振动模态的参数识别综述

1111.430070-HHT-.TU311.3A1000-5730200203-0073-061.-.1...FFTFFT....1.123..a........b....1.223..a.Levy2002-07-10.1976-430070.50145020.193Vol.19No.320029J.ofHuazhongUniv.ofSci.&Tech.UrbanScienceEditionSep.2002.Levy.b...1.3.34.1.43MIMO.SIMOSIMO.SIMO..1.5Karhunen-loeveKLKarhunen-loeve5.KLKL.Karhunen-loeve6～10KL.a.KL100.b..c..d..KL..a..b...c...2...IbrahimITDLSCEPRCEERAARMA.2.1Ibrahim1973～1976Ibrahim2～4.I-brahimn2n×2n.2.2ITDITD2311SIMO.472002.ITD.1986IbrahimSTDITDITD.STD.2.3LSCELSCE23PronySISO.LSCEZPronyZ.ZProny.ARPronyProny..ITDLSCEITDLSCE.2.4PRCEPRCE3MIMOMIMO.2.5ERAERA311ITDMIMO.ERAMIMOHankel.LSCE.2.6ARMA2311.2070Pandit.ARARMAARARMA.ARMASISOZAR-MAARMAARMA.LSCEARMA...1986LeuridanJMARMAMIMODPMIdirectparametermodelidentifica-tionLSECPRCEITD.FFT.....312～15..3.1Haar1910Haar.Wavelet573Morlet1980Grossman...3.2.Fourier.Fourier.3.3..a....b...-.-.-....4HHT16174.1HHTEMDempiricalmodedecom-position18.EMDIMFIntrinsicModeFunctionHilbertHilbertHilbert.EMDNASAHHTHilbert/HuangTransform.EMDIMF.Hilbert.IMFIMFHilbertHilbert.--.EMDHilbertHilbertIMFHilbertFourier.4.2HHTHHT.a.Hilbert.Hilbert.b.Hilbert.HilbertHilbert.Hilbert672002.HHT.a.EMD.HHTHHT.b.FourierHilbertFourier.FourierHilbert.c.HHT..d.HHT..e.EMD.HHT.55.1.Bremermann19..FogelAtmar20....21.5.222a.....b...MM...c.......d...10--..SNR=1..6773.a..b....HHT.c....d..1J.E.Mottershead.M.I.Friswell.Modelupdatinginstruc-turaldynamicsasurveyJ.JournalofSoundandVibra-tion19931672347-375.2.M.1990.3.-M.2001.4.M.2000.5TaehyounKim.Frequency-domainKarhunen-loevemethodanditsapplicationtolineardynamicsystemsJ.AIAAJournal199836112117-2123.6SirovichL.andothers.AneigenfunctionapproachtolargescaletransitionalstructuresinjetflowJ.PhysicsofFluidsA199022127-136.7BreuerK.S.SirovichL.Theuseofthekarhunen-loeveprocedureforthecalculationoflineareigenfunctionsJ.JournalofComputationalPhysics1991962277-296.8WinterM.andothers.Eigenfunctionanalysisofturbulentmix-ingphenomenaJ.AIAAJournal19923071681-1688.9RomanowskiM.C.Reduced-orderunsteadyaerodynamicandaeroelasticmodelusingkarhunen-loeveeigenmodesA.ProceedingsoftheAIAASymposiumonMultidisci-plinaryAnalysisandOptimizationBellevueWAAIAARestonVA19967-13.10ParkH.M.LeeM.W.Anefficientmethodofsolvingthenavier-stokesequationsforflowcontrolJ.InternationalJournalforNumericalMethodsinEngineering19984161133-1151.11.M.2001.12.J.1997181-85.13.J.200114172-78.14.J.199920472-76.15.J.200132169-71.16Ma.S..HHTanalysisofnear-fieldseismicgroundmotionD.ColoradoSchoolofMines2001.17.D.2000.18Huang.N.andothers.TheempiricalmodedecompositionandtheHilbertspectrumfornonlinearandnon-stationtimeseriesanalysisJ.Proc.R.Soc.A1998454903-995.19Bremermann.H.J.OptimizationThroughEvolutionandRecombinationSelf-OrganizingSystemsM.WashingtonSpartanBooksDC1962.20FogelD.B.AtmarJ.W..ComparinggeneticoperatorswithgaussianmutationsinsimulatedevolutionaryprocessesusinglinearsystemsJ.BiologicalCybernetics199063111-114.21Fogel.D.B.SystemIdentificationThroughSimulatedEvo-lutionAMachineLearingApproachtoModelingM.GinnPressNeedhamHeightsMA1991.22Dar-YunChiangSi-TsongHuang.Modalparameteriden-tificationusingsimulatedevolutionJ.AIAAJournal19973571204-1208.StateofModalParameterIdentificationTANDong-mei1YAOSan1QUWei-Lian11.CollegeofCivilEng.&ArchitectureWUTWuhan430070ChinaAbstractThebasicprincipleandtechnologyofsomemethodswhichincludingmodalparameteridentificationinfre-quencyandintimedomainnon-stationarysignalprocessusingwaveletanalysisandHHTtechnologyintime-fre-quencydomainandsimulatedevolutionalgorithmareintroducedtoidentifymodalparameter.Theadvantagedisad-vantageandapplicationrangeofeachmethodarecomparedwitheachother.Thefutureresearchdirectionofmodalparameteridentificationisviewed.Keywordsvibrationmodalparameteridentificationwaveletanalysis872002