摘要
变电站为了保护电气设备和人员的安全,都设置了接地网。文章介绍了各种形式的接地系统对接地网接地电阻的要求,分析了不同的接地系统入地故障电流的计算方法。
In order to protect the safety of electrical equipment and personnel,grounding grid is set up in substation.This paper introduces the requirements of various grounding systems for grounding resistance of grounding grid,and analyzes the calculation methods of fault current into earth for different grounding systems.
作者
远飞
YUAN Fei(Wuxi Institute of Commerce,Wuxi,Jiangsu,China 214153)
出处
《湖南邮电职业技术学院学报》
2020年第4期18-20,共3页
Journal of Hunan Post and Telecommunication College
关键词
变电站接地网
接地电阻
入地故障电流
substation grounding grid
grounding resistance
fault current into earth
