Title of article
CFDsimulationsofhydrogencombustioninasimplifiedEPRcontainmentwithCFXandREACFLOWOriginalResearchArticle
Author/Authors
DanieleBaraldi، نويسنده , , MatthiasHeitsch، نويسنده , , HeinzWilkening، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2007
Pages
11
From page
1668
To page
1678
Abstract
Thepredictionofover-pressuresandtemperaturesthataregeneratedbyhydrogenexplosionsincaseofaseverenuclearaccidentisacrucialstageofthesafetyanalysisofthecontainment.TheinvestigationpresentedinthispaperisacontinuationofthenumericalstudiesofvalidationandbenchmarkingthatwerecarriedoutintheEuropeanco-sponsoredprojectHYCOM.Inthepresentwork,numericalsimulationsofhydrogendeflagrationswithinasimplified,real-scaleEuropeanPressureReactor(EPR)containmenthavebeenperformedwithtwoCFDcodes,CFX4andREACFLOW.Theanalysishasbeenfocusednotonlyonoverpressurepeaksandpressureoscillations,butalsoonpressuredifferencesbetweenthetwosidesofthesamewallofinternalcompartments.Differentgeometricalconfigurationshavebeenconsideredintermofpresenceofventsbetweeninternalcompartmentsandintermofventsnumber,sizeandposition.Singleandmultipleignitionpointshavealsobeentakenintoaccount.ThepaperdescribesthemainresultsoftheinvestigationanditisademonstrationofhowCFDmodellingcanprovidesignificantindicationsforreal-scalesafetyapplicationswithinthelimitsofuncertaintyoftheaccidentscenarios.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2007
Journal title
Nuclear Engineering and Design Eslah
Record number
941350
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