Title of article :
Scalingofquenchfrontandentrainment-relatedphenomenaOriginalResearchArticle
Author/Authors :
M.JHolowach، نويسنده , , L.EHochreiter، نويسنده , , F.-BCheung، نويسنده , , D.LAumiller، نويسنده , , R.JHouser، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2003
Abstract :
Thescalingofthermalhydraulicsystemsisofgreatimportanceinthedevelopmentofexperimentsinlaboratory-scaletestfacilitiesthatareusedtoreplicatetheresponseoffull-sizeprototypicaldesigns.Oneparticularprocessthatisofinterestinexperimentalmodelingisthequenchfrontthatdevelopsduringtherefloodphaseinapressurizedwaterreactor(PWR)followingalarge-breaklossofcoolantaccident(LOCA).Thepurposeofthisstudyistodevelopascalingmethodologysuchthattheprototypicalquenchfrontrelatedphenomenasuchastheentrainmentofliquiddropletscanbepreservedinalaboratory-scaletestfacilitywhichmayhavematerial,geometrical,fluid,andflowdifferencesascomparedtotheprototypicalcase.AmassandenergybalanceonaLagrangianquenchfrontcontrolvolumealongwithtemporalscalingmethodsareutilizedindevelopingthequenchfrontscalinggroupsforaphenomena-specificsecond-tierscalinganalysis.AsamplecalculationispresentedcomparingthequenchfrontscalinggroupscalculatedforaprototypicalWestinghouse17×17PWRfueldesignandthatofthegeometryandmaterialconfigurationusedintheFLECHT-SEASETseriesofexperiments.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
