特高压变压器夹件接地电流异常的分析与处理  

Analysis and Treatment of an Abnormal Ground Current of UHV Transformer Clamp

作　　者：吴斌 徐庆峰 董俊友 温英才 WU Bin;XU Qingfeng;DONG Junyou;WEN Yingcai(Maintenance Company of State Grid Zhejiang Electric Power Co.,Ltd.,Hangzhou 311232,China)

机构地区：[1]国网浙江省电力有限公司检修分公司,浙江杭州311232

出　　处：《电工技术》2020年第21期138-139,共2页Electric Engineering

摘　　要：对一起特高压变压器夹件接地电流异常变化的案例进行分析。通过综合现场检查情况,结合铁芯夹件接地原理,准确判断出变压器夹件接地电流异常原因。A case of abnormal change of ground current of UHV transformer clamp was analyzed.Based on the comprehensive on-site inspection and the principle of core and clamp grounding,the cause of abnormal grounding current of transformer clamp was accurately determined.

关 键 词：特高压变压器 夹件 接地电流 多点接地 

分 类 号：TM407[电气工程—电器]