震損框架節(jié)點玻璃鋼加固抗震性能試驗研究.pdf

1、同濟大學(xué)碩士學(xué)位論文震損框架節(jié)點玻璃鋼加固抗震性能試驗研究姓名：肖小凌申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：呂西林2003.1.1震損框架節(jié)點玻璃鋼加固抗震性能試驗研究甘錄AbstractTheobjectiveofthispaperismainlythestudyontheseismiccapabilityofdamagedinteriorbeam—columnjointsstrengthenedbypastingglassfib

2、erreinforcedplastics(GFRP)ThestudyofthisobjectiveisbasedonalargeamountofresearchmaterialsTheseismiccapabilityofbeam—columnjointsandcurrentmethodsofstrengtheningisdiscussedinthepaperAfteralloftheseworktheplanoftheexperime

3、ntisdecidedIntheexperiment，fourdamagedwholeframearerepairedandstrengthenedbypastingGFRPinthejointindifferentways，thentestedunderlow—cycleloadingThequalitativeanalysisofthestrengtheningeffectisgotfromtheresultofthoseexper

4、imentsAsthedatafromthewholeframeexperimentcan’tshowthedetailedsituationofjoint，thewriterdesignsanotherexperimentofpurebeamcolumnjointsInthisexperiment，sixdamagedbeamcolumnjointsarestrengthenedbypastingGFRPindifferentways

5、，andthentestedunderlow—cycleloadingThedatafromtheexperimentshowsthatpastingGFRPiseffectiveinenhancingthestrength，rigidityductilityandcapaci夠ofdissipatingenergyofbeamcolumnjointsInthispapersomecurrentmethodsofcalculatings

6、hearforceofjointsarediscussedandanewmethodisintroducedBasedonthecalculatingofshearforceofthejointinthisexperiment，consideringtheformulainthe“Codefordesignofconcretestructures(GB500102002)”thepaperprovidestheshearstrength

7、calculationformulaoftheGFRPstrengthenedjointsTheformulaisverifiedtobeapplicablebytheresultsoftheexperimentSomesuggestionofdesignandconstructionofGFRPstrengtheningisprovidedfromtheexperienceoftheexperiment，inordertogetbet