| The singular integration in sound-radiation from structures submerged in water |
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| 作者姓名： | WANG Hongzhen GUO Peng and ZHU Wuhua |
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| 摘 要： | I.IntroductionTheboundaryelementmethod(BEM),basedontheHelmholtzintegralequation(HIE),hasbeenappliedtothesolutionofexternalandinternalacousticradiationandscatteringproblemssincetheearly196Os.Inrecentyears,extensiveworkhasbeenperformedtoaddressthetwomajordrawbacksoftheuseofboundaryelementmethodinacousticprobIems'singularintegralkerneIsanduniquenessofsolution.ThisarticlepresentsanewmethodoftheBEMforexternalsoundradiationthateliminatesthesingularintegrationinasimpleway.TheBEMinsoundradiatio…
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The singular integration in sound-radiation from structures submerged in water |
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| Authors: | WANG Hongzhen GUO Peng and ZHU Wuhua |
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| Institution: | Shanghai Jiaotong University Shanghai 200030 |
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| Abstract: | The singular integration occurred in sound field calculation with BEM is discussed in this article. The method to deal with 1st and higher order singular integration is given. The numerical results show that this method can simplify the program and improve the precision. |
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| Keywords: | BEM Singular integration Sound field |
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