摘要
介绍了新城变35 kV电压互感器投运后出现的异常情况,通过2种接线方式对电压互感器的异常现象进行断相检查过程及数据分析和判断,并且提出了解决方案。
The paper introduces the abnormal conditions after voltage transformer putting into operation in Xingcheng substation, and makes open - phase protection and data analysis on the abnormal conditions through two kinds of wiring mode, as well as puts forward sloving method.
出处
《青海电力》
2009年第4期5-7,共3页
Qinghai Electric Power
关键词
电压互感器
断相
极性
接线
谐振
voltage transformer
open - phase
polar
wiring
resonant