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《冷彎薄壁鋼—重組竹箱型組合梁抗彎性能研究》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、密級公開＋分類號ＴＵ３９８．６Ｘ＇ＩＡＮＴＥＣＨＮＯＬＯＧＩＣＡＬＵＮＩＶＥＲＳＩＴＹ碩士學(xué)位論文題目：冷彎薄壁鋼－重組竹箱型組合梁抗彎性能研究作者：白文魁指導(dǎo)教師：李三慶副教授申請學(xué)位學(xué)科：結(jié)構(gòu)工程２０１８年０５月１１日Thefiniteelementmodelofcompositebeamsareestablishedbythefactorssuchasspanofbeam,thicknessofreconstitutedbamboo,heightandthicknessofcold-formedthin-wal
2、ledsteel,span-depthratioanddepth-thicknessratio.Theinfluenceofdifferentfactorsonflexuralcapacityisstudiedbysimulation.Bycomparingtheflexuralcapacityofcompositebeamssimulatedbyvariousfactorswiththetheoreticalvaluescalculatedbytheoptimizedformula,itisfoundthattheerrorsbetweenthetwomethodsar
3、esmall,whichprovesthecorrectnessandapplicabilityoftheoptimizedformulas.Orthogonalanalysisisusedtoobtaintheoptimalparametercombinationfactorsofcompositebeam.Theflexuralcapacityofcold-formedthin-walledsteel-reconstitutedbambooboxcompositebeamisestimated.Theresultsshowthatthecompositebeamsst
4、udiedinthispaperhavebettermechanicalpropertiesandintegrity,andcanbeusedasabearingmemberinbuildingstructure.KeyWords:compositebeam;reconstitutedbamboo;cold-formedthin-walledsteel;flexuralcapacity;finiteelementanalysis;influencefactors;orthogonalanalysis目錄1緒論................................
5、.......................................................................................................11.1研究背景............................................................................................................................11.2鋼與混凝土組合結(jié)構(gòu).........................................
6、...............................................................31.2.1鋼與混凝土組合結(jié)構(gòu)主要類型及特點.....................................................................31.2.2鋼與混凝土組合結(jié)構(gòu)的發(fā)展.....................................................................................41.3現(xiàn)代竹結(jié)構(gòu).......................
7、.................................................................................................51.4材料特性............................................................................................................................71.4.1人造竹材板..........................
