液力变矩器故障导致整车动力中断的分析  

Analysis of Vehicle Power Interruption Caused by Fault of Hydraulic Torque Converter

作　　者：张雅琨 梁宗峰 常健 朱军 黄文 ZHANG Yakun;LIANG Zongfeng;CHANG Jian;ZHU Jun;HUANG Wen(Science and Technology Center,Chongqing Jinkang SERES New Energy Vehicle Design Institute Co.,Ltd.,Chongqing 402260,China)

机构地区：[1]重庆金康赛力斯新能源汽车设计院有限公司科技中心,重庆402260

出　　处：《汽车零部件》2021年第10期78-81,共4页Automobile Parts

摘　　要：CVT无级变速器内部结构复杂,出现故障时,对问题的有效整改取决于对失效源头的确切判断。基于车辆可靠性试验中出现的动力中断故障,系统地对变速器内部问题源头查找分析,锁定液力变矩器内部失效零部件,并对失效点进行了设计更新和试验验证。证实了该方案的有效性与可靠性。The internal structure of CVT is complex,and the effective rectification of the problem depends on the accurate determination of the source of failure.Based on the power interruption fault in the reliability test of the vehicle,the source of the internal problem of the transmission was searched and analyzed systematically,the internal failure parts of the hydraulic torque converter were found,and the solution designing was updated and verified by the test.The effectiveness and reliability of the new scheme are verified.

关 键 词：CVT变速器 液力变矩器 涡轮闭锁分总成 动力中断 

分 类 号：U461.7[机械工程—车辆工程]