軟土地基中組合樁復(fù)合樁基礎(chǔ)的研究

1、同濟(jì)大學(xué)碩士學(xué)位論文軟土地基中組合樁復(fù)合樁基礎(chǔ)的研究姓名：戴金林申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：水文地質(zhì)與工程地質(zhì)指導(dǎo)教師：胡展飛19991101AbstractDisplacementReducingPileFoundationisemphasizedardwidelyacceptedbyengineeringgrouptobepracticedinmanyprojects，becauseofitshugeeconomicbenefitAcc

2、ordingtotheDisplacement—controlTheorLanewtypepilefoundationcompositepilefoundation，whichiscomposedofconcretepileandsandpile，wasputforwardinthisthesisStressesinagroundbetweenthepilesandexcessporewaterpressureproducedbypil

3、epressedwasanalyzedaccordingtotheminorporeexpansiontheoryDissipationofexcessporewaterpressurewascalculatedthroughusingtheconsolidationtheoryofsanddrainandanewmethodtocalculatethegaininshearstrengthofsoilroundthecomposite

4、pilewasputforwardBearingcapacityofcompositepilefoundationhasbeenstudiedaccordingtotheultimatebearingcapacitytheoryofpilefoundationAndtheFormulatocalculatedisplacementofcompositepilefoundationwasputforwardonthebasisofthed

5、isplacement—controltheoryatthesanletime，thedisplacementofthecompositepilefoundationaftertheconstructionoffoundationiSconsideredAmodelexperimenthasbeencarriedouttostudythedifferenceofthebearingcapacityofsinglepilebetweeni

6、nthecompositepilefoundationandinnaturalfoundation，andtheresultofexperimentshowstheformeriSlarger70％thanlaterTheresultofexperimentandthemeasuredpracticaldataareallidenticaltotheresultcalculatedbytheoreticmethodinthisthesi