EXPERIMENTAL STUDY ON WAVE ENERGY DISSIPATION AND COHESIVE SEDIMENT TRANSPORT IN SILT COAST

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    摘要 Theinteractionbetweenthewaveandfluidmudlayerplaysanimportantroleinthedevelopmentofsiltcoast.Sedimentisessentiallytransportedintheformofrheologicalflowofmudlayerunderthewaveaction,andontheotherhand,thefluidmudlayerdampsthewaveconsiderably.Thispaperstudiesthelawsofwaveenergydissipationandmudbeddeformation,andthemovementofmudlayerthroughlaboratoryexperiments.Theresultsshowthatthewaveenergydissipationfollowsanexponentiallawalongthepropagationdistance.Thebulkdensityofthemudlayeraffectstherateofthewaveenergydissipationgreatly.Thewavedampingcoefficient(Ki)isafuctionofthemuddensityaffectedgreatlybytherelativewaveheight(H/h).Analysisalsoindicatesthatthemuddensityaffecttherateofmudtransportandthemovingvelocity(Vmax)ofthesurfacemudisinverselyproportionaltothemuddensity.Boththerelativewaveheight(H/h)andwave-dampingcoefficient(Ki)areproportionaltotheVmax.Analysisalsoshowsthatthemudtransportrate(Tr)isproportionaltothewavedampingrate(1-H0/H15),therelativewaveheight(H/h),andinverselyproportionaltothevolumeconcentration(Cv)anddimensionlesscoefficientofH/gT2.
    机构地区 不详
    出版日期 2001年02月12日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)
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