Title of article
ApplicationofprobabilisticmethodstovalidateNPPpipewhipimpactsimulationsOriginalResearchArticle
Author/Authors
K.Petkevicius، نويسنده , , R.Kulak، نويسنده , , A.Marchertas، نويسنده , , P.Marchertas، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
11
From page
394
To page
404
Abstract
Pipinginnuclearpowerplantsisvitaltotheproperoperationandsafetyofthesefacilities.Toassuresafetyintheunlikelyeventofapipebreak,itisnecessarytoevaluatetheconsequencesfromtheresultingwhippingpipeonneighboringcomponentsandstructures.Numericalsimulationsallowforrapidevaluationoftheseconsequences.Beforesimulationscanbeaccepted,however,themethodologyandcomputercodesmustbevalidatedagainstexperimentalresults.Thispaperusesaprobabilisticapproachtovalidatepipewhipsimulationsagainstlimitedexperimentalresults.Probabilisticanalysissoftwarewasdevelopedandcoupledtoexistingdeterministicfiniteelementsoftware.Anexampleofawhippingpipeimpactingagainstareinforcedconcreteslabwassimulated.Thedescribedprobabilisticapproachwasusedtovalidatethenumericalsimulations.Theconclusionsobtainedwerethatthenumericalsimulationsofwhippingpipeimpactwerevalidated,eventhoughthenumericalresultsdidnotexactlyagreewithexperimentalresults.Thechosenpointsofcomparison–namely,time-to-impactandtotalreactionforce–werewithinthe95%confidenceinterval.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
896001
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