井下供电相敏短路保护技术的现状与研究  

Current Situation and Research of Underground Power Phase Sensitivity Short Circuit Protection Technology

作　　者：高树仓 

机构地区：[1]河南神火煤电股份有限公司,河南永城476600

出　　处：《煤炭与化工》2014年第6期146-147,共2页Coal and Chemical Industry

摘　　要：针对煤矿井下低压供电系统相敏短路保护技术的现状,对比了几种常用相敏保护装置的类型、保护方式及技术特点,展望了矿井智能化配电系统的发展趋势,对相敏短路保护器的选用具有参考价值。Based on coal mine underground low-voltage power supply system the present situation of the phase-sensitive short-circuit protection technology, the several common types of phase-sensitive protection device, protection method and technical characteristic were compared, the development trend of the mine intelligent power distribution system, which had a reference value for the selection of phase-sensitive short-circuit protector.

关 键 词：矿井电网 相敏保护 功率因数 智能化 

分 类 号：TD611[矿业工程—矿山机电]