基于混合模型的机组状态重构及运行优化研究

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1、华北电力大学（保定）博士学位论文基于混合模型的机组状态重构及运行优化研究姓名：王惠杰申请学位级别：博士专业：热能工程指导教师：宋之平20090501华北电力大学博士学位论文摘要AbstractAtpresent，withthereformationoftheelectricalenterprises，theseparationofpowerplantandnetwork，theorimarymissionofthepowerplantsistoreducethegeneratingcostandenhancethecompetitivenessofsale

2、spricetonetwork．Theaccuratelythermaleconomyon—linemonitorsystemoftherealunitsandthereasonableoptimumofthecontrollableoperationparametersaretheimportantmeansforenergy—savingandcost—reducing．Itcanbemakecleartheincidencerelationoftheoperationstateparametersofthecomplexthermodynamicsy

3、stemandaccuratelyreconstructtheoperationstateofpowerunitunderthedifferentoperationboundarycondition．Thenthecontrollableoperationparametersonlineoptimizationunderthemultiplebarrierconstraintconditioncanbeobtained．Thereconstructionoftheoperationstateandtheoptimizationoftheoperationp

4、arametersfortheobjectiveoftheenergyanalysisareresearchedinthisarticle．Inordertoobtaineffectualdecisionschemefortherealsystembasedonthein—depththeoreticalanalysiswithhelpoffusioninformationthedataresources．Thepaperpointedoutthatthethermodynamicsystemstateparametershavedoubleinciden

5、cerelation，theequipmentaspectandthesystemaspect．Withtheresearchofenergyconsumptionsensitivityanalysisoftwotypeparameter,thethermodynamicsystemkeyparameterscanbeconfirmedforachievethereconstructionoftheoperationstateparameter．Thecalculationoftheparameterentireenergyconsumptionsensi

6、tivityfactorcanbeobtainedbytheloaddistributionprobabilitydensityfunction．Theenergyconsumptioninfluenceweightsequenceoftheparameterwasanalyzedbasedonanalysisoftheengineeringprojects．Itistheimportanttheorybasisforthemultipointredundancytechnology,datareconstruction，thechoosingofthek

7、eyparameterforstatemaintenanceandoperationoptimization．Thispaperbroughtthequasi—stablestateprocessingmethodofthedynamicdataandthemultipledatavalidatemethodincludinglogiccorrelationanalysistosolvethestateinconsistencyanddistortionoftherealoperationdata．Thentheaccuracyofthesourcedat

8、aforin—depthanalyzingcanbeguarant