提高有機(jī)質(zhì)紅粘土強(qiáng)度的試驗(yàn)研究.pdf

1、桂林理工大學(xué)碩士學(xué)位論文提高有機(jī)質(zhì)紅粘土強(qiáng)度的試驗(yàn)研究姓名：李翠娟申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：地質(zhì)工程指導(dǎo)教師：劉寶臣201204ABSTRACTLocatedatthelowlatitudedistrictGuilin’Sclimatebelongtosubtropicalmonsoonclimatecondition，whichhastheperennialrainfallandabtmdantprecipitationThewetna

2、turalclimaticconditionsandthehumanengineeringactivitiesconditionsmaketheredclaycontainalittleoforganicmatterwiththedischargingwaste，agriculturalfertilizationandthepollutionofgroundwaterAlittleoforganicmatterhaveabigimpac

3、ttothephysicalandmechanicalpropertiesofredclayInordertobettermeettheneedsoftheconstructionofengineeringandtothemoredegreereducingthebaddamagestothefoundationofbuildings，itisverymeaningfultostudyimprovingthestrengthofredc

4、lay、砘tIlcontainingorganicmatterInthepremiseofensuringsample’Sconsistencythroughtheapproachesoflaboratorytestandthesinglefactortestmethod，thispapermakesadetailedanalysisandresearchintheorganicmatteraffectingthephysicaland

5、mechanicalpropertiesofredclayimprovingthestrengthofredclaywithcontainingorganicmatterbythecuringagentcementtheadmixtureaffectingthestrengthofcementsoil，theoptimizationoftheadmixturetypesandimprovingthestrengthoftheredcla

6、y誦thcontainingorganicmatterinthespecialstateThemaintestconclusionstitleasfollowsIthasthegertalnlawthattheorganicmatterinfluencesthephysic—mechanicalpropertiesoftheredclayKeepingthesalnewatercontentispredicated，astheincre

7、aseoforganicmatter，theliquidlimitandplasticindexofredclay、衍tllcontainingorganicmatterincreaseexponentially，andtheplasticlimitincreaselinearlyAlso，withtheincreaseoforganicmatterthecohesionandinternalfrictionanglegrad砌lyde

8、creaserespectivelywiththequadraticparabolaandhyperbolicline，butthecompressibilitycoefficientincrease、ⅣitllthequadraticparabolalineInadditionthetestdataisnumericallyanalysedbyusingexponentiMfunctionmodel，linearfunctionmod

9、el，quadraticparabolalinefunctionmodel，hyperbolicfunctionmodelandSOonAtlast，thispapersummarizedthecorrespondingfittingcurve，theregressionequationandthecorrelationcoefficientforabove—mentionedmodelItCanacquiretheprominente

10、ffectinenhancingthestrengthoftheredclaywitllcontainingorganicmatterbyusingcementandadmixtureKeepingthesalTlewatercontentandthesamecontentoforganicmatterispredicatedItexiststhecertainlawthatthemixedquantityofcementthecuri

11、ngtime，theadmixturetypesandquantityhaveeffectonthestrengthofsoil—cementAccordingtotherespectivecharacteristic，thetestdataisnumericallyanalysedbyusingthedifferentfunctionalmodelsAndtheauthorsummarizedthecorrespondingfitti

12、ngctuve，theregressionequationandtheoptimalmixingratioofthedifferentadmixturetypesTheoptimalmixingratioofcomplexacceleratoristhethreepercentBesides，theoptimalmixingratioofsuperplasticizeristheonepercentearlystrengthwaterr