三峡库区卧沙溪滑坡稳定性分析与预测-(5396)

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1、三峡大学全日制专业学位硕士学位论文flowingdirection;reservoirdecliningresultsthehydraulicgradient,theobviouslyincreaseofthedynamicwaterpressureandtheexcesspore-waterpressure.Asaresult,thereservoirdecliningledtothestabilitydecreasing.Accordingtothegeologicalmodelnamingprinciples,WoshaxiL

2、andslidehasbeendefinedasacreep-cracking-gradual-regressivetype.ThisthesishasevaluatedthethebasicstabilityofWoshaxisecondarylandslidefromthemacroscopic,Atthesametime,usingthemethodofnumericalsimulation,theauthorhasanalyzedthedistributionoftheseepagefield,thestress-strai

3、nfieldanddisplacementfieldundersixkindsofworkingconditionsandhasevaluatedthestabilityofWoshaxiLandslide.Weconsideredthatnumericalsimulationandmonitoringdatahasahighcoupling,andatthesametime,thenumericalsimulationisconsistentwiththeanalysisofdeformationmechanism.Further

4、more,theauthorhasmadeacomprehensivepredictionforthedevelopmentofaperiodofthelandslidebyusingthenumericalmodelwhichisusedformakingatimingcontinuation.Keywords:TheLandslideofWoshaxiMonitoringDataNumericalsimulationStabilityanalysisPredictionIV三峡大学全日制专业学位硕士学位论文目录选题的依据及意义.

5、............................................1国内外文献资料综述...........................................21绪论.....................................................41.1研究意义.............................................41.2国内外边坡监测技术发展现状...........................51.3滑坡稳定性评价方法研究现状.

6、..........................61.4滑坡研究中存在的问题.................................91.5研究内容、目的、方法和技术路线......................102研究区工程地质环境条件....................................132.1概况................................................132.2地形地貌.........................................

7、...132.3地层岩性.............................................142.4水文地质.............................................162.5地震及不良地质岩组..................................162.6本章小结............................................173监测点布设................................................1

8、83.1监测内容及方法......................................183.2监测点布置原则......................................193.3卧沙溪滑坡监测点布设...