汽车工程 ›› 2023, Vol. 45 ›› Issue (1): 157-168.doi: 10.19562/j.chinasae.qcgc.2023.01.018
所属专题: 新能源汽车技术-电驱动&能量管理2023年
• • 上一篇
袁秋华1,胡军峰1(),阮刘明1,李勤华1,陈敏治1,邓晓龙1,汤天宝1,刘文强1,2
收稿日期:
2022-07-17
修回日期:
2022-08-16
出版日期:
2023-01-25
发布日期:
2023-01-18
通讯作者:
胡军峰
E-mail:hujunfeng@geely.com
Qiuhua Yuan1,Junfeng Hu1(),Liuming Ruan1,Qinhua Li1,Minzhi Chen1,Xiaolong Deng1,Tianbao Tang1,Wenqiang Liu1,2
Received:
2022-07-17
Revised:
2022-08-16
Online:
2023-01-25
Published:
2023-01-18
Contact:
Junfeng Hu
E-mail:hujunfeng@geely.com
摘要:
某型号混合动力专用变速器在动总台架及整车试验过程中发生P1电机输入轴断裂的问题,在排除电机输入轴本身强度问题的基础上,首次发现在P1电机连续短时起动发动机过程中存在双质量飞轮(DMF)的共振并圈现象。在此基础上,建立一维动力学仿真模型,验证了双质量飞轮的共振并圈现象,发现该现象导致电机输入轴产生的转矩为正常起动过程中转矩的5~6倍。最后提出一种优化起动过程的控制策略,解决了双质量飞轮的共振并圈,进而解决电机输入轴的断裂问题,同时也优化了整车起动过程的NVH性能。这为混合动力系统开发过程中类似问题的解决提供了一种新的思路,具有很强的指导意义和工程价值。
袁秋华,胡军峰,阮刘明,李勤华,陈敏治,邓晓龙,汤天宝,刘文强. 混动专用变速器电机输入轴断裂问题分析解决[J]. 汽车工程, 2023, 45(1): 157-168.
Qiuhua Yuan,Junfeng Hu,Liuming Ruan,Qinhua Li,Minzhi Chen,Xiaolong Deng,Tianbao Tang,Wenqiang Liu. Analysis and Solution of Motor Input Shaft Fracture of Dedicated Hybrid Transmission[J]. Automotive Engineering, 2023, 45(1): 157-168.
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