简介:Inthispaper,amodifiedκ-εturbulencemodel,asimplifiedalgebraicstressmodelandadevelopedtwo-fluidmodelhavebeenpresentedbasedonnumericalmodelingofturbulentbuoyantrecirculatingflows.Thecalculatedresultsbythesemodelsareingoodagreementwithexperiments.However,thelastmodelismuchbetterforsimulatinggravity-stratifiedflows.