• 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