碳纖維布加固鋼筋混凝土雙向偏心受壓柱的試驗研究.pdf

1、（類別:全日制碩士研究生全日制碩士研究生題目：碳纖維布加固鋼筋混凝土雙向偏心受壓柱的試驗研究英文題目：目：碳纖維布加固鋼筋混凝土雙向偏心受壓柱的試驗研究英文題目：ExperimentalStudyonRepairReinfcedConcreteBilaterallyLoadedColumnBondedwithCFRP研究生：師利文研究生：師利文學(xué)科名稱：結(jié)構(gòu)工程學(xué)科名稱：結(jié)構(gòu)工程指導(dǎo)教師：劉曙光指導(dǎo)教師：劉曙光教授教授二○○九年五月二○

2、○九年五月碩士學(xué)位論文碩士學(xué)位論文分類號:學(xué)校代碼:10128分類號:學(xué)校代碼:10128UDC:學(xué)號:20061327學(xué)號:20061327AbstractAtpresentonthecarbonfiberreinfcedconcretecolumnfocusesonthestudyofCFRPaxiallyloadedreinfcedconcretecolumnaswellasaonewayeccentriccolumn.Theac

3、tualstructuretherearealotofconcretecolumnsaretwowayeccentricsuchaspipelinescoolingtowersthatsupptpillarsintheearthquakezonesuchasmultisteyframecolumns.Atpresenttherearenoavailableonthecarbonfiberreinfcedconcretetwowayecc

4、entricresearchcomponent.TherefethestrengtheningofCFRPreinfcedconcretecolumnseccentrictwowayresearchisverynecessary.Inthispaper10columnsbasedondestructivetestingofCFRPreinfcedconcretetwowayeccentriccolumnwerestudiedwithth

5、etheeticalanalysis.Experimentalstudyonanalysisoftheeccentricitytheamountofcarbonfibersheetcarbonfibersheetpastedontheeffectofreinfcementananalysisofthedamageacteristicsofcolumnreinfcementbearingcapacityductilitystressstr

6、aincurves.Theexperimentalresultsshowthat:pasteafterCFRPreinfcedcolumnsnoncontrastcolumncapacitycomparedtoincreaseinvaryingdegreeswithsmallereccentricitycolumnreinfcementincreasesthebearingcapacityisgraduallygettingsmalle

7、rfcentraltothepastelayerCFRPtheeccentricsmallereccentricthanlargemulticapacitytoimprovelargeeccentricbearingcapacityofcolumnswiththeamountofverticalCFRPincreasesmarkedlyincreased.FlargeeccentriccolumnspasteCFRPverticalco

8、lumnbiasmanifestedinthedestructionofrelativelyfragileshapecomparedtolowerthecontrastcolumnductilityfsmalleccentriccolumnscentralCFRPreinfcementtothepasteincreasedcolumnductility.Whetheritisbigsmalleccentriceccentriccolum

9、nusingpastetotheJointCentrallongitudinalreinfcementofthecolumnincreasesthebearingcapacityductilitythantheobvious.FinallyanalysisoftestresultsonthebasisofthederivedCFRPreinfcedconcretetwowayeccentriccrosssectionbearingcap

10、acityofcolumnsiscalculated.Theresultsshowedthat:Inthispaperthecalculationmethodusedthetesterrofsmallertendtothesafetyofthedesignofstrengtheningwksftheactualreference.Keywds:CFRPreinfcementtwowayeccentricreinfcedconcretec