 Wysłany: Nie 4:02, 08 Maj 2011 Temat postu: franklin et marshall Green function method based o |
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Green function method based on the structure of an Enclosure - Acoustic Coupling of amplitudeofvelocitythatisobtainbycombiningGreenfunctionofstructure,Abercrombie Fitch uk, vibrationequationofapanelandboundaryconditions. Thesetwoformulashaveobviousphysicalexplanationsandareeasytobetransformedin-t0matrixformulasthataresoconvenientthatnumericalsimulationcanbecarriedoutdirectlywithacomputer. Themethod0fnumericalsimulationcanbeusedinanenclosurewithanygeometricalshape. Thesetwoformulasaretheessentialbasisfortheanalvsisofstructural-acousticcouplingofanenclosure. Thesimulationpartiscarriedoutbytransforminganalyticalfor-mulasintomatrixformulas. Basedonthemodelofarectangularenclosure, modesofsoundpressureandflexiblepanelareobtainedbyFEM. Thenmodalcouplingcoefficientsaresynthesized. Finally,mbt shoes sale, theresponsesofsoundpressureandpanelve-locitvareworkedout. TheresultofthesimulationmethodcoincideswellwiththeanalyticalresultandKim'sexperimentalresuh. Thetheoryandthesimulationarealsoappliedtoamodelofanirregularenclosure. Theresultissatisfactory. Keywords: structuralvibrationIfiniteelementmethodsIstructural-acousticcouplingIenclosureIcomputersimulation first author: Luo, male, Ph.D., 1973, 10B students. Phone: (021) 54741481; E-mail. . 1uocha02000 @ hotmail. com After careful deliberation the meeting to discuss . The new editorial board is based on Editorial Committee to maintain the total number of the basic premise of constant adjustment and enrichment to young professionals more than 20 new members mainly to form the new Editorial Board. In order to ensure the quality of, the meeting decided to implement editor, deputy editor of accountability; also asked the editorial board of the new effective implementation of obligations,mulberry taske, and actively contributors, soliciting contributions and timely due diligence reviewers, and the Executive director of the editorial board would be the last of you experts,abercrombie et fitch, 相关的主题文章： oakley brasil Dual magnetic theory and experimenta mulberry tasker Report on Taiwan's packaging indus franklin et marshall Taiwan's two cans of market a |
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