擋墻在不同變位模式下土壓力的理論分析與有限元法

1、寧r夏大學(xué)位論文蚺他代n：i0749#qt02020R3學(xué)擋墻在不同變位模式下土壓力的理論分析與有限元法TheoreticalAnalysisandFiniteElementMethodonEarthPressuresofRetainingWallunderVariousMovementModes研究生：監(jiān)直壘指導(dǎo)救師：孔壺剖越攔申請學(xué)位門類緞制：王攔鰓專業(yè)名秫：固佳盤堂研究方向：羞土zI堂所任學(xué)院：物理電墨擅盎堂睦寧夏人學(xué)碩士學(xué)位論文

2、摘要曼曼舞iiiitlI—寰——寰曼●曼葛—|舅鼉—皇蔓—皇舅■■蔓奠一AbstractThecalculationofearthpressureisofparamountimportanceinappliedEngineeringInordertostudydeeplythemagnitudesanddistributionsofthepassiveearthpressureundervarioustypesofwallmovemen

3、titispromotedtothedevelopmentofitstheoryandsatisfactorythedemandoftheGentechniealEngineeringI、hetheoreticalstudyandthenumericalanalysesareperformedinthisdissertationThetheoreticalanswerstothepassiveearthpressureandtheres

4、ultantearthpressureontheretainingwallareobtainedunderthewallseveralmovementmodesofrotationabouttoporbaseThefiniteelementcomputationsareperformedandproceedBothoftheirresultsareagreedrightlywithsomeexperimentalobservations

5、FirstlythetheoreticalsolutionofpassiveearthpressureisobtainedbystripequilibriumanalysesunderthewallmovementmodesofrotationabouttoporbaseInthisdissertation，anexponentialfunctionisusedtodescriberelationshipbetweenpassiveea

6、rthpressureandwaftdepthTheresultantofforceanditspointsareobtainedinnormalcondition，AndthenthechangeorthediflorenceofearthpressureispointedoutSecondlytheprogrammersofthefiniteelementmethodareperformedTheregularpatternofea

7、rthpressureandthechangeofitscoefficientareobtainedThepassiveearthpressureandthepointsofapplicationoftotalthrustundervariousmovementmodesarecomparedandanalyzedThirdlytheoreticalanalysis，theresultoffiniteelementandtheexper

8、imentalresultsarecomparedSomeconclusionsandrelationsaremadeunderthepassiveeanllpressureoilseveralmovementmodesTheoutcomeindicatesthatthetheoreticalanalysisandtheresultsoffiniteelementareagreedwiththeexperimentalresultsIt

9、isindicatedthattheformulaofpassiveearthpressureandprogrammersofFEMisfeasibleinappliedGeotechnicalEngineeringFinally，onthebaseoftheresearchofthispaper，thesuggestionsaregivenforthefurtherstudyfocusingonthetheoryoftheearthp