土工膜心墻土石壩設(shè)計與施工中若干問題的研究

1、大連理工大學(xué)碩士學(xué)位論文土工膜心墻土石壩設(shè)計與施工中若干問題的研究姓名：林淀翔申請學(xué)位級別：碩士專業(yè)：水利工程水工結(jié)構(gòu)工程指導(dǎo)教師：欒茂田陳玉夫20010901大連理工大學(xué)工程碩士學(xué)位論文StudyonSomeKeyIssuesinDesignandConstructionofGeomembraneCentralCoreEarthandRock棚lDamsMajor：HydraulicEngineeringMasterStudent：M

2、rDianxiangLinAdvisor：ProfMaotianLuanProfYufuChen(SeniorEngineer)AbstraetAsanewtypeofimperviouswallmaterial，thegeomembraneistobeusedinthecentralcoreearthandrockfilldamsInthisthesis，theengineeringcharacteristicsofgeomembra

3、nearemainlyinvestigatednereliabilityofimpermeabilitythedurabilitythedeformationadaptabilityandtheproperapplicationrangeofgeomembranearediscussedAnumberofthedatacollectedfromdifferenthydraulicengineeringprojectsinwhichthe

4、geomembraneisused，andtheinsitutestsandlaboratoryexperimentsateanalyzedThenthenonlinearfiniteelementmethodisappliedtoevaluatethestressesanddeformationsoftheselectedhydraulicengineeringprojectThesettlementofgeomembranecomp

5、ositecentralcoreisestimatedbythetheologymethodBasedontheanalysisandcalculationresults，itisproventhatgeomembraneisanideallyimperviousmaterialIthasgoodperformancesinsuchaspectsasimpermeabilityelastoplasticdeformationadapta

6、bility，resistanceabilityagainsterosionThelifespanofthepropergeomembraneusedindamunderwaterCanreachover100yearsItcanbeusedintheearthandrockfilldamswithmorethan1OOmheightsKeyword：geomembrane；earthandrockfilldam；impermeabil