小电流接地系统单相接地故障选线装置测试方法综述  

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

作　　者：林文钦 孙东 高金龙 王涛[2,4] 魏晶鑫 Lin Wenqin;Sun Dong;Gao Jinlong;Wang Tao;Wei Jingxin(State Grid Fujian Economic Research Institute,Fuzhou Fujian 350001;Electrical Engineering College,Northeast Electrical Power University,Jilin Jilin 132012;State Grid Jilin Electric Power Co.Ltd,Changchun Jilin 130021;Jinan Zenergy Electric Co.,Ltd.,Jinan Shandong 250013)

机构地区：[1]国网福建省电力有限公司经济技术研究院,福建福州350001 [2]东北电力大学电气工程学院,吉林吉林132012 [3]国网吉林省电力有限公司,吉林长春130021 [4]济南置真电气有限公司,山东济南250013

出　　处：《东北电力大学学报》2019年第3期52-58,共7页Journal of Northeast Electric Power University

基　　金：国家自然科学基金资助项目(51877034)

摘　　要：小电流接地系统中常采用单相接地故障选线装置进行故障选线,但目前针对不同原理的装置进行测试问题一直没有得到很好的解决.针对这一现状,结合标准规程、仿真研究和专利文献,对现有的测试方法进行了归纳,分析了这些方法的原理、使用条件及存在的问题,总结了这些方法优缺点和应用范围.最后指出了单相接地故障选线装置测试技术的发展方向.In small current neutral grounding systems,the faulty line selection device of single-phase grounded transmission line is often used for fault line selection,but the problem of testing for different principle devices has not been solved well.According to such a situation and combining standard procedures,simulation studies and patent literature,existing test methods are generalized,and working principles,application conditions and existing defects of these test methods are analyzed,meanwhile the advantages and disadvantages of these methods and the scope of application are summarized.Finally,the development trend of testing technologies of the faulty line selection device of single-phase grounded transmission line is pointed out.

关 键 词：小电流接地系统 故障选线 继电保护 装置测试 

分 类 号：TM77[电气工程—电力系统及自动化]