动车组牵引电机温度熔断器故障分析和改进措施  

Failure Analysis and Improvement Measures of EMUs Traction Motor Temperature Fuse

作　　者：钟福兵 罗莹 ZHONG Fubing;LUO Ying(CRRC Zhuzhou Electric Co.,Ltd.,Zhuzhou,Hunan 412001,China;Hunan Liancheng Rail Equipment Co.,Ltd.,Zhuzhou,Hunan 412001,China)

机构地区：[1]中车株洲电机有限公司,湖南株洲412001 [2]湖南联诚轨道装备有限公司,湖南株洲412001

出　　处：《机车电传动》2019年第4期150-152,共3页Electric Drive for Locomotives

摘　　要：简要介绍了动车组牵引电机温度熔断器的工作原理和结构,对其产生的故障原因进行分析并提出相应的改进措施,通过试验验证和动车组车辆实际运用验证,确认了改进措施的有效性。The work principle and structure of the temperature fuse for traction motor of EMUs was introduced briefly.Fault of the fuse was analyzed and corresponding improvement measures were put forward.The effectiveness of measure was confirmed by test and actual operation of EMUs.

关 键 词：动车组 牵引电机 温度熔断器 故障诊断 改进措施 

分 类 号：U266.2[机械工程—车辆工程] U269.6[交通运输工程—载运工具运用工程]