Title of article
DesignandultimatebehaviorofRCplatesandshellsOriginalResearchArticle
Author/Authors
Chang-shikMin، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2004
Pages
17
From page
207
To page
223
Abstract
Aniterativenumericalcomputationalalgorithmisdevelopedtodesignaplateorshellelementsubjectedtomembraneandflexuralforces,whichisbasedonequilibriumconsiderationsforthelimitedultimatestateofthereinforcementandcrackedconcrete.Equationsforcapacitiesoftopandbottomreinforcementsintwoorthogonaldirectionshavebeenderived.
Toverifythedesignalgorithmontheelementlevelseveralexperimentalexamplesaredesigned.NonlinearinelasticanalysesareperformedwiththedesignedexamplesusingtheMahmoud-Gupta’scomputerprogramtoshowtheadequacyofthedesignequations.Thecalculatedultimatestrengthsarefrom3to18%higherthantheultimatestrengthobtainedfromthetestresults,exceptinoneexample.Ontheglobalstructurallevel,adesignisperformedforahyperboliccoolingtowertocheckthedesignstrengthtoverifytheadequacyofthedesignalgorithm.Basedontheultimatenonlinearanalysisperformedwiththedesignedreinforcement,theanalyticallycalculatedultimateloadsexceedthedesignultimateloadfrom26to63%foranalyseswithvariousamountsoftensionstiffeningeffect.
Eventhoughtheultimateloadsaredependentonthetensilepropertiesofconcrete,thecalculatedultimateloadsarehigherthanthedesignultimateloadsforthecasesconsidered.Thisshowstheadequacyofthedesignalgorithmdeveloped,atleastforthestructuresstudied.Thepresenteddesignalgorithmforcombinedmembraneandflexuralforcescanbeevolvedasageneraldesignequationforreinforcedconcreteplatesandshellsthroughfurtherstudiesinvolvingtheperformanceofmanymoredesignsandanalysesofdifferentplateorshellconfigurations
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2004
Journal title
Nuclear Engineering and Design Eslah
Record number
894682
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