Title of article
ExperimentalverificationofthefastreactorsafetyanalysiscodeSIMMER-IIIfortransientbubblebehaviorwithcondensationOriginalResearchArticle
Author/Authors
KojiMorita، نويسنده , , TatsuyaMatsumoto، نويسنده , , KenjiFukuda، نويسنده , , YoshiharuTobita، نويسنده , , HidemasaYamano، نويسنده , , IkkenSato، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
8
From page
49
To page
56
Abstract
Experimentalverificationofareactorsafetyanalysiscode,SIMMER-III,wasundertakenfortransientbehaviorsoflarge-scalebubbleswithcondensation.Thepresentstudyaimedtoverifythecodefornumericalsimulationsofrelativelyshort-time-scalemulti-phase,multi-componenthydraulicproblems.Amongthese,vaporizationandcondensation,orsimultaneousheatandmasstransfer,playimportantroles.Inthisstudy,aseriesoftransientbubblebehaviorexperimentsdedicatedtocondensationphenomenawithnoncondensablegaseswascarriedout.Intheexperiments,apressurizedmixtureofnoncondensablegasandsteamwasdischargedasalarge-scalesinglebubbleintoacylindricalpoolfilledwithstagnantsubcooledwater.Theconcentrationofnoncondensablegaswastakenasanexperimentalparameteraswasthespeciesofnoncondensablegas.Thecharacteristicsoftransientbehavioroflarge-scalebubbleswithcondensationobservedintheexperimentswereestimatedthroughexperimentalanalysesusingSIMMER-III.Intheexperimentswithsteamcondensation,dispersionofthegasmixturedischargedintotheliquidpoolwasaccompaniedbyvaporcondensationatthebubblesurface.SIMMER-IIIsimulationssuggestedthatthenoncondensablegashadalessinhibitingeffectonthecondensationoflarge-scalebubbles.Thisisadifferentcharacteristictothatofthequasi-steadycondensationofsmall-scalebubblesobservedinourpreviousexperiments.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
894978
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