简介:Thisarticleanalyzestheverticalstructureoftheonshorecurrentincludingthewave-inducedcurrentbyanequationdevelopedfortheradiationstressagainstwaterdepth.AcoupledmodelCOHERENS-SEDisadoptedtocalculatethewave,tidalcurrent,wave-inducedcurrentandsedimentsimultaneously.ByapplyingthenewmodeltoYangpuBay,itsreliabilityisverified.Thenanidealcoastaldomainisdefinedtosimulatethenearshorecurrentandwavesetupwithnormalincidentwaves.Thenumericalandexperimentalresultsfortheverticalstructureshowtwoundertows,alsoavisiblesetupinthesurfzone.Itdemonstratestheimportanceoftheradiationstressinwave-inducedcurrentsandmeanwaterlevels(set-up/down).