1、東南大學碩士學位論文蜂窩板片空間結構體系設計研究姓名：劉曉峰申請學位級別：碩士專業(yè)：結構工程指導教師：趙才其20080201東南大學碩士學位論文ABSTRACTMetallichoneycombsandwichphIteiscomposedofhardthinfaceplateand∞fIthickhoneycombhavingthechalllcleli逝ofughtwci啦highstmagthand鰣血曲s，鋤well鼬thego

2、odperformanceof8eiltlnJcheatprcsercationandsounaproof；e惦Itisspeciallysuitableinthefieldofaeronauticandadrospaeed哪隨岫e11紐which∞qllircfortheliOltestweighttobarethe螄loadAnditisalsoapplicableinlongsp∞spatialsystemwhichissensi

3、tiwtoselfweight，Butthereisnmehworktodointhedesign丘eldForthiswedo80meresearelaOnlhcdesignofhoneycombsandwichspatialstructuralsystem觴follows：(1)Iloll卿eombsandwichplatebelongstothreedimensionaltllinwallslxucturewhichisveryc

4、omplexThefirstquestionistogetitsequivalentelasticparamet∞Thepaperftrstlygive8thenumericalmethodtogettheelasticstiffnessconstantsofhoneycombsandwichplateandthenbuilditsfiniteelementmodelwhereWeconsidertheeffectoffaceplate

5、andhoneycombonthestit]flll麓ofthesandwichplateTheresultiscomparedwiththeexpcrimontandthelheoretiealmethodTheresultisclosewh哪usingthenumericalmethodcomparedwiththea【pain踟tandtheIheoretiealmethodTheOITOr啪satisfyeagineeringp

6、reeision(2)HowtomodeltheinteractiveworkoftheplateandbarisakeyquestionwhenusingthehoneycombsandwichplateWebuildthefmiteclementmodelofplatebarbased∞thepastmethodandeon聊redtheresultsTheresultindicatesthatcalculatequantityis

7、smallerwhenusingthemethodbringcdoutherethantheothertwomethods(3)Westudythestaticpcrfonmnc宅oftheplatebarcomposite曲mctI玎eandpurehoneycombplatestructurewithvariousspanandcolilpalt℃the“镕IIltwiththeportalframeAlsoWedothetimeh

8、istoryanalysisoftheplatebarcontriteslruetureandpurehoneycombplatestructurewithtypicalspanThet“esultindicatesthatthestaticanddynamicperform_nceoftheplatebarcompositestructureandpurehoneycombplatestructureisbetterthanthepo

9、rtalframe(4)FinallyWechooseatypicalspantoestablishaholistiemodeloftlaeplatebarcompositestructureandpurehoneycombplatestruettnandportalframetoanalysizetheeconomictarg吼Thercnlltindicatesthattheeconomictargetofplatebarcompo

10、siteslructureandpurehoneycombplatesnucnl∞isbetterthantheportalframe!，W]lenthespanissnlall，lessthan24nlcta“forexampleitispriortOehoosepurehoneycombplateslrueturesystemWhenthespanislarge，muchthan24meterforexampleitispriort