基于VB和B&R PLC的电动伺服闭环控制系统的研究与开发  

Electric Servo Closed Loop Control System Based on VB and B&R PLC

作　　者：张振岩[1] 胡世广[1] 丁昕[1] Zhang Zhenyan

机构地区：[1]中国汽车技术研究中心有限公司,天津300300

出　　处：《工业控制计算机》2019年第4期1-2,5,共3页Industrial Control Computer

摘　　要：该系统上位机采用研华工业控制计算机,VB 6.0开发人机交互界面,下位机采用B&R X20 PLC,C语言开发控制程序和算法。通信基于Etherent POWERLINK,采用UDP协议实现上下位机信息和指令交互,采用TCP协议进行实时数据传输。系统基于PID闭环控制,实现载荷和位移闭环控制,系统控制精度高,响应速度快,已成功应用于制动卡钳滑阻测试系统。The upper computer uses Yanhua industrial control computer and VB 6.0 to develop man-machine interface in this paper,and the lower computer uses B&R X20 PLC and C language to develop control programs and algorithms.Communication is based on Etherent POWERLINK.UDP protocol is used to realize the interaction between upper and lower computer information and instructions.TCP protocol is used for real-time data transmission.The system is based on PID closed-loop control,realizing load and displacement closed-loop control.The system has high control accuracy and fast response speed.

关 键 词：VB B&R PLC 电动伺服 闭环控制 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]