Study on the vibrational energy transfer in beam-plate coupled structure

(整期优先)网络出版时间:1991-02-12
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Inthispaper,abeam-platecoupledstructureisdiscussed.Thederivationofexactexpressionsforpowertransferandnumericalcomputa-tionarecarriedon.ItisfoundthattheSEAtechniquesmaybeappropri-ateforstrongcoupledstructuresandthatthegeneralSEAresultprovidesgoodagreementwiththeexactcalculationwhenmodaloverlapishigh.Thederivedformulaisappliedtopredictthecouplinglossfactorandvibrationalenergyofsubstructures.Theagreementbetweentheestimatedandmeasuredresultspresentsquitewellinmostcases.