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Ultimate Strength of Platings Under Uniaxial Compression with Edges Elastically Restrained Against TorsionA New Comprehensive Approach

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文档名:Ultimate Strength of Platings Under Uniaxial Compression with Edges Elastically Restrained Against TorsionA New Comprehensive Approach
Abstract:Theultimatestrengthofplatingsundercompressionisoneofthemostimportantfactorstobeaddressedintheshipdesign.CurrentRulesforshipstructuraldesigngenerallyprovideexplicitstrengthcheckcriteriaagainstbucklingforsimplysupportedandclampedplatings.Nevertheless,shipplatingsgenerallyexhibitanintermediatebehaviourbetweenthesimplesupportandtheclampedconditions,whichimpliesthatthetorsionalstiffnessofsupportingmembersshouldbedulyconsidered.Hence,themainaimofthisstudyisthedevelopmentofnewdesignformulasfortheultimatestrengthofplatingsunderuniaxialcompression,withshortand/orlongedgeselasticallyrestrainedagainsttorsion.Inthisrespect,twobenchmarkstudiesareperformed.Theformerisdevotedtothedevelopmentofnewequationsfortheelasticbucklingcoefficientsofplatingswithedgeselasticallyrestrainedagainsttorsion,basedontheresultsoftheeigenvaluebucklinganalysis,performedbyAnsysMechanicalAPDL.Thelatterinvestigatestheultimatestrengthofplatingswithelasticallyrestrainededges,bysystematicallyvaryingtheplateslendernessratioandthetorsionalstiffnessofsupportingmembers.Finally,theeffectivenessofthenewformulationischeckedagainstawidenumberoffiniteelement(FE)simulations,tocovertheentiredesignspaceofshipplatings.

作者:V.PiscopoAuthor:V.Piscopo
作者单位:TheUniversityofNaples"Parthenope",DepartmentofScienceandTechnology,CentroDirezionaleIsolaC4,80143Naples,Italy
刊名:哈尔滨工程大学学报(英文版) ISTIC
Journal:JournalofMarineScienceandApplication
年,卷(期):2024, 23(2)
分类号:
Keywords:Platingsundercompression  Edgeselasticallyrestrainedagainsttorsion  Torsionalstiffness  Supportingmembers  Eigenvaluebucklinganalysis  Nonlinearultimatestrengthanalysis  FEsimulations  
机标分类号:TF1TF741.5TP393
在线出版日期:2024年5月27日
基金项目:UltimateStrengthofPlatingsUnderUniaxialCompressionwithEdgesElasticallyRestrainedAgainstTorsion:ANewComprehensiveApproach[
期刊论文]  哈尔滨工程大学学报(英文版)--2024, 23(2)V.PiscopoTheultimatestrengthofplatingsundercompressionisoneofthemostimportantfactorstobeaddressedintheshipdesign.CurrentRulesforshipstructuraldesigngenerallyprovideexplicitstrength...参考文献和引证文献
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        Ultimate Strength of Platings Under Uniaxial Compression with Edges Elastically Restrained Against Torsion:A New Comprehensive Approach

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