Title of article
ComparativeeffectsofstructuralandmaterialparametersvariabilityonPellet–CladdingInteractioninaPWRfuelrodOriginalResearchArticle
Author/Authors
ViolaineRetel، نويسنده , , FrédériqueTrivaudey، نويسنده , , M.LamineBoubakar، نويسنده , , DominiquePerreux، نويسنده , , PhilippeThevenin، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2004
Pages
12
From page
35
To page
46
Abstract
Inthewaterpressurisednuclearreactors,thefuelrodcladdingisthefirstbarrieragainstradioactiveisotopesrelease.Itsintegritymustbedemonstratedallalongthefuelrodirradiationwithincreasingstrenuousoperatingconditions.ThispaperdealswithastudymadewithElectricitédeFrance(EDF)inordertoimprovetheunderstandingandmodellingofthethermomechanicalbehaviouroffuelrodsunderthesemorearduousconditions.TheaimofthisstudyistoevaluatetheseparateinfluencesofstructuralandmaterialparametersvariabilityonPellet–CladdingInteraction(PCI).Thefollowingparametershavebeentestedby3Dsimulationsforacommonrampingcondition:axialandradialpelletcracksnumbers,pelletfragmentsize,relativefragmentsdisplacement,non-symmetricalconfiguration,pellet–pelletfrictionandpellet–claddingfriction.Thesecondpartofthearticledealswiththedevelopmentofamodel,whichgivesabetterassessmentofcladdingstressconcentrationnearradialfuelcracks.Theimplementationinthe1DfuelrodEDFcodeCYRANO3andthevalidationofthemodelarepresented.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2004
Journal title
Nuclear Engineering and Design Eslah
Record number
894668
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