T形截面防壓曲支撐靜力分析及防壓曲支撐布置方案研究.pdf

1、北京工業(yè)大學(xué)碩士學(xué)位論文T形截面防壓曲支撐靜力分析及防壓曲支撐布置方案研究姓名：梁峰申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：高向宇20070501ABSTR^CTABSTRACTInthispaperfiniteelementanal歸sisperformed011TsectionbucklingresWainedbrace#ofindouttheweaknessofthebrace011thebraceAsmlcturalmodel

2、ofbucklingrestrainedbracedflameissetup，anditssoismicproperties(includingmodelanalysis，timeistoryandpushoV盯徹|alysis)、Ⅳithfinitedementsoft：wareSAP2000Onthebasisofcalculationandanalysisthelayoutofbucklingrestrainedbraceisol

3、坩加izcdCenteredwiththisthemefollowingaspectsa托studiedinthisthesis(1)Inl口oducetheprincipleofworkaboutthebucklingresWainedbraceandthestabilitytheory(2)ThepapersimulatestheworkprocessofTsectionbucklingrestrainedbracetmdormon

4、otonyloadingwithfinitedementofsoftwareANASYSInthismodelitadoptscontactelementbetweenthecoresteelmemberandconcreteandentirelygluesbetweentheweaknessofthebraceonthebraceforthetrial(3)Thelayoutofbucldingrestrainedbraceswill

5、affecttheseismicperformen∞ofthestructuretoextenLAstructuralmodelof7storeyand14storeybucldm“grestrainedbracedframeissetllp，anditsseismicproperties帥analyzedwithfinitedementsoftwareSAP2000Theeffectofthelayoutofbracesoninter

6、nalforcedisplacementaswellasotherseismicresponsesalestudiedOnthebasisofcalculationandanalysis，theinfluencinglawofthelayoutformsonseismicbehaviorisalSOstudied(4)ThepushoveranalysisOnthes11uctureisperfomedinsteadofthecompl

7、extimehistoryanalysisThebucklingrestrainedbraceflameisanalyzedbythestaticpushoveranalysismethodItc姐showtheacturalyieldmechanismandtheappearancesequenceandtheruleofthehingefindoutthedes缸u(yù)cdonprocessofthesnlaotLtreKEYWORDS