拱壩壩肩巖體的三維穩(wěn)定分析.pdf

1、河海大學(xué)碩士學(xué)位論文拱壩壩肩巖體的三維穩(wěn)定分析姓名：王愛林申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：工程力學(xué)指導(dǎo)教師：陸曉敏20050301AbstractArchdamisaveryimportantandfamousforitspropers仃。uc札lreandgracefulbuildArchdamisthesafestofallwaterretainingstructuresItsapplicationiswiderandwiderduetoi

2、tsexcellentmechanicscapabilityandeconomicalcostCurrentlywiththedevelopmentofhydroelectricityandbroadeninginextension，manygoodgeologicalsiteshavebeenexploitedandutilized；thebarrages(archdamincluded)havetobebuiltonsiteswit

3、hrelativelynotgoodorverybadgeologywhichaddsnecessityofanalysisofarchdamabutmentinsomedegreeThemethodsofarchdamabutmentrockmassincludenlMnericalmethodanalysisandmodelexperimentanalysisItissummarizedanddissertatedinthisart

4、icleaboutthenumericalmethodanalysis，whichisdividedintodeterministicanalysisandnondeterministicanalysisAndtheformerincludesrigidbodylimitingequilibrium，F(xiàn)EMandDiscreteMediumMethod(blockelementmethod，InterfaceStressElement，

5、DiscreteElementMethod，DDA，LagrangeElementMethod，ManifoldElementMethodetc)：ThelaRerincludesRandomAnalysisMethodandFuzzyAnalysisMethodTheadvantagesanddisadvantagesofeachmethodarediscussedSupplementismadetorigidbodylimiting

6、equilibriumwhichisusedmostwidelymakingangleoffaultedplaneasvariable，usingcomplexmethodandquasi—Newtoniterativemethod，accordingtotherolethatrockmassslidesalongtheplanewiththeleastantislidingforce，thengettheminimumofsafety

7、coefficientmostprobably；furthermore，whenanalyzingwithnonlinearfiniteelement，shearstraincontourlineisbroughtforwardtoascertainorconfirmtheslidingplane，F(xiàn)inallysomeproblemsneededtobestudiedfiartherarediscussedKeywords：Archd