Title of article :
Implementationofastrainermodelforcalculatingthepressuredropacrossbedsofcompressible,fibrousmaterialsOriginalResearchArticle
Author/Authors :
A.Grahn، نويسنده , , E.Krepper، نويسنده , , S.Alt، نويسنده , , W.K?stner، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2008
Abstract :
Mineralwoolinsulationdebris,whichisgeneratedduringaloss-of-coolant-accident(LOCA),hasthepotentialtounderminethelong-termrecirculationcapabilityoftheemergencycorecoolantsystem(ECCS)inanuclearpowerplant.Mostimportantly,ECCSpumpsarefacedwithanincreasingpressuredropwhileinsulationdebrisaccumulatesatthepumpsuctionstrainers.Thepresentedstudyaimsatmodellingthepressuredropofflowsacrossgrowingcakesofcompressible,fibrousmaterialsandattheimplementationofthemodelintoageneral-purposethree-dimensional(3D)computationalfluiddynamics(CFD)code.Computedpressuredropsarecomparedwithexperimentallyfoundvalues.TheabilityoftheCFDimplementationtosimulate3Dflowswithanon-uniformlydistributedparticlephaseisexemplifiedusingastep-likechannelgeometrywithahorizontallyembeddedstrainerplate.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
