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1、【设备动力工程师,国电联合动力技术有限公司】前程无忧官方招聘网站Thispaperdetailstheconceptualdesignoptimisationoftheconfigurationandcompositelay-upsusedtoreplacetheconventionalhoneycombstiffenedstructureofaKruegerflap.Themultiplecompositelaminatesselectedforredesigningthelay-upswith
2、inaninitialsymmetricalquasi-isotropicplyconfigurationof[0/45/?45/90]s,hadtodemonstratefullorthotropiccharacteristics.Inordertoconstructanumericalprocesstooptimisetherequiredmulti-layeredcompositeshells,acommercialfiniteelementcode,Ansys,wasusedtodevel
3、opaparametricanalysisfile.ThisanalysissubroutinewasthenintegratedintoanAnsysParametricDesignLanguagecodeembeddingtheobjectiveoftheoptimisationprocess––massminimisation––aswellasalltheconstraintsandtheallowabledomainsoftheparameters.Thepaper,initsconcl
4、usion,presentsacomparisonbetweentheoriginalproductandtheoptimaldesign,andreviewstheadvantagesofthefutureimplementationofthisdesign.175UsingmulticriterionoptimizationforstrengthdesignofcompositelaminatesOriginalResearchArticleCompositeStructures,Volume
5、62,Issues3-4,2003,Pages329-333PetriKere,MikkoLyly,JuhaniKoskiClosepreview
6、Relatedarticles
7、RelatedreferenceworkarticlesAbstractAbstract
8、Figures/TablesFigures/Tables
9、ReferencesReferencesAbstractUsingmulticriterionoptimizationmethodsforweightminimization
10、offailurestrengthcontrolledcompositestructuresisdescribed.Acompositelay-updesignproblemforminimizingthenumberoflayersunderstrengthconstraintswithrespecttomultipleloadingconditionsisformulated.Theconstrainedproblemistransferredintoasequenceofunconstrai
11、nedproblemsandsolvedwithaninteractivedescentmethod.Atypicaldesigncyclethatcomprisesthefiniteelementmeshgeneratorandsolveraswellasthelaminateanalysisandoptimizationmodulesisillustratedwithanumericalexample.ArticleOutline1.Introduction2.Thestructuralopt
12、imizationproblem3.Structuralanalysiswiththeshellmodel4.Solvingthemulticriterionoptimizationproblem5.Numericalexample6.ConclusionsAcknowledgementsReferencesPurchase176Asimplifiedapproachtocontinuousdamageofcompositematerialsandmicromechanicalan
