摘要
因原有锅炉控制系统存在不足,加之工作人员操作失误,在锅炉运行时故障频繁发生。为提高锅炉系统运行的安全性、可靠性,用S7-200 PLC对原锅炉的控制系统进行了改进,改进后的锅炉运行良好。
The shortcomings of control system and workers＇ unsuitable operation result in fault taking place frequently when the former boiler working. To improve the security and reliability of the boiler system,the paper applied S7-200 PLC to the boiler control system. The improved system works well.
出处
《机械工程与自动化》
2008年第3期135-136,139,共3页
Mechanical Engineering & Automation
关键词
锅炉控制电路
技术改进
PLC
boiler control circuit technology improvement PLC
