基于邊坡臨界滑動場分析加筋土邊坡穩(wěn)定性

1、合肥工業(yè)大學碩士學位論文基于邊坡臨界滑動場分析加筋土邊坡穩(wěn)定性姓名：李強申請學位級別：碩士專業(yè)：橋梁與隧道工程指導教師：朱大勇20100401StabilityAnalysisofReinforcedSoilSlopeBasedonCriticalSlipFieldofSlopeAbstractTmSarticlereviewsthecurrentapplicationandtheoreticalresearchofreinforced

2、soilstructure，andanalyzestheproblemsexisted，moreoverpresentsanewmethodwhichbasedonthetheoryofthecriticalslipfield，toanalyzethestabilityofreinforeedsoilslopeOnthebasisofthismethod，thearticlediscussesthemajorfactorsinfluen

3、cedbythereinforcedsoilslopestabilityandanalyzedtheseismiceffectsonthereinforeedsoilslopestabilityTheconclusionswereasfollows1ThenumericalstimulationofreinforcedsoilstructurecriticalslipfieldBasedonthetheoryofthecriticals

4、lipfieldintheanalysisof’reinforeedsoilslope，theeffectofreinforcingmaterialsisconsideredasanequivalentadditionalstressactingupontheslipsurfaceTheformulasforcomputingthefactorofsafetyofreinforeedsoilslopearepresentedAnexte

5、nsionofthenumericalsimulationforcriticalslipfield(CSF)ismadeThen，anumericalschemeiSproposedforcalculatingcriticalslipfieldofreinforcedslopenlepositionofcriticalslipsurfaceofarbitraryshapeandtheminimumfactorofsafetybegive

6、nthroughtheprogramwrittenbyMATLAB2InfluencefactorsensibilityofthestabilityofreinforcedsoilslopeBasedontheoryofthereinforcedsoilslopecriticalslipfield，calculatethesafetyfactorofreinforeedsoilslopeinfluencedbydifferentseve

7、resoil，cohesion，internalfrictionangle，reinforcementmaterialstrength，reinforcementspacing，reinforcementlength，reinforeementtypeandetcTheresultindicaresthattheinternalfrictionanglegreatlyaffectsthesafetyfactor，thelargerint

8、ernalfrictionanglemayincreasethesafetyfactor；thereinforcementcontributesmuchlesswhenitreachessomelengthandstrengthSotheappropriateinternalfrictionangleshouldbepaidmuchattentiontowhendesigningthereinforcedsoilslope，beside

9、s，theappropriatereinforcementstrength，lengthandtypearealsoimportant3ThedynamicstabilityanalysisofreinforcedsoilslopeAnalyzethereinforcedsoilslopedynamicstabilityunderearthquakethroughreinforeedsoilslopecriticalslipfieldm

10、ethodTlleresultindicatesthattheslopesafetyfactordecreaseswhentheseismicinfluencecoefficient；thecriticalslipplanedamageareaisgettingsmallerfromdeepertoshallowandinsideoutItshowsthatthereinforcementtypeofintensiveupperandl