WK-4型电铲直流电控系统技术改进  

On technical improvements of DC electric control system for WK-4 electric shovel

作　　者：高存斌[1] 

机构地区：[1]太钢峨口铁矿采矿分厂,山西代县034207

出　　处：《冶金矿山设计与建设》2001年第2期26-27,共2页Metal Mine Design & Construction

摘　　要：针对 WK- 4电铲直流电控系统存在的问题 ,提出了用“数字控制系统”替代“磁性触发器”触发可控硅的改进方案。In view of the problems existed in the DC electric control system of WK-4 electric shovel, the improvement scheme of replacing “magnetic trigger” with “digital control system” for triggering thyristor was proposed.

关 键 词：电控系统 磁性触发器 动态特性异变 WK-4型电铲 技术改进 

分 类 号：TD631[矿业工程—矿山机电]