 Posted: Sun 4:19, 08 May 2011 Post subject: abercrombie günstig Complexity of the acoustic ra |
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| Complexity of the acoustic radiation and sound radiation efficiency of decoupling
odstothenumericalsolutionsofsomeexte-riorboundaryvalueproblems. ProceedingsofRoyalSo-cietyofLondonA, 1971; (323) :201-21O14GaulL, WagnerM,mulberry taske, WenzelW, DumontN. Numericaltreatmentofacousticproblemswiththehybridboundaryelementmethod. Internationa1Journa1ofSolidsandStructures,abercrombie milano, 2001: (3  :1878-188815SubrataMukherjee. CPVandHFPintegralsandtheirapplicationsintheboundaryelementmethod. Interna-tionalJournalofSolidsandStructures, 2000; (37) :6623-663416ZaiYouYan,abercrombie günstig, KinChewHuang, HuiZheng. Solvingthehyper - singularboundaryintegralequationinthree - dimensionalacousticsusingaregularizationrelationship. J. Aoust. Soc. Am. , 2003; 113 (5) :2374-2683AnalysisofAcousticalRadiationDecouplingandAcousticalRadiationEfficiencyofComplexStructureZhaoZhigaoHuangQibai (CollegeofMechanicalScienceandEngineering, HuazhongUniversityofScienceandTechnology, Wuhan, 430074,hollister, China) Abstract: Atheoreticalmethodtosolveacousticalradiationmodesandacousticalradiationefficiencyofcomplexstructurebyaboundaryelementmethodandacousticalradiationtheoryisposedinthispaper. TheacousticalradiationpowerisexpressedasaHermitianquadraticform, whiletheradiationmodesisdeterminedbygeneraleigenvaluedecomposing, andthentheradi-ationefficiencyiscomputedviatheorthodoxyofradiationmodeswithregardstoimpedancematrixandaveragevelocityma-trix; lastly,alexa mulberry taske, thevalidityofthemethodisprovedbypulsatingsphereandradiatingcubewithanalyticalresults. Keywords: acousticalradiation; boundaryelement; radiationmode; radiationefficiency first author : Zhao high , male , Ph.D. , in August 1976 students. Phone : (027) 8754391; (027) 62590273; E-mail: zzgrnr @ 163. tom
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