Design and Analysis of a V-Shaped Permanent Magnet Vernier Motor for High Torque Density

查看全文 作　　者：Zixuan [1,2]Xiang;Weiling [2]Pu;Xiaoyong [1,2]Zhu;Li [2]Quan

机构地区：[1]IEEE;[2]School of Electrical and Information Engineering,Jiangsu University,Zhenjiang 212013,China

出　　处：《CES Transactions on Electrical Machines and Systems》索引2022年第6卷第1期,共9页

基　　金：supported in part by the Natural Science Foundation of China under Grant 52177046,51991385,51807081 and 51937006;in part by the China Postdoctoral Science Foundation under Project 2020T130256 and 2018M642178。 摘　　要：This paper proposes a V-shaped permanent magnet vernier(V-PMV)motor for potential applications in direct drive system.By designing suitable pole slot ratio and adopting the V-shaped PM topology and dummy slots in rotor,the flux leakage can be avoided effectively.Meanwhile,the high-order harmonics with large amplitude in the airgap magnetic field are fully utilized and served as the effective working harmonics,which aim at enhancing the output torque and reducing the torque ripple.Moreover,to extensively explore the performance advantages of the V-PMV motor,a multi-objective optimization study is carried out.And,the electromagnetic performances of the V-PMV motors are analyzed and compared in detail.Finally,a prototype machine is built and tested.Both theoretical analysis and experimental results verify the validity of the motor and multi-objective optimization design approach. 关键词：Flux modulation motor PM Vernier motor PM utilization Working harmonics Optimization design

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Design and Analysis of a V-Shaped Permanent Magnet Vernier Motor for High Torque Density

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