| 基于PLC的电牵引采煤机电控系统优化设计 |
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| 引用本文： | 张金富,李长军.基于PLC的电牵引采煤机电控系统优化设计[J].煤矿机电,2011(1). |
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| 作者姓名： | 张金富 李长军 |
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| 作者单位： | 河南煤化集团公司,赵固二矿,河南,焦作,454000 |
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| 摘 要： | 针对煤矿电牵引采煤机单片机控制系统存在的维修量大、事故频繁等缺点,采用PLC、变频器及触摸屏对其电气控制系统进行优化设计,实践表明,优化后的系统实现了对采煤机工作状态的在线监测和故障诊断,运行可靠,具有良好的工业应用前景。重点介绍控制系统的总体组成及PLC的控制过程。
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| 关 键 词： | 电牵引采煤机 可编程控制器 变频器 电控系统 |
Optimization Design of Electrical Control System on Electrical Haulage Shearer Based on PLC |
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| ZHANG Jin-fu,LI Chang-jun.Optimization Design of Electrical Control System on Electrical Haulage Shearer Based on PLC[J].Colliery Mechanical & Electrical Technology,2011(1). |
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| Authors: | ZHANG Jin-fu LI Chang-jun |
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| Affiliation: | ZHANG Jin-fu,LI Chang-jun(Henan Coal Chemical Industry Group Co.,Ltd.,No.2 Zhaogu Coal Mine,Jiaozuo 454000,China) |
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| Abstract: | According to the disadvantages of a lot of maintenance and frequent accidents with original SCM(single chip microcomputer) control system of electrical haulage shearer,using PLC,frequency converter and touch screen to optimization design on electrical control system.Practice shows that the improved system realizes online monitoring and fault diagnosis of shearer.Moreover,it also has reliable running,which has good prospects for industrial applications.The overall composition of the control system and the PL... |
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| Keywords: | electrical traction shearer PLC frequency converter electrical control system |
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