復(fù)雜荷載條件地下結(jié)構(gòu)的破壞預(yù)測(cè).pdf

1、分類號(hào)：!型121UDC：——學(xué)位論文復(fù)雜荷載條件地下結(jié)構(gòu)的破壞預(yù)測(cè)申請(qǐng)學(xué)位級(jí)別：碩士學(xué)位指導(dǎo)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(xué)二零零五年一月垃刪級(jí)舊密靴山東科技大學(xué)碩士學(xué)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