分析对这些模型进行了仔细的分析和比较,最后得出了最有利于降噪和散热的散热筋结构是高度高、根数多、上窄下宽的梯形截面的周向散热筋的结论.本文的研究对于低噪声开关磁阻电机设计具有很好指导意义.
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