城市轨道交通杂散电流对电网变压器的影响及分析  

The Impact and Analysis of Stray Currents in Urban Rail Transit on Power Grid Transformers

作　　者：阮庄 丁永盛 杨帆 阮嘉诚 唐泽洋 RUAN Zhuang;DING Yongsheng;YANG Fan;RUAN Jiacheng;TANG Zeyang(Hubei Fangyuan Dongli Electric Power Science Research Co.,Ltd.,Wuhan 430077,China;Hubei Electric Power Co.,Ltd.,Electric Power Science Research Institute,Wuhan 430077,China)

机构地区：[1]湖北方源东力电力科学研究有限公司,湖北武汉430077 [2]湖北省电力有限公司电力科学研究院,湖北武汉430077

出　　处：《通信电源技术》2024年第4期66-68,共3页Telecom Power Technology

摘　　要：文章围绕城市轨道交通杂散电流的形成路径及其对电网变压器产生的主要影响展开分析,阐述电网变压器保护措施,研究基于串联电容法的隔直设备及其对电网变压器保护的影响,以确保城市电网的稳定运行和变压器装置的正常使用。This paper analyzes the formation path of stray current in urban rail transit and its main influence on power grid transformer,expounds the protection measures of power grid transformer,and studies the DC isolation equipment based on series capacitance method and its influence on power grid transformer protection,so as to ensure the stable operation of urban power grid and the normal use of transformer devices.

关 键 词：串联电容法 杂散电流 电网变压器 

分 类 号：U239.5[交通运输工程—道路与铁道工程] TM41[电气工程—电器]