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火电机组协调控制系统先进控制策略及实现研究的中期报告.docx

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火电机组协调控制系统先进控制策略及实现研究的中期报告 Abstract Thisreportpresentstheprogressofourresearchonadvancedcontrolstrategiesandimplementationforcoordinatedcontrolofthermalpowergenerationunits.Theobjectiveofthisresearchistodevelopaneffectivecontrolsystemthatcanimprovetheoveralloperationefficiencyofthermalpowerplants,reduceemissionsandimprovegridstability.Inthisreport,weanalyzethecurrentcontrolsystemsusedinthermalpowerplantsandidentifytheweaknessesofthesesystems.Wethenproposeacoordinatedcontrolsystem,whichintegratesthecontrolofmultipleunits,boilers,turbinesandgenerators.Toensureoptimalperformanceofthesystem,weuseadvancedcontroltechniques,suchasmodelpredictivecontrol(MPC),fuzzylogiccontrol(FLC),andadaptivecontrol.Wealsoproposenoveloptimizationalgorithmsandneuralnetwork-basedmodelstoimprovethesystem’spredictionaccuracyandcontrolperformance.Theproposedsystemistestedonasimulatedthermalpowerplantmodel,andtheresultsdemonstratetheeffectivenessoftheproposedstrategies. Introduction Thermalpowergenerationisoneofthemajorsourcesofelectricityworldwide,accountingforasignificantpercentageoftheglobalenergymix.However,theoperationofthermalpowerplantsischallenging,astheyarecomplexsystemsconsistingofinterconnectedunits,suchasboilers,turbines,andgenerators.Inaddition,thermalpowerplantsaresubjecttovariousconstraints,suchasfuelavailability,emissionsrequirements,andgridstability.Toensureefficientandreliablepowergeneration,itisessentialtodevelopadvancedcontrolsystemsthatcanoptimizetheoperationoftheunitsandensurestableoperationoftheentireplant. Inthisresearch,weaimtodevelopacoordinatedcontrolsystemforthermalpowerplantsthatcaneffectivelyintegratethecontrolofmultipleunitsandoptimizetheirperformance.Theproposedsystemusesadvancedcontroltechniques,suchasMPC,FLC,andadaptivecontrol,toensureaccuratecontroloftheunitsandimprovetheoverallefficiencyoftheplant. CurrentControlSystemsinThermalPowerPlants Inconventionalpowerplants,eachunitiscontrolledindependently,andthereisnocoordinationbetweentheunits.Thecontrolsystemforeach