煤电钻综合保护装置的改进分析  

Analysis on the Improvement of the Synthetical Protection Setof the Coal Electric Drill

作　　者：郭永东[1] 

机构地区：[1]焦作工学院电气工程系

出　　处：《焦作工学院学报》1998年第3期209-212,共4页Journal of Jiaozuo Institute of Technology(Natural Science)

基　　金：煤炭部科研基金

摘　　要：通过分析和计算说明老式煤电钻综合保护装置在漏电保护和执行电路中存在的问题．实践证明，经过改进的新式煤电钻综合保护功能得到了进一步完善，使用更加安全．The problems in leakage protection and executive circuit of synthetical protection set in coal electric drill have been analyzed and calculated.Some improvement performances have made the protection safer,more reliable and perfect in the new designed synthetical protection set of coal electric drill.

关 键 词：煤电站 漏电保护 电压跟随 综合保护装置 

分 类 号：TD421.25[矿业工程—矿山机电]