A QUASI-NORMAL SIMULATION OF AGGRADATION AND DOWNSTREAM FINING WITH SHOCK FITTING

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摘要 Riverswithheterogeneousbedsedimentstypicallyshowasystematicdownstreamvariationincharacteristicgrainsizewhensubjectedtoaggradationordegradation.Recentlytheauthorsreportedonadecouplednumericalmodelbasedontheassumptionofnonuniformflowwhichreproducedtheresultsofasetofexperimentsongrainsorting.Thesameexperimentscanalsobereproducedusinganumericalmodelforwhichmuchoftheflowdomainisapproximatedasquasinormal.Thekeytothissimplificationistheuseofshockfittingtolocatethedownstreamfrontofgravelaggradation.Oncetheshockha?
机构地区 不详
关键词 SIMU
出版日期 1997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)
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