矿用隔爆移动负荷中心漏电保护方法研究  

Study on Electricity Leakage Protection Method in Mining Flameproof Movable Load Center

作　　者：魏杰[1] 朱熀秋[1] 周超[1] 孙玉坤[1] 

机构地区：[1]江苏大学电气信息工程学院,江苏镇江212013

出　　处：《电工电气》2011年第8期12-17,共6页Electrotechnics Electric

基　　金：江苏省科技成果转化专项资金项目(BA2006066)

摘　　要：采用切实可行的漏电保护方法,对于井下安全供电具有重要意义。介绍了矿用隔爆移动负荷中心漏电故障产生的原因及发生漏电故障的危害,对现有的各种漏电保护方法的原理与优缺点进行了分析,为漏电保护方法的选择及装置的进一步深入研究奠定了理论基础。Adopting practical and feasible electricity leakage protection method is with great significance for mining under well power supply safety.Introduction was made to causes of electricity leakage fault generation in mining flameproof movable load center and harms of electricity leakage fault.Principles,advantages and disadvantages of various existing electricity leakage protection methods were analyzed so as to lay a firm theoretical foundation for selection of electricity leakage protection methods and further deep study for devices.

关 键 词：隔爆移动负荷中心 漏电保护 选择性 零序电流 零序电压 

分 类 号：TD611.5[矿业工程—矿山机电]