不同結(jié)構(gòu)體系斜拉橋地震反應(yīng)分析.pdf

1、分類號UDC學(xué)校代碼10497學(xué)號業(yè)軍叢竺絲蘭病膊忙多大穿學(xué)位論文題目_英文_題目_研究生姓名不同結(jié)構(gòu)體系抖拉橋地震反應(yīng)分木SeismicResDonseAnalvsisOfDilferentStructrualSvstemsOfCable一StavedBridZes指導(dǎo)教師劉級姓名楊吉新職稱教授學(xué)位博士單位名稱交通學(xué)院郵編430063申請學(xué)位級別論文提交日期碩士學(xué)科專業(yè)名稱公路橋梁與渡河工程2011.4論文答辯日期2011.5學(xué)位授予

2、單位武漢理工大學(xué)學(xué)位授予日期答辯委員會主席養(yǎng)妞今評閱人和瞼2011年5月武漢理工大學(xué)碩十學(xué)位論文AbstraCtEarthquake15akindofnaturaldisasteralwayseausestremendouslossesoflifeandProPerty.Undertheeffectofstrongearthquake，bridgemayProduceunseatingeausedbyexeessiveSeismicdi

3、sPlacementofbearing，yieldingofPier，eollapsingcausedbydestroyoffoundation，eollidingbetweenadjacentstruetures，cte.Oncethebridgewasseriouslydamagedintheearthquake，itwillnotonlyaffeetthetraffieseriously，butalsodelayPost一disa

4、sterreseuework.Ontheotherhand，asakindofnewbridgewhichhasstrongsPanningeaPaeityandbetterstability，cable一stayedbridgePlaysamoreandmoreimPortantroleintraffiesystem.Therefe，theseismicanalysisofeable一stayedbridge15Partieularl

5、yimPortant.ThisPapertakesXinjiangeable一stayedbridgeasexamPle，tosimulatetheearthquakeresPonseanalysisandseismiedesignofit.TheXinjiangCable一stayedBridgeinYingTanCity15aconeretecable一stayedbridgewithsingletowerdoublecablePl

6、ane，themainsPan15150meterlong.Theearthquakeintensityofthesiteofthisbridge15Vll.ThisPaperPresentsthebasietheoryofseismieresPonseanalysis，andmeanwhile，resPonsesPeetrumanalysisandtime一historyanalysisofvariousstruetUralsyste

7、msanddamPingteehnologyresearchhavealsobeenfinished.ThemaineontentofthisPaPerineludes:(1)MIDAS15usedtoealculatethedynamiebehaviofthebridge.(2)ThisPaperusesresPonsesPectrulnmethodtoanal鄧eseismicresPonseofXinjiangeable一stay

8、edbridge，andconsidersdireetionofdi月飛rentgroundmotioninPuttingandtheProblemofsPacecolnbination.(3)Xinjiangcable一stayedbridge15analyZedbydynamietime一histymethod，theresultsareeomParedwiththatobtainedthoughsPectrUmmethod，the

9、ngetthefinalresultsofseismieresPonseofthisbridge.(4)ThiSPaperusesdynamictime一histymethodtoanalyZethreekindsofstrUeturalsystems(floatingsystem，consolidationsystemdalnPingsystem).Theresultsshowthatthecable一stayedbridgeswit