Title of article
DevelopmentofmonitoringtechniquefortheconfirmationofspentfuelintegrityduringstorageOriginalResearchArticle
Author/Authors
TetsuoMatsumura، نويسنده , , AkihiroSasahara، نويسنده , , YasushiNauchi، نويسنده , , ToshiariSaegusa، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
4
From page
1260
To page
1263
Abstract
Amethodisdevelopedtomonitorintegrityofspentfuelsstoredinacanisterthatissealedbyweld.Toachievethemonitoring,Kr-85gaswasnewlyadoptedasakindofprobe.Inthecaseofafuelroddefect,Kr-85gasofthefuelrodisleakedinthecanister.Bydetectionofgammaray(514keV)emittedfromKr-85outsideofthecanister,defectedrodscanbedetectedwithoutunsealingthecanister.Themonitoringtechniquewasdevelopedusingsmall-scaledmock-upexperimentsandsimulatedcalculation.TheresultshowedthatKr-85gasleakageofabout1011Bqisdetectableunderthenoisegammaraysbyusingthedetectionsystemwithcollimator,whichisabout10%ofKr-85inventoryinafuelrod.Therefore,thismonitoringtechniqueisconsideredasaninspectionmethodpriortotransportationofspentfuelfromaninterimstoragefacilitytoareprocessingplant.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895085
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