Title of article
Non-iterativemodelforcondensationheattransferinpresenceofnon-condensablegasesinsidepassivecontainmentcoolingverticaltubesOriginalResearchArticle
Author/Authors
JuanCarlosdelaRosa، نويسنده , , JoséL.Mu?oz-Cobo، نويسنده , , AlbertoEscriv?، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
13
From page
143
To page
155
Abstract
Somecontributionshavebeenstatedinordertoimprovethemodelingofconcurrentdownflowcondensationinpresenceofnon-condensablesinsideverticaltubes.Inparticular,theinfluenceofnon-condensablesovertheliquidsideheattransferhasbeenconsidered.Thenewproposedmechanisticmodelssolveexplicitlytherealinterfacetemperaturebymeansofacubicorafourthorderequation.Asthesemodelshaveanon-iterativenature,theycanavoidtheweakestpointofthetraditionalmechanisticmodels,whichistheslowdowncomputationifthemodelhadtobeimplementedinacode.Moreover,asthemainnon-condensableseffectscanbeaccountedforintheheatandmasstransferprocesses,thenewmodelswillbemorerealistic.ThemodelshavebeenvalidatedwiththeVierowexperimentaldata,obtainingatotalaveragerelativeerror,forthefourthorderequationmethodmodel,of21%for268points.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
894989
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