电流互感器极性分析判断及应用  

Polarity Analysis and Application of Current Transformer

作　　者：朱晶京 周智鹏 谢睦宇 张景怡 ZHU Jingjing;ZHOU Zhipeng;XIE Muyu;ZHANG Jingyi(Fangchenggang Power Supply Bureau of Guangxi Power Grid Co.,Ltd.,Fangchenggang 538000,China)

机构地区：[1]广西电网有限责任公司防城港供电局,广西防城港538000

出　　处：《电工技术》2022年第17期109-111,共3页Electric Engineering

摘　　要：首先对电流互感器极性的基本概念和检测方法进行了介绍,并提出示波器法。其次对工程完工后发现电流互感器极性错误问题,总结并提出了在设备投运前判定电流极性的方法。First,the basic concept and detection method of current transformer polarity are introduced,and an oscilloscope method is presented.Secondly,aiming at the polarity error of current mutual inductor found after the completion of the project,a method to determine the polarity of current before the equipment is put into operation is summarized and presented.

关 键 词：电流互感器极性 继电保护 示波器 

分 类 号：TM452[电气工程—电器]