鋼掛梁橋面鋪裝力學分析與材料試驗研究.pdf

1、浙江大學建筑工程學院碩士學位論文鋼掛梁橋面鋪裝力學分析與材料試驗研究姓名：華愛婭申請學位級別：碩士專業(yè)：道路與鐵道工程指導教師：黃志義20080601MechanicalAnalysisAndExperimentalResearchonSteelGirderDeckPavementAbstractThetransportationdevelopsrapidlyoveryearsinChinaandthetechniquesofroada

2、ndbridgeconstructionareatthetopoftheworldHoweveritisdifficultteachitsdesignedlifeformostoftheasphaltpavementsofhighwayandbridges，especiallysteelbridgesurfacing，becauseofthemechanicsofsteeldeckarecomplicatedOnthebasisofth

3、easphaRconcretepavement’SdistressofonebridgeofZhaWangroadinJiaXingpistrictZheJiangProvince，themechanicsofsteeldeckpavementandresearchesonpavementmaterialanalyzedinthisdissertationThisdissertationsummarizesthedevelopmento

4、fsteeldecksurfacingandthemeasuresusedondeckpavementstudyBasedonthedistressofJiaoShahMenbridge’SsteelgirderdeckpavementthecontrolindexofpavementdesigninghasbeenselectedWithanglicizingwholestructurebyABAQUS，itisvitalinenha

5、ncingwholestructurestiffnesstosolvethepavementdisetressHoweverselfcapabilityofpavementmaterialisanotherimportantfactortoimprovepavementperformanceAndthenbymodifypavementstiffness，thecontroltargetchanginglawhasbeenfoundou

6、tBythislawanoptimizedthicknessrangehasbeenadvised，andpavementmaterial’SstiffnessandflexiblemustbothbeconsideredThus，bylaboratorytestwork，severalpavementmaterialshavebeendesignedTheparametersofviscoelasitcmaterialareobtai

7、nedbymaterialcreeptestInsuccessionbasedontimetemperaturecorrespondenceprincipleareobtainedtheparametersofMaxwellconstitutivemodelofdifferenttemperatureLastly，viscosityandelasticmodelwereoperatedbyFEAtoanalyzedistortionan

8、dthecontrolindexunderstaticloadslasting600seeBasedonstrainandstandarddesigningloadtransformationmodel，themaximalcreepstraincalculatedbyABAQUSwastransformedtotheloadactingtimesSothedifferentpavementworkperformancecanbeeva