考慮土—結(jié)構(gòu)相互作用高層結(jié)構(gòu)靜、動力非線性分析方法應(yīng)用及對比研究.pdf

1、同濟大學土木工程學院碩士學位論文考慮土—結(jié)構(gòu)相互作用高層結(jié)構(gòu)靜、動力非線性分析方法應(yīng)用及對比研究姓名：李冬梅申請學位級別：碩士專業(yè)：結(jié)構(gòu)工程指導教師：錢江20080501申請同濟大學碩士學位論文ABSTRACTThegreatsocialandeconomicallossescausedbytheWenchuan，Sichuan，M80earthquakeonMay122008，showsthattheresearchesofbuild

2、ings’seismicperformancesshoulderheavyresponsibilitiesagainPushoveranalysismethodhasbeenacceptedasalleffectivewaytoevaluatethestructures’seismicperformancesbymostoftheresearchersandengineers，andhasbeenusedwidelyButwhenpus

3、hovermethodWasusedtoanalyzeabuilding，therigidfoundationassumptionhasalwaysbeenusedandthesoil—structureinteractionhasbeentotallyneglected，nlispaperdiscussestheapplicationandproblemofpushoveranalysismethodforhighrisestruct

4、uresconsideringsoilstructureinteractionandtheresultsarecomparedwiththoseofnonlineartimehistoryanalysisofthesamebuilding：’Inordertosimulatethesoil—structureinteractiontheinfinitefoundationiSanalyzedasdynamicsubstructuresb

5、ysubstructuremethod，todeterminetheforcedisplacementrelationsofthosenodesconnectedtothesuperstructuresThenthespring—dampersystemsareusedtoimitatetheserelationsGeneralfiniteelementanalysissoftwareisveryhelpfultotheevaluati

6、onsofthestructures’seismicperformanceInthispaperthepopularsoftwaresareintroducedandcomparedtofindoutthemethodsanddefectsoftheexecutionofpushoveranalysisAmongthesesoftwares，ANSYS謝t11abundantelementlibraryCanprovidepowerfu

7、lmodelstosimulatestructuralmembersandspring—dampersystemsThefiniteelementmodelsconsideringvariouspatternsoffoundationconstraintsoftwohighrisebuildingsarebuiltrespectivelyWiththosemodels，theinfluencesofthefactorssuchassti

8、ffnessofsuperstructures，depthoffoundationsonthedynamicstiffnessofwholesystemconsideringsoil—structureinteractionalestudiedARerthepushovermethodanalysisofthosemodels，thispaperdiscussestheapplicabilityofthelateralloadpatte

9、rnsbasedonassumptionofrigidsoiltothesystemconsideringsoil—structureinteractionandtheeffectsofconsideringsoil—structureinteractionOntheresultsofpushoveranalysisInthelastpartthenonlineartimehistoryanalysisoftheabovemention