Title of article
PreliminarystepstowardassessingaerosolretentioninthebreakstageofadrysteamgeneratorduringsevereaccidentSGTRsequencesOriginalResearchArticle
Author/Authors
L.E.Herranz، نويسنده , , C.L?pezdelPr?، نويسنده , , F.J.S?nchezVelasco، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
8
From page
1392
To page
1399
Abstract
SevereaccidentsSGTRsequencesareidentifiedasmajorcontributorstoriskofPWRs.Theirrelevanceliesinthepotentialradioactivereleasefromreactorcoolantsystemtotheenvironment.Lackofknowledgeonthesourcetermattenuationcapabilityofthesteamgeneratorhasavoideditsconsiderationinprobabilisticsafetystudiesandsevereaccidentmanagementguidelines.Thispaperdescribesaresearchprogrampresentlyunderwayontheaerosolretentiononthetubessurroundingthebreachwithinthesecondarysideofthesteamgeneratorintheabsenceofwater.ItsdevelopmenthasbeeninternationallyframedwithintheEU-SGTRandtheARTISTprogram.Experimentalactivitiesarefocusedonsettingupareliabledatabaseinwhichtheinfluenceofgasmassflowrate,breachconfigurationandparticlenatureintheaerosolretentionareproperlyconsidered.Theoreticalactivitiesareaimedatdevelopingapredictivetool(ARISG)capableofassessingsourcetermattenuationinthescenariowithreasonableaccuracy.Giventhemajorimportanceofjetaerodynamics,3DCFDanalysesarebeingconductedtoassistbothtestinterpretationandmodeldevelopment.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895097
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