基于flac3d的关中塬区黄土滑坡稳定性数值模拟

《基于flac3d的关中塬区黄土滑坡稳定性数值模拟》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、areconsistencywiththelimitequilibriummethodandfieldreconnaissance.Theslip-zonepositioncanbesearchedbynumericalsimulation,meanwhile,italsocanberoughlyobtainedbyplasticitychartandshearstressincrementchartoftheresults.Displacementandstresschartareabletogiveananalysisoftherelationshipbetwee

2、nthestressandstrain,aswellasthestrikingfeaturesofslopefailure,etc.stabilizingpileisappliedintonumericalsimulationintermsofslip-zonepositionandtheprincipleoftreatment.Itisfoundthatlandslideistowardtothestabilizationandthesafetyfactorsareguaranteedfromsimulateddisplacementchartandreductio

3、ncoefficientrelationcurve.Thereisalargerreductioninthestrainrangeofshearstresschart.Itisindicatedthatslidingzonehasbeenundercontrolfromthepile'sinternalforceandbendingmomentdiagram,andtreatmentmeasuresarereliable.Constructiondesigncanbeguidedbasedontheresearchofthispaper,andprotectiveme

4、asuresalongtheroutehavebeencompleted.Aftermonitoringandthefieldinvestigation,treatmentmeasuresarereliable.Theyplayapositiveeffectongeologicalhazardsmanagementandreducethelossofhazards.Researchresultscanserveasareferenceforthesimilarprojectinthefuture.3DKeywords:loessslopefailure,FLAC,ul

5、timateequilibriummethod,stability,numericalsimulation,stabilizingpileIII目录第一章绪论....................................................................................................................11.1研究背景和意义.................................................................................

6、................11.2国内外研究现状分析.........................................................................................41.2.1黄土滑坡稳定性的研究...........................................................................41.2.2黄土滑坡的数值模拟研究.............................................................

7、..........51.3研究内容及技术路线.........................................................................................71.3.1主要研究内容...........................................................................................71.3.2技术路线.....................................................