小电流接地系统单相接地故障选线方法综述  

A Survey on Faulty Line Selection Technology for Single-Phase Grounded Transmission Line in Small Current Neutral Grounded System

作　　者：徐海瑞[1] 王力[1] 赵广立[1] 张伟[1] 

机构地区：[1]郑州供电公司,河南郑州450052

出　　处：《河南电力》2012年第4期51-53,64,共4页Henan Electric Power

摘　　要：首先分析了小电流接地系统单相接地时故障信号的特征,然后介绍了目前国内外的小电流接地系统选线方法的原理,分析了其应用条件及优缺点,给出了目前存在的问题。This article first analysis the characteristics of single phase fault in neutral un-direct grounding system.then introduces and analysis the home principles and methods as well as abroad ones on the fault line selection of neutral un-direct grounding system in single phase grounding fault.And finally, summing up the existing problems.

关 键 词：小电流接地系统 单相接地故障 故障选线 

分 类 号：TM862[电气工程—高电压与绝缘技术]