• Title of article

    AiringressbenchmarkingwithcomputationalfluiddynamicsanalysisOriginalResearchArticle

  • Author/Authors

    AndrewC.Kadak، نويسنده , , TieliangZhai، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2006
  • Pages
    16
  • From page
    587
  • To page
    602
  • Abstract
    Theairingressaccidentisacomplicatedaccidentscenariothatmaylimitthedeploymentofhigh-temperaturegasreactors.Thecomplexityofthisaccidentscenarioiscompoundedbymultiplephysicalphenomenathatareinvolvedintheairingressevent.Theseincludediffusion,naturalcirculation,andcomplexchemicalreactionswithgraphiteandoxygen.Inanattempttobetterunderstandthephenomenon,theFLUENT-6computationalfluiddynamicscodewasusedtoassesstwoairingressexperiments.ThefirstwastheJapaneseseriesoftestsperformedintheearly1990sbyTakedaandHishida.Theseseparateeffectstestswereconductedtounderstandandmodelamulti-componentexperimentinwhichallthreeprocesseswereincludedwiththeintroductionofairinaheatedgraphitecolumn.MITusedtheFLUENTcodetobenchmarktheseseriesoftestswithquitegoodresults.Thesetestsaregenericallyapplicabletoprismaticreactorsandthelowerreflectorregionsofpebble-bedreactors.ThesecondseriesoftestswereperformedattheNACOKfacilityforpebblebedreactorsasreportedbyKuhlmann[Kuhlmann,M.B.,1999.Experimentstoinvestigateflowtransferandgraphitecorrosionincaseofairingressaccidentsinahigh-temperaturereactor].Thesetestswereaimedatunderstandingnaturalcirculationofpebblebedreactorsbysimulatinghotandcoldlegsofthesereactors.TheFLUENTcodewasalsosuccessfullyusedtosimulatethesetests.Theresultsofthesebenchmarksandthefindingswillbepresented.
  • Journal title
    Nuclear Engineering and Design Eslah
  • Serial Year
    2006
  • Journal title
    Nuclear Engineering and Design Eslah
  • Record number

    896020