Title of article
ExperimentalinvestigationofpebblebedsthermalhydrauliccharacteristicsOriginalResearchArticle
Author/Authors
S.Rimkevi?ius، نويسنده , , E.Uspuras، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
5
From page
940
To page
944
Abstract
Thepurposeofthispaperistopresenttheresultsoftheexperimentalinvestigationofthethermalhydrauliccharacteristicsfortwotypesoftestsections—thinannularpebblebeds(i.e.spheresdumpedinthinannularslots)andpebblebedsplacedbetweencylinders.Theexperimentalresultsofheattransferfromthespheresandfromacylinder,aswellashydraulicdragforbothtypesoftestsectionsarepresentedinthispaper.TheresultsofperformedexperimentsinthecaseofthinannularpebblebedsdemonstratedthatmaximumheattransferandhydraulicdragisattherelativewidthoftheannularslotKequalto1.07and1.75ofspheresdiameter.TheheattransferininternallayersatthesevaluesofKisequaltotheheattransferintheinternallayersoflarge(unlimited)rhombicpacking.Theresultsoftheexperimentalinvestigationofpebblebedsbetweencylindersdemonstratedthattherandomlyarrangedpebblebedispreferabletotheregularrhombicstructurefromthepointofviewofdesignsimplicity,heattransferfromthecylinderanddragcoefficient.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895056
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