SF6电流互感器典型漏气缺陷分析  

Analysis of a Typical Gas Leakage Defect of SF。Current Transformer

作　　者：刘奇 吴松锜 李舟 肖卓宇 周兴华 陈当 LIU Qi;WU Songqi;LI Zhou;XIAO Zhuoyu;ZHOU Xinghua;CHEN Dang(State Grid Yiyang Electric Power Supply Company,Yiyang 413000,China;State Grid Huaihua Electric Power Supply Company,Huaihua419300,China)

机构地区：[1]国网湖南省电力有限公司益阳供电分公司,湖南益阳413000 [2]国网湖南省电力有限公司怀化供电分公司,湖南怀化419300

出　　处：《湖南电力》2020年第3期31-33,37,共4页Hunan Electric Power

摘　　要：本文对一例SF6电流互感器典型漏气缺陷进行跟踪和定位,通过充气阀门金属检测和腐蚀成分检测,查明了漏气缺陷产生的原因,最后提出了相关处理建议,对户外充气类设备漏气缺陷诊断和充气阀门材质选型提供了参考。This paper tracks and locates a typical gas leakage defect of SF6 current transformer.Through metal detection and corrosion composition detection of inflation valve,the causes of the gas leakage defect are found out.Finally,relevant treatment suggestions are put forward,which provide a reference for the diagnosis of gas leakage defect of outdoor inflation equipment and the material selection of inflation valve.

关 键 词：SF6 电流互感器 红外检漏 充气阀门 晶间腐蚀 剥落腐蚀 

分 类 号：TM452[电气工程—电器]