矿用挖掘机开斗机构的电气控制系统  

Electrical Control System for Mine Excavator Opening Mechanism

作　　者：乔建强 Qiao Jianqiang(State Key Laboratory of Mining Equipment&Intelligent Manufacturing,Taiyuan Shanxi 030024;Technical Center of Taiyuan Heavy Industry Co.,Ltd.,Taiyuan Shanxi 030024)

机构地区：[1]矿山采掘装备及智能制造国家重点实验室 [2]太原重工股份有限公司技术中心

出　　处：《机械管理开发》2019年第12期249-251,共3页Mechanical Management and Development

摘　　要：矿用挖掘机开斗机构的性能和稳定性直接影响挖掘机的生产效率,基于此,阐述了目前WK系列矿用挖掘机开斗机构各种控制系统的组成及控制方法,重点研究了开斗机构交流变频系统的组成、控制方法,提出了冲击式的开斗控制和力矩补偿式开斗控制的控制原理和实现方法,得出了“力矩补偿式开斗控制是一种性能最优的方案,可以大幅延长开斗绳的使用寿命,提高挖掘机的可动率”的结论。The performance and stability of the mining excavator's opening mechanism directly affects the production efficiency of the excavator.This paper describes the composition and control methods of various control systems of the WK series mining excavator opening mechanism,focusing on the opening mechanism.The composition and control method of the AC variable frequency system are proposed.The control principle and implementation method of the impact type open control and the torque compensation type open control are proposed.It is concluded that the torque compensation type open control is an optimal performance scheme.It can greatly extend the service life of the rope and improve the mobility of the excavator.

关 键 词：矿用挖掘机 开斗 交流变频 

分 类 号：TD422.2[矿业工程—矿山机电]