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开槽盘式磁力耦合器气隙磁场及转矩分析
Authors
丁逸飞
朱继伟
+4 more
杨凡
杨超君
杭天
邰蒋西
Publication date
1 January 2022
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
针对求解开槽盘式磁力耦合器气隙磁场和转矩的问题,引入子域分析模型,将磁力耦合器沿轴向划分为5个区域,在各区域分界面处建立边界方程;根据开槽盘式磁力耦合器从动盘轭齿与导体交替排列的特性,分别推导了轭齿与铜导体区内的矢量磁位公式;针对端部效应,运用许-克变换对齿槽端面处的磁通密度进行修正;在分别得出轭铁与导体处矢量磁位的基础上,推导得出气隙磁场与电磁转矩公式;将开槽盘式磁力耦合器的结构参数代入理论模型,计算得出轴向气隙磁场分布与机械特性曲线。将计算结果与有限元模拟结果进行对比分析,验证了理论模型的准确性并分析了产生误差的原因
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Last time updated on 06/04/2023