Noise and vibration performance of permanent magnet synchronous motor for pure electric vehicle integrated drive system

被引:0
作者
Fang, Yuan [1 ,2 ]
Zhang, Tong [1 ,2 ,3 ]
Yu, Peng [1 ,2 ]
Guo, Rong [1 ,2 ]
机构
[1] New Clean Energy Automotive Engineering Center, Tongji University, Shanghai
[2] School of Automotive Studies, Tongji University, Shanghai
[3] Sino-German College of Applied Sciences, Tongji University, Shanghai
来源
Tongji Daxue Xuebao/Journal of Tongji University | 2015年 / 43卷 / 07期
关键词
Electric powertrain; Electromagnetic excitation; Gear excitation; Permanent magnet synchronous motor; Vibration and noise;
D O I
10.11908/j.issn.0253-374x.2015.07.017
中图分类号
学科分类号
摘要
Based on the dynamic finite element model of electric powertrain, modal analysis was implemented with and without a reducer. After analyzing the mechanism of vibration and noise of the powertrain, dynamic responses of the reducer was calculated by numerical simulation method, which takes the internal dynamic excitation of gears and electromagnetic excitation into consideration. The effects of integrated structure on motor dynamic characteristics were obtained by using frequency domain analysis upon the motor vibration and noise. Finally, an experimental bench was used to test the vibration acceleration and radiation noise of the powertrain in semi-anechoic room, verifying conclusions reached by theoretical analysis. The results show that the modes and the performance of noise, vibration and harshness (NVH) have changed after integrating with the reducer. ©, 2015, Science Press. All right reserved.
引用
收藏
页码:1069 / 1074
页数:5
相关论文
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