Title of article
Coriumretentionforhighpowerreactorsbyanin-vesselcorecatcherincombinationwithExternalReactorVesselCoolingOriginalResearchArticle
Author/Authors
J.L.Rempe، نويسنده , , D.L.Knudson، نويسنده , , K.G.Condie، نويسنده , , K.Y.Suh، نويسنده , , F.-B.Cheung، نويسنده , , S.-B.Kim، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2004
Pages
17
From page
293
To page
309
Abstract
Iftherewereinadequatecoolingduringareactoraccident,asignificantamountofcorematerialcouldbecomemoltenandrelocatetothelowerheadofthereactorvessel,ashappenedintheThreeMileIslandUnit2(TMI-2)accident.Ifitispossibletoensurethatthevessellowerheadremainsintactsothatrelocatedcorematerialsareretainedwithinthevessel,theenhancedsafetyassociatedwiththeseplantscanreduceconcernsaboutcontainmentfailureandassociatedrisk.Forexample,theenhancedsafetyoftheWestinghouseAdvanced600MWePressurizedWaterReactor(AP600),whichrelieduponExternalReactorVesselCooling(ERVC)forin-vesselretention(IVR),resultedintheUnitedStatesNuclearRegulatoryCommission(USNRC)approvingthedesignwithoutrequiringcertainconventionalfeaturescommontoexistingLightWaterReactors(LWRs).Accordingly,IVRofcoremeltisakeysevereaccidentmanagementstrategyadoptedbysomeoperatingnuclearpowerplantsandproposedforsomeadvancedlightwaterreactors.However,itisnotclearthatcurrently-proposedmethodstoachieveERVCwillprovidesufficientheatremovalforhigherpowerreactors.AUS–KoreanInternationalNuclearEnergyResearchInitiative(INERI)projecthasbeeninitiatedinwhichtheIdahoNationalEngineeringandEnvironmentalLaboratory(INEEL),SeoulNationalUniversity(SNU),PennsylvaniaStateUniversity(PSU),andtheKoreaAtomicEnergyResearchInstitute(KAERI)willdetermineifIVRisfeasibleforreactorsupto1500MWe.Thispapersummarizesresultsfromthefirstyearofthis3-yearproject.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2004
Journal title
Nuclear Engineering and Design Eslah
Record number
894740
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