Title of article
DevelopmentofthecriticalfilmthicknesscorrelationforanadvancedannularfilmmechanisticdryoutmodelapplicabletoMARScodeOriginalResearchArticle
Author/Authors
Ji-HanChun، نويسنده , , Won-JaeLee، نويسنده , , CheolPark، نويسنده , , Un-ChulLee، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
14
From page
315
To page
328
Abstract
Itisgenerallyassumedinthemechanisticfilmdryoutmodelthatthecriticalheatflux(CHF)ariseswhenliquidfilmcalculatedfromevaporation,dropletentrainmentanddepositiongetsdryout.Thedryoutoffilmisusuallyassumedwhenfilmthicknessbecomeszero.However,itwasindicatedthatthecompletedryoutassumptioncanestimateCHFwellforuniformheatingcasebutcannotsimulateaccuratelyfornon-uniformheatingcase.Thecriticalfilmthicknessconceptmaybeanappropriateapproachphysicallybecausethereisapossibilityofinstantaneousdisappearanceofliquidfilmwhenitgetsverythin.Therefore,acriticaldryoutfilmthicknesscorrelationwasdevelopedtoproperlymodeldryoutphenomenontogetherwithMARScodebasedonexperimentaldata.ThemodifiedversionofMARSimplementinganewlydevelopedcriticaldryoutfilmthicknesscorrelationwasassessedusingvariousdryoutdataincludingthoseofnon-uniformheatingcaseandflowreductiontransienttest.Thepredictionresultsshowedimprovedagreementwiththeexperimentaldata.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894567
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