Title of article
Atwo-phasemethodologytopredictFACwearsitesinthepipingsystemofaBWROriginalResearchArticle
Author/Authors
YuhMingFerng، نويسنده , , YungShinTseng، نويسنده , , BauSheiPei، نويسنده , , S.LongWang، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
8
From page
2189
To page
2196
Abstract
Flowacceleratedcorrosion(FAC)wearisaseriousdegradationproblemespeciallyfornuclearpowerplantssinceitmayresultintheplantdamageaswellasrisktopersonnel.Inthispaper,amethodologywhichincludesthetwo-phasehydrodynamicCFDmodelsandFACmodels,isproposedtopredictsevereFACwearsites.Basedonhydrodynamicsimulationresults,thepresentCFDmodelscanpreciselycapturethetwo-phasecharacteristicswithinthepipingsystem,whichincludethecentrifugaleffect,thegravitationeffectandtheimbalanceofphaseandmassseparationinaT-junction,etc.Coupledwiththeseflowcharacteristics,theappropriateFACindicatorscanpredictthepossiblelocationsofsevereFACwear.Thismethodologywasvalidatedagainstthemeasuredresultsofwearsitedistributionsforthepipingsysteminaboilingwaterreactor(BWR)powerplant.GoodagreementbetweenmeasurementsandpredictionsatseverewearsitesindicatethatthepresentmodelscancapturethecharacteristicsofsevereFACwearandcanhelpassistinthepipewall-monitoringprogramforanuclearpowerplant.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895174
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