Title of article
Solidparticleeffectsonheattransferinamulti-layeredmoltenpoolwithgasinjectionOriginalResearchArticle
Author/Authors
RosaMarinaBilbaoyLe?n، نويسنده , , MichaelL.Corradini، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
19
From page
2245
To page
2263
Abstract
Intheveryunlikelyeventofaseverereactoraccidentinvolvingcoremeltandpressurevesselfailure,itisimportanttoidentifythecircumstancesthatwouldallowthemoltencorematerialtocooldownandresolidify,bringingcoredebristoastablecoolablestate.Toachievethis,ithasbeenproposedtofloodthecavitywithwaterfromaboveformingalayeredstructurewhereupwardheatlossfromthemoltenpooltothewaterwillcausethecorematerialtoquenchandsolidify.Inthissituationthemoltenpoolwouldbecomeathree-phasemixture:e.g.,asolidandliquidslurryformedbythemoltenpoolasitcoolstoatemperaturebelowthetemperatureofliquidus,agitatedbythegasesformedintheconcreteablationprocess.Thepresentworkquantifiesthepartitionoftheheatlossesupwardanddownwardinthismulti-layeredconfiguration,consideringtheinfluenceoftheviscosityandthesolidfractioninthepool,fromtestdataobtainedfromintermediatescaleexperimentsattheUniversityofWisconsin-Madison.Theseexperimentalresultsshowheattransferbehaviorformulti-layeredpoolsforarangeofviscositiesandsolidfractions.Theseresultsarecomparedtopreviousexperimentalstudiesandwellknowncorrelationsandmodels.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
941336
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