Title of article :
Steamcondensationonfinnedtubes,inthepresenceofnon-condensablegasesandaerosols:Influenceofimpaction,diffusiophoresisandsettlingonaerosoldepositionOriginalResearchArticle
Author/Authors :
J.L.Mu?oz-Cobo، نويسنده , , J.Pe?a، نويسنده , , L.E.Herranz، نويسنده , , A. Pérez-Navarro، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2005
Abstract :
Thispaperpresentsamechanisticmodeltopredictthesteamcondensationoncontainmentfinnedtubeheatexchangersinthepresenceofnon-condensablegases(NC)andaerosols.Thetotalthermalresistancefromthebulkgastothecoolantisformulatedasaparallelcombinationoftheconvectiveandcondensationgasresistancescoupledinseriestothoseofcondensatelayer,theaerosolfoulinglayer,thewall,andthecoolant.ThecondensatelayerthermalresistanceiscalculatedbymeansofanAdamek-basedcondensationmodel.Theaerosolfoulinglayeriscomputedbasedondiffusiophoresis,settlingandimpactionmechanisms.Thegasmixture(steamplusNC)thermalresistanceisformulatedbasedonadiffusionlayermodeling.Finally,thispaperpresentsaMontecarlomethodimplementedintheFORTRANcodeTAEROSOLthatisabletocomputetheamountofaerosolmassthatisdepositedbyimpactiononthetopofthefinnedtubes.ThemodelresultsarecomparedwiththeavailableexperimentaldataoftheCONGAEuropeanproject.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
