[软土地基中抗拔桩的受力与变形性状研究]

【软土地基中抗拔桩的受力与变形性状研究】.pdfRESEARCHABOUTSTRESSAND DEFORMATIONOFTENSIONPILESINSOFTGROUND BY YANGShisheng AThesisSubmittedtoZhejiangUniversity FortheDegreeof MasterofEngineering Major Subject:Geotechnical Engineering Advisor:ProfessorZHANGZhongmiao ZhejiangUniversity,Hangzhou,China Feb,2003Abstract Inthispaper,basedon thestatic-loadtestsoftensionpilesinsoft grounc lyingon the provinceofZhejiang such asZhongshan Garden,GongchenBridge Canal Piazza,etc,the calculations of ascendingdisplacement,developingmechanism of the Failuremodesofthetensionpilesareintroducedfirst.3基本假定模型的建立及网格的划分 3计算参数的选取抗拔桩荷载一位移曲线特性分析 3Q-S曲线与桩长L的关系桩径对荷载位移曲线的影响 3Q-S与桩体弹性模量E的关系 3土的变形模量的影响.第四章扩底抗拔桩受力与变形特性 4扩底桩破坏形态和机理 4荷载传递机理 4.
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