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金属矿山 ›› 2007, Vol. 37 ›› Issue (12): 97-100.

• 机电与自动化 • 上一篇    下一篇

直流调速器在提升机动力制动中的应用

罗金盛1,陈宝民2   

  1. 1.华侨大学;2.本钢南芬露天矿
  • 出版日期:2007-12-15 发布日期:2012-02-07

Application of DC Speed Regulator in Power Braking of Mine Hoist

Luo Jinsheng1,Chen Baomin2   

  1. 1.College of Information Science and Engineering, Huaqiao University;2.Nanfen Open-pit Mine,Ben Steel
  • Online:2007-12-15 Published:2012-02-07

摘要: 以交流提升机TKD-A电控系统改造为背景,介绍全数字调速器6RA70结合S7-300 PLC实现绕线式异步电动机动力制动的控制原理,给出了6RA70关键参数的设置和PLC软件流程。该方法运行稳定可靠,参数配置方便,对矿井提升机TKD-A系统改造设计具有参考价值。

关键词: 矿井提升机, 动力制动, 6RA70, PLC

Abstract: Based on the transformation of AC hoist TKD-A electric control system, the paper presents the control mechanism of realizing the power braking of wound type asynchronous motor by using the combination of all digital speed regulator and S7-300 PLC, and the setup of the key parameters of 6RA70 and PLC software process. This method has the advantages of stable and reliable operation and convenient parameter configuration, being of reference value to the transformation design of TKD-A system of mine hoister.

Key words: Mine hoist, Power braking, 6RA70, PLC