Title of article
Astudyonconcretedegradationduringmoltencore/concreteinteractionsOriginalResearchArticle
Author/Authors
YuMaruyama، نويسنده , , YoshihiroKojima، نويسنده , , MikaTahara، نويسنده , , HideoNagasaka، نويسنده , , MasamiKato، نويسنده , , AlexanderA.Kolodeshnikov، نويسنده , , VladimirS.Zhdanov، نويسنده , , YuriS.Vassiliev، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
8
From page
2237
To page
2244
Abstract
AseriesofMCCItestswasperformedinCOTELSprojectatNUPECtoexamineconcretedegradationcharacteristicsduringMCCIwithandwithoutwateradditionontothedebris.MoltenstainlesssteeloramixturecomposedofUO2,ZrO2,Zrandstainlesssteelwasslumpedintoatwo-dimensionalconcretetrap,wherevolumetricdecayheatgenerationwassimulatedbyaninductionheatingtechnique.TheresultsofdryMCCItestsimpliedthatconcreteablationwasdominatedbymeltingofaggregateswhenthedebriswascrustedandcementwasthermallyweakerthanaggregates.Withoutpresenceofstablecrust,unmoltenaggregateswerepossibletorelocateupwardduetothedensitydifferencefromthedebris.Concreteresponsesunderawetconditionshowedatendencythatwatermigratedintothermallydegradedconcrete.ApreliminarywatermigrationmodelwasincorporatedintoCOCOcodefortransientheatconduction.ThepredictionbyCOCOcodeagreedwiththetendencyofconcretethermalresponsesobservedinthedryandwetMCCItests.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
941335
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