Title of article :
CFDsimulationoftheVattenfall1/5th-scalePWRmodelforborondilutionstudiesOriginalResearchArticle
Author/Authors :
T.V.Dury، نويسنده , , B.Hemstr?m، نويسنده , , N. N. Shepel، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2008
Abstract :
TheVATT-02experiment,performedatVattenfall,Sweden,witha1/5th-scalemodelofa3-loopPWRpressurevessel,hasbeensimulatedwiththecomputationalfluiddynamics(CFD)codeCFX-5atPSI,Switzerland.ThesimulationswereinitiallypartoftheFLOMIX-REU5thFrameworkProgramme,aimedatprovidingvalidationdatapriortoCFDcodesbeingusedtomodelfull-sizenuclearvessels.ThesestudieswereextendedatPSItoexaminemesheffects.Steady-statevelocitiesandtransientboronconcentrationdistributionswereplotted,andtheirsensitivitytodifferentCFDmodelsandmeshrefinementexamined.Steady-statevelocitiesinthedowncomerwerenotingoodagreementwithexperimentatallinstrumentationlocations,but,nevertheless,predictedtransientborondistributionanditsminimumconcentrationatthecoreinletwereclosetothemeasureddata.Usefulconclusionscouldbedrawnforapplicationtofullreactorsize.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
