摘要
阐述了矿山井下保护接地设计的特殊性和基本要求。以某小型铁矿为例,详细介绍了矿山电气设计中,对于井下保护接地的设计思路、计算方法和注意事项。
This paper describes the particularity and basic requirements of underground protective grounding design for mine.Taking a small iron ore as an example,the paper describes the design idea,calculation method,and matters needing attention of underground protective grounding in mine electrical design in detail.
作者
宋玉
SONG Yu(Minmetals Mining(Anhui)Engineering Co.,Ltd,Hefei 230601,China)
出处
《矿业工程》
CAS
2020年第1期68-69,共2页
Mining Engineering
关键词
井下保护接地
总接地网
总接地网电阻
underground protective earthing
total grounding network
the resistance of total grounding network
