盾構(gòu)隧道地震響應(yīng)分析及抗減震措施研究.pdf

1、Y1陷1910⑧申請同濟大學(xué)工學(xué)博士學(xué)位論文盾構(gòu)隧道地震響應(yīng)分析及抗減震措施研究(武漢長江隧道工程關(guān)鍵技術(shù)研究項目)培養(yǎng)單位：一級學(xué)科：二級學(xué)科：研究生：指導(dǎo)教師：土木工程學(xué)院土木工程巖土工程孔戈周健教授二oo七年一月ABSTRAeTWiththeaccumulationo重seismicdisasterdataandthedevelopmentofscientificresearch，peoplehavegraduallyrealiz

2、edthedeficiencyofpseudo—staticmechanicsmethodwhen&nalyzingtheseismicresponseofundergroundstructureOntheotherhand，thedynamicfiniteelementmethodis㈣sideredtObepreferable。Supported酶theresearchp刪ectofkeytechnologiesofChangjia

3、ngTunnelEngineering赫Wuhan，themainresearchw鎊矗ofthispaperfocusingontheresearchandimprovememofseism耙responseanalysismethodsofshieldtunnel，andtheeffectofdifferentparametersofstructureandjointsORthestructuresseismicbehaviorco

4、uldbesummarizedasthefollowingfiveaspects熏。霉ksignificamceoftheresearchworkthekeypoints慧醛existingmethodsofaseismicanalysisofshieMtu黼elafebrieflysummarized，撼wellasthegeneralsituationofChangjiangTunnel黝gineeringinWuhan2。Basi

5、ngoncompafi略thetransientheatconductionequationandtheporepressuredissipationequationthispaperpresentsanewmultiiterationserialpartitionedsolutionprocedure，whichisadapttedevelopmentofexistingfiniteelementsoflwaresandcouldgi

6、vesatisfyingcomputationalpreciseandstabilitySubsequentlythisapproachisappliedintransversedynamicresponseanalysisofWuhanChangiiangTunnel，withtheestimationgivenintheendofthesoilliquefactionhazardofthesite3。Combining￡h罄dyna

7、mic巍ni姥elementmethodandthe婦springmodel黼Spaperpresentedanewtransvel騭oeseismicresponseanalysismethod醒shieldtunnelwhichis，then，appliedtocalculatethetransverseseismicresponseofWuhanChangjiangTunnelwithemp螄isontheinfluenceofd

8、ifferentstructuralparametersonthe$tpaeturesseismicbelmvioramltheshockabsorptioneffectofstrengtheningthesoilfoundations411他responsedisplacementmethod，withthedifferentcomputationalmethodsoftheparameterssystematicallyconclu