风积砂包裹式加筋挡土墙的工程特性分析-(6258)

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1、内蒙古科技大学硕士学位论文respectively,afteraeoliansandcompactionandnotwrappedparcelsstratifiedhierarchicalcompaction.Determinationofbearingcapacityofcompositeplateloadingtestaccordingtotheexperimentalprocedure,andthedeterminationofaeoliansandcarryingcapacityintheuncoatedstate.Bymeasur

2、eddataandloadandSettlementpscurveanalysisandcalculationofthechangeofaeoliansandwrappedaroundthecarryingcapacity.Fourthly,Makesuretheanti-packetanddeterminethelengthofthegeotextilelayerthicknessandwraprolledseveraltimes.Accordingtotheformulaoflateralearthpressure,anduseofge

3、otextilesandexperimentaldeterminationofaeoliansandfrictioncoefficient,calculatedclothworkersunearthedanti-packetlength.Theneachof30cm,40cm,50cmlooselaythicknessofaeoliansandcompactionandcompactioneffectisdetectedinordertodetermineareasonablelooselayingthicknessandrolledsev

4、eraltimes.Finally,Loadingthemodelestablishedentityretainingwallsonlargeareaandobservingitslateraldisplacement.ExperimentaldatameasuredasabasisformodelingandanalysisbyANSYSfiniteelementsoftware,theresultsarebasicallyconsistentwiththeexperimentalresults.Andcomparechangesinve

5、rticaldisplacementandaeoliansandwrappedaroundthelateraldisplacementofthemodel,theresultsshowthelateraldisplacementoftheretainingwallandwrappedverticaldisplacementarebothbecomesmallandlateraldisplacementaremoreobvious;wrap-reinforcedblockMinimumsidewallsunderitsownweightofm

6、aximumlateraldisplacementisgenerallydistributedintheretainingwallheightof2/3,andthelateraldisplacementfromthemaximumdisplacementgraduallydecreasingtendencytowardsaboveandbelowtheouterendoftheretainingwallthedisplacementdistributioninthelowendoftheretainingwall;fromthepoint

7、ofmaximumtensilestressreinforcementlayerscanbeseenwrappedinconnectionreinforcedretainingwalldamageorpotentialslipinterfaceinterfaceshape,approximatelyinlinewith0.3Htype.Finally,analysisingthedifferenteffectsoflateraldisplacementoftheretainingwallthatthedryaeoliansandandthe

8、wetaeoliansandmade.KeyWords：Aeoliansand;Geotextiles;Maximumdrydensity;Retainingwalls;Parc