寬跨比對鋼箱系桿拱橋抗震性能的影響研究

1、分類號：TU37密級：公開論文編號：201501031271貴州大學2015屆碩士研究生學位論文寬跨比對鋼箱系桿拱橋抗震性能的影響研究寬跨比對鋼箱系桿拱橋抗震性能的影響研究學科專業(yè)：橋梁與隧道工程研究方向：橋梁施工控制與仿真分析導師：謝濤研究生：譚勇中國?貴州?貴陽2015年06月萬方數(shù)據(jù)貴州大學碩士研究生學位論文IIAbstractArcbridgesteelboxhasgreatspanningcapacityreasonablef

2、cegooddynamicperfmancethestructureofthebridgedecktothebottomofthebeamheightelegantappearanceconstructionoftrafficadvantagesofsmalldisturbancewhichiswidelyusedinrailwaybridgehighwayBridgescityBridgesitissafenotdeterminest

3、hewholelinewasclear.Inrecentyearsthearcbridgesteelboxonthebuildingofthehighintensityareasmemebutthestudyofitsseismicperfmanceisrelativelysmallthisisanurgentneedtousftheseismicperfmanceofadetailedanalysisoftheresearch.Int

4、hispaperMoutaiNo.threebridgeastheengineeringbackgroundcalculationanalysismodelofbearingsteelboxtiedarchbridgewithspatialfiniteelementcalculationsoftwareasCiviltoestablishdifferentwidthratiowidthspanratioundertheinfluence

5、oftheseismicperfmanceofsteelboxtiedarchbridge.Themainresearchcontentsareasfollows:（1）Reviewofsteelboxtiedarchbridgeoftheclassificationthedevelopmentsurveyseismicresearchsituationbasedonthebasictheyofstructuraldynamicsint

6、roducesthestructurevibrationequationsofmotiondynamicacteristics（2）Thebasicprincipleofstaticmethodreactionspectrummethodtimehistyanalysismethodareintroducedthefeaturesofvariousanalysismethodsarecomparedthescopeofapplicati

7、onofvariousanalysismethodsissummarized（3）TheMoutaiNo.threebridge(supptingsteelboxtiedarchbridge)toanalyzethedynamicalacteristics（4）Respectivelybyresponsespectrummethoddynamictimehistyanalysismethodcomparativeanalysisofme

8、chanicalpropertiesofdifferentwidthspanratiooffivesteelboxthroughtiedarchbridgeunderthesameearthquakearemostfavablefseismicwidthspanratiorange.（5）Comparativeanalysisofdynamictimehistyanalysismethodthecalculationresultsoft