Application of PLC in the Crane Control System of MJTR
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摘要: 介绍可编程控制器(PLC)在堆厅吊车(吊钩桥式起重机)控制系统中的应用。系统以PLC为核心,采用变频器和光电开关等器件,实现遥控、手动和自动对中功能。重点介绍孔道自动对中功能的程序设计。Abstract: The paper describes the application of PLC (Programmable Controller) in the control system of the bridge crane. PLC is the essential part of the control system, which uses some equipment such as fre-quency transformer and photoelectric switch to implement remote, manual and automatic centering functions. This paper emphasizes the programming of the automatic hole centering.
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Key words:
- PLC (Programmable Controller) /
- Photoelectric switch /
- Crane /
- Automatic centering
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