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1、南京工業(yè)大學碩士學位論文攪拌樁復合地基承載性狀試驗研究姓名：顏（山獻）申請學位級別：碩士專業(yè)：巖土工程指導教師：韓選江20030401摘要ABSTRACTDeepMixingPileisanewtechniqueofreinforcingfoundationwhichhasalotofadvantagesWiththeconstructionofnumerousfoundationprojects，theapplicationofDee

2、pMixingPileismoreextensiveHoweverbeingsluggishinthetheoryandunmatureintheconstructionmanagement，theapplicationanddevelopmentofDeepMixingPileisrestrainedInthisdissertation，basedonexperiments，themechanicalbehaviorsofthesoi

3、lbetweenpilesarestudiedAmorereasonablemethodcomputingthebearingeapacityispresentedTheoreticalformulaisderivedtocomputethelateralfrictionalresistanceofsinglepileFinallythenumericalanalysisforsinglepileandgrouppilesaredone

4、bywithFEMThemaincontentsareasfollows：、’1FieldtestsofthereinforcedfoundationofcommenceandlivingbuildingwithDeepMixingPileInapracticeproject，fieldtestisdoneThelawsofthedeformationcharacteristicsinconsolidationandthestress—

5、ratioofpilearesurrmaedupwiththemonitoringdataItprovidesreliablebasisfortheapplicationandthetheoreticalresearchofDeepMixingPile2Onthepremisethatthematerialsofthepilesareuniformitythetheoreticalcomputingformulaoftheeffectl

6、engthofthesinglepileincompositefoundationhasbeendeducedBasedontheformulawhichisusedtocomputethelaterairesistanceofsinglepilededucedbyWangQitong，aformulaissetupwhosepreconditionisthatthepileandthelateralsoildirectlyaround

7、thepiledeformin—phaseOnthebasisofthatthecontactstressofthefoundationisequal，aformulathatCanbeusedtoconformthestress—ratioofthecompositegroundissetup，onthesametime，theprinciplesofthedeformationharmonyofthesoilandthepilesi

8、nthecompositegroundarealsodiscussedCombiningwithresultsofthistest，aformulawhichcancalculatethebearingcapacitythatconsideringtheeffectofgrouppilesofthecompositegroundisalsodeduced3BuildmodelThemodeloftheinteractionbetween

9、pilesandsoilisbuiltbasedontheinteractionbetweenpilesandsoil，theprogramiswrittenwithFortran90languageThestressratioandloadtransferandinformationareresearchedthrough2pilesgroup，4pilesgroupand9pilesgroupTherelationshipbetwe

10、enmechaniccharacteristicsofcompositegroundandthelength，thedistance，elasticitymodulusandreplacementpercentageofpilesalediscussedTheresultsofcomputinganalysishasbeencontrasttotheexperimentaldata4Consideringtheconformityofp

11、ilesandsoil，presentpropositionsthatcanoptimizethedesignoftheCement—soilJetMixingPilecompositegroundwhosepremiseisthatthepilesandthesoilcanreachtheultimatebearingcapacityatthesametimeThedistributionofstressbetweenpilesand

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