闭环优化控制系统在火电厂中的应用及前景
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摘要
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.
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.
引文
[1]张秋生.热工优化控制在火电厂节能中的应用效果研究[J].中国电力,2016,49(6):6-9.ZHANG Qiusheng.Study on application effect of automatic control optimization on energy saving in thermal power plants[J].Electric Power,2016,49(6):6-9.
[2]火力发电厂优化控制系统技术导则第1部分:基本要求:DL/T1492.1-2016[S].
[3]火力发电厂优化控制系统技术导则第2部分:协调及汽温优化控制系统验收测试:DL/T 1492.2-2016[S].
[4]张秋生,梁华,胡晓花.基于区域并网的AGC和一次调频控制回路的改进[J].热力发电,2010,39(7):69-71.ZHANG Qiusheng,LIANG Hua,HU Xiaohua.Retrofit of control system for AGC and primary frequency conversion based on regional sychronizing and closing into power grid[J].Thermal Power Generation,2010,39(7):69-71.
[5]胡轶群,康静秋,张秋生,等.火电机组低氮燃烧器改造后自动发电控制(AGC)策略优化与应用[J].自动化技术与应用,2016,35(7):5-8,18.HU Yiqun,KANG Jingqiu,ZHANG Qiusheng,et al.AGC strategy optimization and application after low NOx burner retrofit of coalfired power unit[J].Techniques of Automation&Applications,2016,35(7):5-8,18.
[6]吴志刚.电站控制优化系统在600 MW火电机组中的应用[D].保定:华北电力大学,2009.
[7]魏向国,倪敏,马永光.优化控制系统PROFI在定洲电厂中的应用[J].热力发电,2010,39(4):71-75,78.WEI Xiangguo,NI Min,MA Yongguang.Application of optimized control system PROFI in Dingzhou Power Plant[J].Thermal Power Generation,2010,39(4):71-75,78.
[8]李泉,陈波,陈卫,等.TOP7协调优化控制平台在超(超)临界火电机组上的应用[J].浙江电力,2013(6):30-33.LI Quan,CHEN Bo,CHEN Wei,et al.Application of TOP7 optimal coordinated control platform in ultra supercritical thermal power units[J].Zhejiang Electric Power,2013(6):30-33.
[9]陈哲盼.智能控制算法在DCS上的设计与实现[D].保定:华北电力大学,2015.
[10]徐建中,陈益飞.INFIT系统在超超临界发电机组汽温和协调控制中的应用[J].江苏电机工程,2015,34(3):72-74,77.XU Jianzhong,CHEN Yifei.Application of INFIT system for steam temperature and coordination control in ultra-supercritical power unit[J].Jiangsu Electrical Engineering,2015,34(3):72-74,77.
[11]吕剑虹.江苏南通发电有限公司1 050 MW机组AGC、汽温及脱硝优化控制系统竣工报告[R].南京:东南大学,2016.
[12]朱北恒,尹峰,陈波,等.电站热工优化控制平台的开发与安全架构研究[J].浙江电力,2013(3):35-38.ZHU Beiheng,YIN Feng,CHEN Bo,et al.Study of independent development and the security framework of power plant thermal optimized-control platform[J].Zhejiang Electric Power,2013(3):35-38.
[13]火力发电厂模拟量控制系统验收测试规程:DL/T 657-2015[S].
[14]火力发电厂辅机故障快速减负荷技术规程:DL/T 1213-2013[S].
[15]火力发电厂自动发电控制性能测试验收规程:DL/T 1210-2013[S].
[2]火力发电厂优化控制系统技术导则第1部分:基本要求:DL/T1492.1-2016[S].
[3]火力发电厂优化控制系统技术导则第2部分:协调及汽温优化控制系统验收测试:DL/T 1492.2-2016[S].
[4]张秋生,梁华,胡晓花.基于区域并网的AGC和一次调频控制回路的改进[J].热力发电,2010,39(7):69-71.ZHANG Qiusheng,LIANG Hua,HU Xiaohua.Retrofit of control system for AGC and primary frequency conversion based on regional sychronizing and closing into power grid[J].Thermal Power Generation,2010,39(7):69-71.
[5]胡轶群,康静秋,张秋生,等.火电机组低氮燃烧器改造后自动发电控制(AGC)策略优化与应用[J].自动化技术与应用,2016,35(7):5-8,18.HU Yiqun,KANG Jingqiu,ZHANG Qiusheng,et al.AGC strategy optimization and application after low NOx burner retrofit of coalfired power unit[J].Techniques of Automation&Applications,2016,35(7):5-8,18.
[6]吴志刚.电站控制优化系统在600 MW火电机组中的应用[D].保定:华北电力大学,2009.
[7]魏向国,倪敏,马永光.优化控制系统PROFI在定洲电厂中的应用[J].热力发电,2010,39(4):71-75,78.WEI Xiangguo,NI Min,MA Yongguang.Application of optimized control system PROFI in Dingzhou Power Plant[J].Thermal Power Generation,2010,39(4):71-75,78.
[8]李泉,陈波,陈卫,等.TOP7协调优化控制平台在超(超)临界火电机组上的应用[J].浙江电力,2013(6):30-33.LI Quan,CHEN Bo,CHEN Wei,et al.Application of TOP7 optimal coordinated control platform in ultra supercritical thermal power units[J].Zhejiang Electric Power,2013(6):30-33.
[9]陈哲盼.智能控制算法在DCS上的设计与实现[D].保定:华北电力大学,2015.
[10]徐建中,陈益飞.INFIT系统在超超临界发电机组汽温和协调控制中的应用[J].江苏电机工程,2015,34(3):72-74,77.XU Jianzhong,CHEN Yifei.Application of INFIT system for steam temperature and coordination control in ultra-supercritical power unit[J].Jiangsu Electrical Engineering,2015,34(3):72-74,77.
[11]吕剑虹.江苏南通发电有限公司1 050 MW机组AGC、汽温及脱硝优化控制系统竣工报告[R].南京:东南大学,2016.
[12]朱北恒,尹峰,陈波,等.电站热工优化控制平台的开发与安全架构研究[J].浙江电力,2013(3):35-38.ZHU Beiheng,YIN Feng,CHEN Bo,et al.Study of independent development and the security framework of power plant thermal optimized-control platform[J].Zhejiang Electric Power,2013(3):35-38.
[13]火力发电厂模拟量控制系统验收测试规程:DL/T 657-2015[S].
[14]火力发电厂辅机故障快速减负荷技术规程:DL/T 1213-2013[S].
[15]火力发电厂自动发电控制性能测试验收规程:DL/T 1210-2013[S].