框架高剪壓比中節(jié)點(diǎn)抗震性能研究.pdf

1、合肥工業(yè)大學(xué)碩士學(xué)位論文框架高剪壓比中節(jié)點(diǎn)抗震性能研究姓名：張軍申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：柳炳康201104TheResearchonBehaviorofInteriorJointsoftheSeismicReinforcedConcreteFramewithHighShearForceRatioABSTRACTInthispaper，accordingtoTheChineseCodefortheConcreteStru

2、ctureDesign(GB50010—2002)fourfull—sizedspecimensofreinforcedconcretebeam—columncombinationsolidunderreversecyclicloadingweretestedThevariationlawofductility，stiffness，loadcapacity，energydissipationofbeamcolumnassemblyand

3、theeffectofaxialforceratioontheseismicresistantbehaviorofthejointswithhighshearforceratiowasstudied；thedisplacementinjointsandtheslidingruleofbeambars，theforcedlawofthehorizontalstirrupinjoints，thehystereticenergyandthec

4、hangeofthestiffnessincombinationsolidaremoretestedandanalyzed；thecharacteristicsofsheartransferandthedevelopmentofthedamage，andtheseismicperformanceinthesejointsarefurtherrevealed，thenthroughthetestdata，usingtheANSYSsoft

5、waremodeling，anddoingfiniteelementanalysis，providethebasisforperfectingthecode，buildingmorereasonableanalysismodelandHystereticModelintheelastic—plasticdynamicanalysisAfteranalyzingthedata，itwasfoundthat：(1)Thefeatureofb

6、ondandslipofthebeambarsthroughthejointhasgreatinfluencesonthespecimen’SseismicperformancealOtThebondbehaviorwillbereducedwhentheshearforceratioincrease，beimprovedwhentheaxialforceratioincrease，bereducedwhentheinelasticde

7、formationofthecombinationsolidincrease(2)Forthejointswithhighshearforce，onthebasisoftheseismicshearingformulasatpresent，WCshouldconsidertoincreasetheamountofstirrupinjointwiththeincreaseofaxialforceratio(3)Forsuitingtous

8、inghigh—strengthreinforcementandhighstrengthconcreteinbuildingstructureinthefuture，theupperlimitablhcofthediameterofthebeambarsthroughthejointinthecodewillconsidertheeffectofthesteelbarstrengthandtheconcretegradeKeywords