俄制800MW单元机组外围辅机控制系统改造

Retrofitting of peripheral auxiliary equipment control system of Russia-made800MW generating units

介绍采用可编程控制器(PLC)对火电厂外围辅机进行监控,通过计算机网络通信技术将各PLC联网,实现全厂生产过程的集中监控。介绍绥中发电有限责任公司800MW机组控制系统改造中的经验和体会。

The article briefs the monitoring and control of peripheral auxiliaries of thermal power plant using PLC,interconnection of various PLCs through computer network-communication technology,to realize the centralized monitoring and control of whole plant production process,and also briefs the experiences and understanding of control system retrofitting of800MW generating units in Suizhong Power Generation Corporation.