煤矿井下漏电保护技术现状分析  

Analysis of Leakage Protection Technology of Coal Mine

作　　者：孔庆宇[1] 

机构地区：[1]同煤集团,山西大同037003

出　　处：《煤矿机械》2015年第7期9-11,共3页Coal Mine Machinery

摘　　要：介绍了漏电保护的概念、发展以及我国当前比较主流的高低压漏电保护技术与系统组成,重点对漏电保护的参数设定与存在的缺陷进行阐述。进一步了解煤矿漏电保护技术。This paper introduces the composition, the development concept of leakage protection, and the present mainstream of high and low voltage leakage protection technology and system, the key parameters of earth leakage protection setting and explained and defects. In order to help us to further understand the mine electric leakage protection technology.

关 键 词：漏电保护 单相接地电容电流 零序电流 动作电阻 

分 类 号：TD611[矿业工程—矿山机电]