復(fù)合壩接合部位基于數(shù)值計(jì)算的優(yōu)化設(shè)計(jì).pdf

1、長沙理工大學(xué)碩士學(xué)位論文復(fù)合壩接合部位基于數(shù)值計(jì)算的優(yōu)化設(shè)計(jì)姓名：李會興申請學(xué)位級別：碩士專業(yè)：港口、海岸及近海工程指導(dǎo)教師：張貴金20080401AbstractTIlispaperanalysethestressanddeformationtendencyofthejointpositionoftheinsertmixeddamwiththe3DcalculatesoftwareFLACjL’basedonthefinitediff

2、erencemethod11地structuremodelchosetheMohrCoulombModelandelasticModelseparatelyusingthetransfertechnologyofAutoCADFLACjutobuildthethreedimensiongeologicalmodelofthedamfoundationHereweusetheinterfaceelementtOsimulatethemec

3、hanicCharacteristicoftheconcretewallandtheclayCA)rewall11圮mainworkandconclusionisasfollowed：1Byintroducingthemixeddaminandabroad，drawaconclusionofthemainshapeandCharacteristicofthemixeddamIntegratetheresearchandthedevelo

4、pmentofthiskilldofdam，Inducingthemainproblemduringthedesignandtherunofthemixeddarn2IntroducedthebasicconceptandtheoryofFDM；Introducedtheconceptandcatachresticof3DcalculatesoftwareFLAC3DwhichisbasedontheFDMandstillintrodu

5、cedthecontrolequationofthreemodels3DoastructureanalysisofthejointpositionofthemixeddamofHuNanTuoKouhydropowerstationtheanalysisshows：underthecompletionstage、normalretaininglevelandthefloodlevel，themaxstressandthedeformat

6、ionareintherangeofthedesignandtheintensityofthematerial，thewholedamissafeandsteadyThereisnophenomenonofbreakatthejointpositionnappearsa125mglidingdeformationalongtheinterfaceunderthefloodlevelanditisacceptable4Bythenumer

7、icalsimulationofmultimethodsofTUOKOUhydropowerstationmixeddam，optimizedtheinsertdepthofthejointpositionCompare塒tll95minsertdepthoftheoriginaldesignthispaperdesigned3methods：90rn、85m、80mWedrawaconclusionthatthroughtheanal

8、ysisofthesemethods：whenusingthemethodsof85mand80m，ItseriouslyendangerthesafetyofthedamWhenchoosethe90mdesignmethodunderthecalculateconditionwedefinehere，thestructureconformstoallthesteadyindexofthedamIfthismethodiSusedin