温度荷载作用下整体式桥台斜板桥的受力性能研究(I)

《温度荷载作用下整体式桥台斜板桥的受力性能研究(I)》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、扬州大学硕士学位论文温度荷载作用下整体式桥台斜板桥的受力性能研究姓名：陈玲芳申请学位级别：硕士专业：结构工程指导教师：樊华20070501扬州大学硕士学位论文AbstractWiththerapiddevelopmentofnationaleconomy,仃affic，vehiclespeedandweightareincreasingfast．Itisveryseriousthatbridges戤destroyedmoreoflessbecauseofthedamageofbridgejointsinChina．Joinflessbridgehasabrightfutmebeca

2、useithasmuchmerit，suchaslowcostofbridgemaintensnce，improvedtravelingenvironment，reducedvehicleimpacttObridgeandextendedusageofbridge．Butthereareonlyfewexamplesofthedesignandconstructionofjoinflessbridges，andtheoryresearchofjoinflessbridgeislaterthanengineeringpractice．Furthermore，itisstillinth

3、edevelopingandresearchstagefortherearealotoffactorsimpactingthemechanicsofjointlessbridge．Itisverycommontofindbridgeswithskewanglesinengineeringprac6cewhilecurrentanalysisandresearcharemainlyaboutjointlessbridgewithoutskewangles，SOitiSinconvenienttOdesign,applyandspreadthejointlessbridges．Base

4、dontheresearchresultsofjointlessbridgewithoutskewanglesandthedocumentsofgeneraljointlessbridgesupportwithmediumandsmallspanandcontinuoussolidslabbridge，thispaperanalyzetheloadedbehaviorofintegral曲ulmentslabbridgeswithskewanglesundertemperatureload．1nhemaincontentsofthepaperaredescribedasfollow

5、s：1．Discusstheimportantanddifficultproblemsindesignandstudyofintegralabutmentbridge．andanalyzetheloadedbehaViorofmainparts．2．Consideringtheinteractionbetweensoilandstructure，thefiniteelementmodelsforintegralabutmentslabbridgeswithskewanglesarcpresented．3．UsingfiniteelementsofhⅣare-Ausys，thespa

6、cegrillagemodelsofintegralabutmentslabbridgeswithskewangles，whichhas13mequalspan,reinforcedconcrete，solidslabsection,arepresented．Based011that,theloadedbehaviorofmainbeamandfoundationofpileunderdifferenttemperatureloadarecompared；theeffectoftheloadedbehaviorandthermaldeformationofmainbeamandth

7、eloadedbehavioroffoundationofpilewithdifferentlength,skewanglesandparametersofsubstructureundertemperatureloadisanalyzed,andsomeconclusionsforthedesignofimegralabutmentbridgesaremadefromcomparingwiththosejointbridges．丑把paperwillcontribu