基于变频器和PLC的四辊轴交流传动控制系统设计  

Control System Design of Four Rollers AC Transmission Based on Inverter and PLC

作　　者：王彦[1] 左为恒[1] 李昌春[1] 

机构地区：[1]重庆大学电气工程学院,重庆400030

出　　处：《电机与控制应用》2010年第4期54-58,62,共6页Electric machines & control application

摘　　要：介绍了四辊轴交流传动控制系统的设计,采用ABB公司的两型变频器ACS550、ACS800和西门子公司的S7-226型可编程逻辑控制器(PLC)实现异步电机变频调速的PLC控制系统,PLC和变频器之间通过Modbus协议进行串行数据通信,共同实现对4台电机的速度同步控制。该系统能够实现交流传动的速度链和负荷分配及张力控制,具有很强的工程模拟性能和实用价值。The design of four rollers AC transmission control system was described,by the use of ABB two types of inverter ACS 550,ACS 800 and Siemens PLC-S7-226 to achieve the PLC control system of asynchronous motor variable frequency speed regulation,between the PLC and inverter there is the serial data communication using the Modbus agreement,they work together to achieve the four motors＇speed control.The system could achieve the speed chain and load distribution and tension control of AC drive,with a great engineering simulation performance and practical value.

关 键 词：速度同步控制 变频器 可编程逻辑控制器 

分 类 号：TM921.51[电气工程—电力电子与电力传动]