摘要
通过对4起不同电气元件接地故障时的零序保护拒动分析,提出了保护装置拒动的可能因素,在保护装置选择等方面给出了预防措施。
Based on the analysis of the failure of zero sequence protection in four grounding faults of different electrical components,the possible factors of the failure of pro⁃tection devices are put forward,and preventive measures are given for the selection of pro⁃tection devices.
作者
苏国友
袁军芳
SU Guoyou;YUAN Junfang(Maanshan Iron and Steel Co.,Ltd.,Maanshan,Anhui 243000,China)
出处
《冶金动力》
2021年第6期5-7,共3页
Metallurgical Power
关键词
拒动
零序
饱和
直流分量
action failure
zero sequence
saturation
DC component
