小型煤矿桥式起重机的PLC改造  

PLC Transformation of Brige Crane in Small Coal Mine

作　　者：王宇红[1] 侯蕊[1] 

机构地区：[1]秦皇岛职业技术学院,河北秦皇岛066100

出　　处：《煤矿机械》2012年第6期191-193,共3页Coal Mine Machinery

摘　　要：对小型煤矿传统桥式起重机电气控制系统的不足进行了改进,并从技术、经济等方面对改造方案进行了论证。实践表明,采用三菱PLC对起重机控制系统进行技术改造后,提高了系统的可靠性,并降低了其故障检修的难度。The deficiency of electrical control system of a traditional brige crane in small coal mine is improved, and reconstruction scheme is demanstrated in technology and economics. It is shown by practice that reliability of system is increased, and difficulty level of corrective maintenance is decreased, when technology renovation to control system of crane is performed using Mitsubishi PLC.

关 键 词：桥式起重机 电气控制系统 技术改造 三菱PLC 

分 类 号：TD422.4[矿业工程—矿山机电]