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1、II英文摘要ABSTRACTAsakindofsoilretainingstructure,anti-slidepilehasthesafeandeconomicaladvantagesofconvenientconstruction,goodanti-slidingperformance,savingthelandforconstructionandlowcost,soiswidelyusedincivilengineering.Thesoilarcheffectbecauseoftheplayin
2、gofsoilshearstrengthguaranteesthestabilityofsoilbetweenpiles.Buttheresearchofsoilarcheffectbetweenanti-slidepileshasnotaunifiedconclusion.ThisarticleisreliedonChongqingHundredsofEngineeringTechniqueTalentProgram"CantileverAnti-slidePileofThree-dimension
3、alSoilArchingEffectandTheDynamicCatastropheresearch”,consultingalargenumberofliteratures,surveyingthecharacteristicsofthesoilstabilitybehindtheanti-slidepiles,andanalysisingthedataofsoilarchmodelexperiments,summarizingthedisciplinesandfindingthebreakthr
4、oughpoint,andthentakingthemethodofcombinationoftheoreticaldeductionandnumericalanalysis,studythesoilarchingsPacedistributionfeaturesbehindanti-slidepiles,Themainworkandresearchresultsareasfollows:①Throughsummarizingtheliteraturesandfieldinvestigation,ha
5、veapreliminaryunderstandingofthesoilarcheffectbehindanti-slidepiles.Analysisthedisciplinesofexperimentaldate,byusingoftheoreticalderivation,provedtherationalityofusingmutationoftheprincipalstressofsoilreflectingthesoilarcheffect.Referencingtheviewpointt
6、hatthereasonablearchaxisistheprincipalstresstrace,drawedthetraceofprincipalstress,andthemethodwasproposedthatclosedprincipalstresstraceisusedtodescribethesoilarchareaaccordingtothedistributionofprincipalstresstrace.②Onthebasisoftheoreticalanalysis,throu
7、ghtheslicemethod,takenacertainlevelofthinlayerofsoilafterpilesastheresearchobject,studiedthesoilarchdistributioncharacteristicsinthehorizontalthinlayer.Specifically,atfirstbystudyingthesoilstressdistributioncharacteristicduringelasticstage,summarizethed
8、eterminationmethodofthearchtopposition,andusingtheMATLABprogramsearchingtheprincipalstresstraceanddrawingthesoilarchcurve,obtainedthedistributioncharacteristicsofthesoilarchintheplane.Furtherstudiedthechangedisciplineofthesoilarc
