復雜荷載條件地下結(jié)構(gòu)的破壞預測.pdf

1、分類號：!型121UDC：——學位論文復雜荷載條件地下結(jié)構(gòu)的破壞預測申請學位級別：碩士學位指導教師姓名：撾厘型丁敏專業(yè)名稱：巖土工程職稱：副數(shù)援山東科技大學二零零五年一月垃刪級舊密靴山東科技大學碩士學位論文摘要ABSTRACTAccordingtothetheoreticalanalysisandnumericalsimulationcalculationsmethods，thetheoreticalcalculationmodelan

2、dnumericalsimulationmethodofthefailureforecastfortheundergroundstructure(takeshaftliningforexample)undercomplicatedloadshadbeenstudiedanddiscussedThefailurefactorsandthemechanismoftheundergroundstructureundercomplicatedl

3、oadshadbeenanalyzedThebearingloadsofthesh心lininghadbeenanalyzedatlength，andatthesametimethefeasibilityandnecessityoftheaddingprinciplehadbeenindicatedwhenthebeariugloadsoftheshaftlininghadbeentheoreticallyanalyzed，Thethe

4、oreticalcalculationformulaoftheshaRliningunderdiversifiedloadshadbeendeducedAccordingtospaceaxisymmetricquestion，thetheoreticalcalculationmodeloffailureforecastoftheshaftliningundercomplicatedloadshadbeenestablishedbased

5、onelastictheoryWhenthemodelwereappliedtoallproject，usinglinearregression，thelinearequationaboutverticaladditionalforceandthedepthhadbeenobtainedForthefirsttimetheformulaaboutthethreedirectionstressoftheshaftliningactedby

6、gravitysoilandverticaladditionalforcechangingalongdepthzandradialrhadbeenobtainedAftertheelasticplasticitytheoryhadbeenexpatiatedbrieflytheelasticplasticitystressstrainmodelandfailurerulesuitforreinforementconcreteshaftl

7、ininginthickalluviumhadbeenpointedout、thecalculationmodelofnumericalsimulationmethodofthefailureforecastoftheshaftliningundercomplicatedloadshadbeenestablishedConsidershaftliningasaspaceaxisymm嘶cquestion，taketwodimension

8、elementforthenumericalsimulationofshaftliningfailureandbasedonthis，thetime，locationanddevelopmentoftheshaftliningfailurehadbeenforecastThechangeofthestressands仃ainhadbeenanalyzedwhentheshaftlining‰ledandfavorableresultsh