Title of article
Researchworksoncontaminationtransfersthroughcrackedconcretewalls
Author/Authors
ThomasGelain، نويسنده , , JacquesVendel، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
7
From page
1159
To page
1165
Abstract
Thisstudytakesplacewithintheframeworkofnuclearfacilitiescontainmentassessment.Theaimsaretodeterminegaseousflow,two-phaseflowandaerosoldepositionmodelsthroughacracknetworkbyusingthemostrealisticandrepresentativecracknetworkcharacteristics.Forthis,thecracknetworkisconsideredastwoinfiniteparallelplates.Firstofall,airflowexperimentsareperformedonthreeconcretewalls(128cminwidth,75cminheightand10cminthickness),crackedbyshearstresses.Theresultsenabledeterminingaerauliccracknetworkcharacteristics,thankstothePoiseuillemodelinlaminarcompressibleflow,andelaboratinganexperimentalfrictionfactorcorrelationforthetransitionflow,validateduptoaReynoldsnumberof250.Next,aerosoldepositionexperimentswereperformedwithoneofthepreviousconcretewallsinordertodetermineaglobalaerosoldepositionmodelinacracknetwork.Thefirstexperimentswithanaerosoldiameterof60nmshowedthattheaerauliccracknetworkcharacteristicsaresuitablefortheaerosolphysics.Therefore,geometricalcracknetworkcharacteristicsweredeterminedbyusingseveraltypesofexperimentandenable–thankstoaerosoldepositionexperiments–constitutingandvalidatingaglobalmodelofaerosoldepositioninacracknetwork.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895072
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