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简介：Delay-dependentrobustH-infinitycontrolfordiscrete-timeTakagi-Sugeno(T-S)fuzzysystemswithintervaltime-varyinginputdelayisconsidered.ByconstructinganewLyapunov-Krasovskiifunctionalandusingconvexcombinationmethod,adelay-dependentconditionisestablished,underwhichtheresultedclosed-loopsystemsviaafuzzystatefeedbackarerobustasymptoticallystablewithgivenH-infinitynormbound.Then,aniterativealgorithmbasedonthemodifiedSLPMMalgorithmisproposedtosolvethefuzz...

简介：Thispaperpresentsareal-timemechanismtotoleratefaultsoccurringinawindturbine(WT)system.ThissystemiscomposedofaFASTcodedsimulatordesignedbytheU.S.NationalRenewableEnergyLaboratory.Thedemonstratedmechanismliesunderthetaxonomyofactivefault-tolerantcontrol(FTC)systems,namelyonlineredesignbasedapproach.Intheproposedapproach,wedonotuseanyaprioriinformationaboutthemodeloftheturbineinreal-time.Infact,weuseonlinemeasurementsgeneratedbytheWT.Basedonthegivencontrolspecifications,andtheobservedmeasurementanoccurredfaultisaccommodatedbyreconfiguringtheonlinecontrollersuchthattheWTgeneratesratedpowerevenunderfaultyconditions.Second,noexplicitfaultdiagnosis(FD)moduleisusedinthisapproach.Asaresult,issuesofmodeluncertainty,falsealarms,etc.associatedwithanintegratedFDandcontrollerreconfigurationapproachtoFTCsystemsarenotexperiencedhere.