Title of article
ExperimentsatthemixingtestfacilityROCOMforbenchmarkingofCFDcodesOriginalResearchArticle
Author/Authors
S.Kliem، نويسنده , , T.Sühnel، نويسنده , , U.Rohde، نويسنده , , T.H?hne، نويسنده , , H.-M.Prasser، نويسنده , , F.-P.Weiss، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
11
From page
566
To page
576
Abstract
Abstract
Forthevalidationofcomputationalfluiddynamics(CFD)codes,experimentaldataonfluidflowparameterswithhighresolutionintimeandspaceareneeded.
RossendorfCoolantMixingModel(ROCOM)isatestfacilityfortheinvestigationofcoolantmixingintheprimarycircuitofpressurizedwaterreactors.ThisfacilityreproducestheprimarycircuitofaGermanKONVOI-typereactor.Allimportantdetailsofthereactorpressurevesselaremodelledatalinearscaleof1:5.Thefacilityischaracterizedbyflexiblepossibilitiesofoperationinawidevarietyofflowregimesandboundaryconditions.Theflowpathofthecoolantfromthecoldlegsthroughthedowncomeruntiltheinletintothecoreisequippedwithhigh-resolutiondetectors,inparticular,wiremeshsensorsinthedowncomerofthevesselwithameshof64×32measurementpositionsandinthecoreinletplanewithonemeasurementpositionfortheentryintoeachfuelassembly,toenablehigh-levelCFDcodevalidation.TwodifferenttypesofexperimentsattheROCOMtestfacilityhavebeenproposedforthispurpose.Thefirstproposalconcernsthetransportofaslugofhot,under-boratedcondensate,whichhasformedinthecoldlegafterasmallbreakLOCA,towardsthereactorcoreundernaturalcirculation.Thepropagationoftheemergencycorecoolingwaterinthetestfacilityundernaturalcirculationorevenstagnantflowconditionsshouldbeinvestigatedinthesecondtypeofexperiment.ThemeasureddatacancontributesignificantlytothevalidationofCFDcodesforcomplexmixingprocesseswithhighrelevancefornuclearsafety.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895029
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