闭环优化控制系统在火电厂中的应用及前景

The Application and Prospect of Closed-Loop Optimization Control System in Thermal Power Plants

闭环优化控制系统在火电厂中能够使自动调节品质得到提高。介绍了国内火电厂对闭环优化控制系统的需求,详细分析了引进型闭环优化控制系统的结构与控制效果,并在此基础上进一步阐述了国产闭环优化控制系统的新型结构与实际控制效果的有效性,最终,对闭环优化控制系统在使用中应注意的问题,如与DCS控制切换中的自检、跟踪、报警等重要因素进行了总结,旨在为发电行业使用优化控制系统提供有利的技术依据和参考。

The closed-loop optimization control system is capable of enhancing the automatic control quality in thermal power plants.This paper presents the requirements for the closed-loop optimization control system from domestic thermal power plants and then analyzes the architecture and effects of the imported closed-loop optimization control system in details.Based on that,it elaborates the new architecture and actual effectiveness of the domestically-manufactured system.Finally,the issues that need more attention in practice are put forward so as to provide beneficial technical reference for the power generation industry,such as self-checking,tracking and alarming functionalities in the process of switchover to DCS control.