学科分类
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1 个结果
  • 简介:Typhoon-generatedwavesaresimulatedwithtwonumericalwavemodels,theSWANmodelforthecoastalandYangtzeEstuarydomain,nestedwithintheWAVEWATCHIII(WW3)forthebasin-scaleEastChinaSeadomain.TyphoonNo.8114ischosenbecauseitwasverystrong,andgeneratedhighwavesintheEstuary.WW3wasimplementedfortheEastChinaSeacoarse-resolutioncomputationaldomain,tosimulatethewavesoveralargespatialscaleandprovideboundaryconditionsforSWANmodelsimulations,implementedonafine-resolutionnesteddomainfortheYangtzeEstuaryarea.TheTakahashiwindmodelisappliedtothesimulationoftheEastChinaSeascale(3-hourly)andYangtzeEstuaryscale(1-hourly)winds.SimulationsofsignificantwaveheightsintheEastChinaSeashowthatthehighestwavesareontherightsideofthestormtrack,andmaximatendtooccurattheeasterndeep-wateropenboundaryoftheYangtzeEstuary.IntheYangtzeEstuary,incomingswellisdominantoverlocallygeneratedwavesbeforethetyphoonapproachestheEstuary.AsthetyphoonapproachestheEstuary,windwavesandswellcoexist,andthewavedirectionismainlyinfluencedbytheswelldirectionandthecomplextopography.

  • 标签: 台风 数值模拟 长江 波浪模型 海洋热带气象