直流鍋爐汽輪機協(xié)調系統(tǒng)自適應控制算法研究

1、華北電力大學（保定）碩士學位論文直流鍋爐汽輪機協(xié)調系統(tǒng)自適應控制算法研究姓名：丁永輝申請學位級別：碩士專業(yè)：控制理論與控制工程指導教師：王印松201103華北電力大學碩士學位論文IIAbstractAtpresentboilerturbinegeneratsetshavebecomethemainfceofChinasPowerutilitiessuchunitsishighlycompetitiveintheelectricityma

2、rket.Codinatedcontrolsystemisthemaincontrolsystemoftheoncethroughboilergeneratingunit.Astheboilerloadresponseofalargerdelaytheturbinesinertiaismuchsmallerthisisamanifestationoftheimptanceofcodinatedcontrolsystem.Awellcod

3、inatedcontrolsystemallowsoncethroughboilergeneratingunitsafestableoperationcanimprovetheresponsespeedoftheloadalsocanbewastelessresourcestocreatemevalue.Theunitduringoperationaresubjecttovariousdisturbances.Onceadisturba

4、ncehaschangedtheparametersofthecontrolledobjectmodehaschangedconventionalcontrollercannotfindthischangeinatimelyadjustitsparameters.Thisqualitycontrolwillfailtomeetrequirementsunitscannotevenloadtonmaloperation.Onlineide

5、ntificationofadaptivecontrollercanchangetheparametersofthecontrolledobjectthenadjusttheadaptivecontrollerparameterstoachievegoodcontrolperfmance.BasedonHuanghuaPowerPlant660MWunitsfthestableoperationoftheinputoutputdatai

6、dentifyasetofpracticalboilerturbinegeneratsetmodel.Designedaseriesfeedfwardcompensationdecouplingcontrol.DepthstudyoftheacteristicsofcodinatedcontrolsystemcodinatedadaptivecontrolalgithmfBoilerturbinegeneratcontrolsystem

7、carriedonsimulationverificationsbyMatlabSimulinkitalsomadeacomparativeanalysistotraditionalPIDcontrolscheme.Thesimulationresultsshowedthatthiscontrolsystemhadgoodcontrolacteristicsgoodstabilitycanimprovedynamicacteristic