Title of article
Homogenisationmethodforthedynamicanalysisofacompletenuclearsteamgeneratorwithfluid–structureinteractionOriginalResearchArticle
Author/Authors
Jean-FrançoisSigrist، نويسنده , , DanielBroc، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
11
From page
2261
To page
2271
Abstract
Thepresentpaperdealswiththedynamicanalysisofasteamgeneratortubebundlewithfluid–structureinteractionmodelling.Asthecoupledfluid–structureprobleminvolvesahugenumberofdegreesoffreedomtoaccountforthetubedisplacementsandthefluidpressureevolutions,classicalcoupledmethodcannotbeappliedforindustrialstudies.Inthepresentcase,thethree-dimensionalfluid–structureproblemissolvedwithanhomogenisationmethod,whichhasbeenpreviouslyexposedandsuccessfullyvalidatedforFSImodellinginanuclearreactor[Sigrist,J.F.,Broc,D.,2007a.Homogenisationmethodforthemodalanalysisofanuclearreactorwithinternalstructuresmodellingandfluid–structureinteractioncoupling.NuclearEngineeringandDesign237,431–440].Formulationofthehomogenisationmethodforgeneraltwo-andthree-dimensionalcasesisexposedinthepaper.Applicationtoasimplified,howeverrepresentative,modelofanactualindustrialnuclearcomponent(steamgenerator)isproposed.Theproblemmodelling,whichincludestubebundle,primaryandsecondaryfluidsandpressurevessel,isperformedwithanengineeringfiniteelementcodeinwhichthehomogenisationtechniquehasbeenimplemented.Fromthepracticalpointofview,theanalysishighlightsthemajorfluid–structureinteractioneffectsonthedynamicbehaviourofthesteamgenerator;fromthetheoreticalpointofview,thestudydemonstratestheefficiencyofthehomogenisationmethodforperiodicfluid–structureproblemsmodellinginindustrialconfigurations.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895182
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