煤矿井下电网漏电电流的确定及其保护技术分析

Determining of Leakage Current of Electric Network in Coal Mine Shaft and Aalysis of Its Protective Technology

介绍了煤矿井下高低压供电电网漏电电流的确定方法及其保护技术,阐述了目前技术的优缺点,分析了新技术的发展趋势。

This paper introduces the determining method of high-low supply network leakpage current in the coal mine shaft,and the protection thchnology for it ,expounds the virtues and defects of present technology,analyse the developing trend of new technology.