鋼掛梁橋面鋪裝力學(xué)分析與材料試驗研究.pdf

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