轨道车辆牵引系统接地故障点检测方法研究  

Research on Earth Fault Point Detection Method in Rolling Stock Traction System

作　　者：高吉磊 郑雪洋 刘洋 赵震 周义杰 GAO Jilei;ZHENG Xueyang;LIU Yang;ZHAO Zhen;ZHOU Yijie(Locomotive&Car Research Institute,China Academy of Railway Sciences Corporation Limited,Beijing 100081,China;Beijing Zongheng Electro-Mechanical Technology Co.,Ltd.,Beijing 100081,China)

机构地区：[1]中国铁道科学研究院集团有限公司机车车辆研究所,北京100081 [2]北京纵横机电科技有限公司,北京100081

出　　处：《机车电传动》2020年第5期144-148,共5页Electric Drive for Locomotives

基　　金：中国国家铁路集团有限公司科技研究开发计划项目(N2019J014)。

摘　　要：介绍了轨道车辆牵引系统接地故障检测的基本原理,对轨道车辆牵引系统存在不同接地故障点时的接地电压特征进行了分析,提出了牵引系统接地故障点的检测方法。试验结果证明了所提出方法的正确性和有效性。The basic principle of earth fault detection for traction system of rolling stock was introduced. Based on the earth voltage characteristics analysis in case of different earth faults points in rolling stock traction system, the method of detecting earth fault point of rolling stock traction system was proposed. The experimental results proved the correctness and effectiveness of the proposed method.

关 键 词：动车组 轨道车辆 牵引系统 接地故障 故障诊断 仿真 

分 类 号：U266.2[机械工程—车辆工程]