Title of article
MeasurementofkineticparametersinthefastsubcriticalcoreMASURCAOriginalResearchArticle
Author/Authors
PeterBaeten، نويسنده , , HamidA??tAbderrahim، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2004
Pages
10
From page
223
To page
232
Abstract
IntheMUSEsharedcostactionoftheEuropeanFifthFrameworkProgrammeasurementshavebeenperformedtoinvestigatetheneutronicbehaviorofthefastsubcriticalcoreMASURCAcoupledwiththeGENEPIaccelerator.Theaimistoexaminetheapplicabilityofdifferentmeasurementtechniquesforthedeterminationofthemainkineticparameters.ThemeasurementofRossi-alphadistributions,recordedwiththeacceleratorturnedoff,showedthattheanalysisoftheobtaineddistributionsisfeasiblefordeepsubcriticallevels,butwithstronglydeterioratedstatistics.FromRossi-alphadistributions,recordedwiththepulsedneutronsourceinoperation,thealphadecayconstantwaseasilyderivedduetogoodstatisticsonthecorrelatedsignalresultingfromthestrongintensityoftheneutronpulse.Whenapplyingthepulsedneutronsourceanalysis,thereactivity(indollars)togetherwiththeratioofthemeanneutronlifetimelandtheeffectivedelayedneutronfractionβeffisimmediatelyderived.Althoughthesefirstresultsareverypromising,furthermeasurementsareneededtoqualifythemethodatlargersubcriticallevelswhicharerepresentativeforfutureADS.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2004
Journal title
Nuclear Engineering and Design Eslah
Record number
894735
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