土石壩澆筑式瀝青混凝土心墻設計與施工技術研究

1、大連理工大學碩士學位論文土石壩澆筑式瀝青混凝土心墻設計與施工技術研究姓名：崔金鐵申請學位級別：碩士專業(yè)：水利工程指導教師：李俊杰許勁松20020301Abstract卻combiningthedesignofcastasphaltconcretecoreearth—rockdamofNierjiHydroelectricProjectsanoptimizestudyOnthestructuraltypesandconstructiont

2、echnologyofcastasphaltconcretecorearecardedout撕thearticleThemainconten拈ofthestu由aresummedup鯽follows：AtpresentthemainandauxiliarycorestructuresarewidepadoptedinthedesignofthecastasphaltConcretecoreearth—rockdaminthestateL

3、ethemainCOretObeasphaltconcreteandauxiliarycoreofasphaltmortarmasonryThiskindofstructureswillcausetheprincipalstres#differencebiggerduetothesharpchangesmodulusofdeformationbetweenauxiliarycoreandmaincoreauxiliarycoreandu

4、pstreamanddownstreamtransitionmaterials。which曲disadvantageofstresstransmissionThereforethroughastressanalysistotransitionlayersandmainCOte，itisstudiedtoimprovestresSconditionsbycancelingauxiliaryCOreSOastOmakedirectconta

5、ctbetweenmainCOreandtrans#ionmaterialsFurthermoreaccordingtothepreviousconstructionexperiencetheexistenceofauxiliaryCOrelimitstheuseofeffectivemechankedconstructionDnasphaltconcreteandeffectstheprojectprogressSoffisneces

6、sarytocanceltheauxiliarycorefromthepointviewofconstructiontechniq’ueMeanwhilequestionsOnhowtosolvewithoutauxiliarycoremasonryandconstructiontechniqueofaspha廳concretecoreareraisedaftertheauxiliarycore0cancellationAnalysis

7、andstudyarecarriedoutinthearticleonthethicknessselectionofcastasphaltconcretecoreandtransitionlayerstheconnectionsofcoretodamfoundationandconcretestructuresthetypesofconnectionandquestionstocorebetweendifferentdamfoundat

8、ionsandconcretestructuresaregivenalsoMeanwhilequa髓qcontrolofasphaltconcreteCOreconstructionandcharacterofconstructiondiversionareanalyzedandmentionedbrieflyKeywords：NierjiHydroelectricProjectscastasphaltconcretecore，stre