基于PLC的桥式起重机控制系统的设计

Control System's Design Based on PLC Bridge-type Hoist Crane

电气传动系统中广泛采用可编程序控制器,使得传动系统的性能发生了质的变化。本文结合PLC和交流变频调速技术详细介绍了其在桥式起重机上的应用,以及PLC控制的桥式起重机变频调速系统的硬件构成和系统软件的实现。对于相似情况的控制系统,可提供一定的借鉴和参考。

The programmable controller is widely used in the electric drive system,which enables the transmission system＇s performance to have the archery target change.This article introduces its application in detail on the bridge-type hoist crane by unifying PLC and the exchange frequency conversion velocity modulation technology,as well as PLC controlling bridge-type hoist crane frequency conversion velocity modulation system＇s hardware constitution and system software＇s realization.It may provide a certain model and refer to the similar control system.