非線性系統(tǒng)的多模型自適應控制.pdf

1、燕山大學碩士學位論文非線性系統(tǒng)的多模型自適應控制姓名：王鳳芹申請學位級別：碩士專業(yè)：控制理論與控制工程指導教師：吳忠強20050301燕山大學工學碩士學位論文AbstractMultiple—ModelAdaptive(MMAC)isaneriectiveapproachtosolvecomplicatedproblemssuchasnonlinearuncertaintiesandoperatingpointsvariationsct

2、cHowevertheproblemexistsiIlMulti—ModelControlmethodisthat，althoughithasbeeneverincreasinglyusedillpractice，littlehasbeendoneonthetheoreticalstudies，especiallynonlinearcontrolapproachhasnotbeenemployedforthisstudyyetThest

3、udyofthispaperisbasedonthenonlinearMultiModelAdaptiveControlmethod，whichcombinespredictivecontrolfuzzycontrolwithmultiplemodelstructuretoeontrolsomenonlinearsystemswithcomplexityandstrongcouplingThemaintheoreticalresults

4、Canbeextractedinasummaryfom(1)ThesufficientCOnditionsforthefeasibilityofnonlinearsystem’SMMACarerevealed111emethodthatthemultimodelsrepresentnontinearsystemareproposedInadditionfeedforwardpolecontrollerwasdesignedandsubs

5、equentlyappliedinpapermanufacturingindustry(2)ARerthereasonablelayoutofthereferencetrajectoryofthemodel，thenonlinearwitchingmultimodelpredictivecontrolisproposedTosolvetheproblemofperturbationofwitchingmulti—modelpredict

6、ivecontrolweightedmultimodelfuzzypredictivecontrolisputforward(3)ThedesignmethodofTSfuzzycontrollerisgivenandweappliedthegenetmalgorithmtooptimizetheparametersofmembershipfunctionoffuzzycontrollenMultimodelSolutionsforch