斜拉橋索塔錨固區(qū)焊釘連接件模型試驗研究.pdf

1、同濟大學碩士學位論文斜拉橋索塔錨固區(qū)焊釘連接件模型試驗研究姓名：陳金剛申請學位級別：碩士專業(yè)：橋梁與隧道工程指導(dǎo)教師：石志源20050301AbstractABSTRACTTheengineeringbackgroundofthisthesisisthecable—stayedbridgewhichhasthelongestmainspanintheworldThetypeoftheanchorzoneinpylonsofthisbri

2、dgeisdifferentfromNormandybridgeandalsodifferentfromsomeotherbridgdes，sotheworkingmechanismoftheanchorzoneandtheshearconnectorsshouldbeanalyzedelaboratelyTheshearconnectorsusedinthisbridgeare200nlmlongstudswith22milldiam

3、eterThecharacteristicvalueofconcretestrengthisC50Inordertodeeplyinvestigatetheworkingmechanism，somestudmodelsweremadein1：1scaleaccordingtothetop，bottomandthemiddlesegmentinpylonsofthecablestayedbridgeAseriesofpush—outtes

4、tswerepracticedsequentlyInthisthesis，theexperimentalstudmodelshavebeenanalyzedintwodifferentways：exsperimentalmethodandtheoreticalmethodAccordingtotheexperimentalresults，finteelementmethod(FEM)analysisresultsandtheresult

5、sfromcalculation，someconclusionsareobrainedInthefirstpartofthisthesis，thedevelopmenthistoryofseveraltypesofanchorzoneinpylonsisreviewedTheactualityofstudyonstud’sworkingmechanismisalsointroducedFinallythemethodandmainpur

6、poseofthisresearcharepresentedInthesecondpartofthisthesis，bysynthesizingtheexperimentaldatainthebackgroundexperimentsandsomeotherexperiments，theapplicabilityofcalculatingformulasaboutshearcapacityofstudsisevaluatedInthis

7、part，twoformulasaboutshearcapacityarerecommendedInthethirdpartofthisthesis，thewholeprocessofpush—outtestsisintroducedThentheresultsofthepush—outtestsarelistedbydiagramsTherearethreeaspectsofFEMofferedintheforthpartofthis