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Single- input and multiple-input time-domain modal parameter identification method of comparative study

Volume 5 _ Bo photo reference 1JuangJ. Mathematica [correlationofmodal-parameter-identificationmethodsviasystemrealizationthe-ory. TheInternationalJournalofAnalyticalandExperimentalModalAnalysis, 1987 {2 (1): l ~ l82ZhangL,] nmanDJ. Atuto ~ Monmatrixinversioniotimedo. inmodalarJalysls1n: Proc ~ ingsof? thIMAC ,1989:324-334 .3 ZHANG Ling- Mi . Experimental modal analysis of progress of Vibration Engineering ,[link widoczny dla zalogowanych], 1988; 1'4): 7l a rub and raw Chen Jindi 824 . Linear Multivariable Systems Analysis and Design . Du defense industry publication . Beijing, 19895 Milo Popovich L, Chen Youmin such as translation . Structural dynamics calculation. Defense Industry Press,[link widoczny dla zalogowanych], Beijing , 19876ZhengPQ, FengWQ. HuangTC. Acomparativestudy0fidentificatlar ~ ofmodalparametezyTDMusingsingle-andmulti-Excitation, In: Proceedingsof4thIMAC. 19867FengWQ · ZhengPQ, HuangTC. Timedomainmodelanalysisofaslottedcylindnicalshel1. ShockandVibrationBulletin. 1988I55 (3) :67-798IbrahlmSR. Modalconfidencefactornvibrationtesting. J. ofSpacecraft, 1978 {l5 (S) {3l3-3l6ComparationStudyaboutIdentificationofModalParameterySingleandMultipleInputTimeDomainMethodsZhang. Pdqia. YangQiangji. (Dept · ofModernMechanics · UniversityofScienceandTechnologyofChinaHefei.230026) tractInthispaper · thetimedomainidentificationmethodsofmodalparametersarestudiedandanalyzedThenecx ~ essaryandsufficientconditionforthecompleteidentificationofallmodalp ~ rametersofvihrat_mnsystemisgiyen. thesingleinputandmultipleinputtimedomainidentifaeatlonmethodsarecomp8red. Itiscon ~ udedtheo ~ ticallyandexparlmentica1] ythatinthecaseofrepeatedrootmodes,[link widoczny dla zalogowanych], highdampingratio. multipleinputidentificationmethodshavemanyadvantagesowt ~ l-thesingleinputidentificationmethods. hywords,[link widoczny dla zalogowanych], modalanalysis. systemidentification,[link widoczny dla zalogowanych], timedomainmethod. experimentalmodalanalysis

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