井下电机车直流供电系统的技术改造

Technical modification of DC supply system for well electric locomotive

阐述了老矿山井下电机车直流供电系统的诸多弊病。及采取大容量整流设备、放射式集中供电的技改措施和取得的良好效果。

Many disadvantages of DC supply system for well electric locomotive in old mine are stated,the technical modification measures of applying large capacity rectification equipment,radial and centralized supply system and achieved good result are also presented.