預(yù)應(yīng)變土工織物加固路堤下軟基的研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文預(yù)應(yīng)變土工織物加固路堤下軟基的研究姓名：李帆申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：胡幼常唐小兵2001.3.1武漢理l‘人學(xué)碩士學(xué)位論文ABSTRACTWiththedevelopmentofeconomyinChina，thescopeofinfrastructureconstructionbecomeswiderandwiderinrecentyearsTherearetimesthatsoftgroun

2、dsoccurinsuchprojectsascivilengineering，transportationengineeringandirrigationengineeringInthesecases，thesoftgroundshavetobetreatedwithsomekindofmethodSOastoimprovetheirengineeringpropertiestomeetthestandardofconstructio

3、nAsanefficienttechniquethatappliedtosoilenhancement，geosyntheticreinforeementhasbeenappliedwidelyinallkindsofengineeringofsoftgroundreinforcementTheapplicationofgeotextileinsoftgroundcanincreasethebearingcapacityandstabi

4、lityofsoftgroundanddecreaseitsasymmetricsettlement，thiscanhelpinreducingthetimelimitofaprojectanditscostandincreasingthestabilityofsubgradeWefoundinresearchthatowingtoasuperficialunderstandingofthemechanismofgeosynthetic

5、—reinforcementbythedesigners，manytheoriesaboutsoil—enhancementarenotonlyroughbutalsoconservativeThisleadtothelimitationoftheperformanceofgeosyntheticreinforcementanditgoestotheothersideofouroriginalintentiontoobtainthere

6、markableeconomicandsocialbenefitofgeosyntheticreinforcementappliedinsoftgroundImprovingtheeffectofreinforcementthenbecomesataskconfrontseverydesignerDimensioneffect，tolerabletensilestrengthandidealmechanismofgeotextileha

7、vebeendiscussedinthepaperConsideringthenonlinearpropertiesofreinforcedground，thispaperhasanalyzedthemechanicalpropertiesofreinforcedgroundbymeansofmodeltestandtheapplicationoffiniteelementanalysissoftwareANSYSThemodeltes

8、tisdividedintofivecasesandsuchusefulresultsastherelationshipbetweenloadandgroundsettlement，settlementfieldofsoftgroundandthedeformationofgeotextileitselfhavebeenfoundEmphasisisputontheimprovementofreinforceeffectbyprestr