Title of article
Shapeoptimizationofaperforatedpressurevesselcoverunderlinearizedstressconstraints
Author/Authors
Woo-SeokChoi، نويسنده , , Tae-WanKim، نويسنده , , Ki-SeogSeo، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
5
From page
2468
To page
2472
Abstract
Oneofthegeneralmethodstoevaluateafailureconditionistocompareamaximumstresswithanallowablestress.Afailureconditionforastressisusuallyappliedtoaconcernedpointratherthanaconcernedsection.Inanoptimizationprocedure,thesestressconditionsareappliedasconstraints.ButtheASMEcodethatprescribesitsgeneralrulesuponthedesignofaNSSS(nuclearsteamsupplysystem)hasquiteadifferentviewonafailurecondition.AccordingtotheASMEcodeSec.III,astresslinearizationshouldbeperformedtoevaluateafailureconditionofastructure.Sinceafewprogramsprovideaprocedureforastresslinearizationthroughapost-processingstage,anextracalculationofthelinearizedstressesandthederivativesofalinearizedstressareconductedtoadoptthestresslinearizationresultstoanoptimizationprocedureasconstraints.Inthisresearch,anoptimizationtechniquethatutilizestheresultsofastresslinearizationasaconstraintisproposed.Theproposedmethodwasappliedtotheshapedesignofaperforatedpressurevesselcover.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895204
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