复兴号八轴货运电力机车控制回路接地检测研究  

Research on ground detection of control circuit for Fuxing eight-axle freight electric locomotives

作　　者：宋子龙 仝依泽 SONG Zilong;TONG Yize(CRRC Datong Co.,Ltd.,Datong 037038,China;Southwest Jiaotong University,Chengdu 611756,China)

机构地区：[1]中车大同电力机车有限公司,山西大同037038 [2]西南交通大学,四川成都611756

出　　处：《铁道机车与动车》2024年第4期41-43,I0002,共4页Railway Locomotive and Motor Car

基　　金：中国国家铁路集团有限公司科技研究开发计划重大课题(K2023J025)。

摘　　要：阐述了复兴号八轴货运(FXD1B、FXD2B型)电力机车控制回路接地故障的检测原理,分析了机车外重联时接地检测存在的问题,提出解决措施并实施验证。The paper elaborates on the detection principle of ground faults in the control circuit of the Fuxing eight-axle freight electric locomotives(FXD1B,FXD2B),analyzes the problems in ground detection during external coupling of locomotives,and proposes solutions,which was verified.

关 键 词：控制回路 接地检测 不平衡电桥法 接地故障 

分 类 号：U264.74[机械工程—车辆工程]