Title of article :
Experimentalandnumericalinvestigationofcounter-currentstratifiedflowsinhorizontalchannelsOriginalResearchArticle
Author/Authors :
ThomasWintterle، نويسنده , , EckartLaurien، نويسنده , , ThomasSt?bler، نويسنده , , LeonhardMeyer، نويسنده , , ThomasSchulenberg، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2008
Abstract :
Counter-currentflowregimesofairandwaterareinvestigatedintheWENKAtestfacilityattheForschungszentrumKarlsruhe.Withthefluorescent-particleimagevelocimetry(PIV)measurementtechnique,velocityandvelocityfluctuationsaremeasureduptothefreesurface.Astatisticalmodelispresentedtocorrelatethemeasuredvoidfractionwiththeturbulentkineticenergycalculatedfromthemeasuredvelocityfluctuations.Theexperimentaldataareusedtodevelopaphaseinteractionmodeltosimulatestratifiedflows.Twodifferentapproachesarecomparedforturbulencemodelling.ThePrandtlmixinglengthmodelandanextendedk–ωmodelforthetwo-phaseregionareappliedtosupercriticalflowconditions.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah