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

在线阅读 下载PDF 导出详情
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(中国期刊网平台首次上网日期,不代表论文的发表时间)
  • 相关文献