重復(fù)加載下地基一維非線性固結(jié)分析及試驗研究.pdf

1、申請同濟大學(xué)工學(xué)碩士學(xué)位論文重復(fù)加載下地基一維非線性固結(jié)分析及試驗研究培養(yǎng)單位：一級學(xué)科：二級學(xué)科：研究生：指導(dǎo)教師：土木工程學(xué)院土木工程巖土工程李涌黃茂松教授二Oo六年三月AbstractABSTRACTInconstructionindustryrepeatedloadingisaeonunontypeofloading，howevenrelevantresearchonfoundation’Snonlinearconsolidat

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3、analysisonsingle—layerfoundation’Snonlinearone—dimensionalconsolidation，togetherwithconsideringthechangeofpermeabilityandcompressibilitygongwithtimeFirst，alabrepeatedloadingtestiscarriedoutbasedonactualprojectdata，andrel

4、evantcompressibilityparametersofsoil’Sone—dimensionalconsolidationareobtained；Second，basedontheempiricalexpressionsofe～logo“’ande～logk。，thispaperobtainsthenonlinearone—dimensionalconsolidationequation，andsolvestheequatio

5、nwithnumericalmethodBywritingacomputerprogram，acomparisonandvalidationiScarriedoutbetweenthenumericalsolutionandexistentanalyticalsolutions；Last，consideringthechangeofcompressibilityindexalongwithrepeatedloading，thispape

6、rcarriesoutananalysisofsingle—layerfoundation’Snonlinearconsolidationcharacteristics，averageconsolidationdegree，effectivestressandporepressureAfterthetestandtheoreticalanalysis，theauthormakestheconclusionthatitisnecessar