[软土地基深基坑工程数值分析研究]

【软土地基深基坑工程数值分析研究】.pdfNumerical AnalysisofDeepExcavation EngineeringinSoft Clay by Yu,Jianling A DissertationSubmitted toZhejiangUniversity in Partial Fulfillment the Requirements for the Degree of DOCTOROFENGINEERING Major Subject:Geotechnical Engineering Adviser:Professor Gong Xiaonan Zhejiang University,Hangzhou,ChinaNUMERICALANALYSISOFDEEPEXCAVATION ENGINEERINGIN SOFT CLAY ABSTRACT Based on the needs of engineering practice and the present research state of excavation,the behaviors of excavation are studied by using 3-D FEM.And a 3-D FEM program for decp excavation engineering has been developed,in which the sp目录 摘要 第一章绪论.文献综述 1 基坑开挖后扰动土的性状及土压力 1基坑围护体系的型式及适用条件 1 围护结构计算理论 1基坑开挖引起的环境效应及对策 1本文主要工作 第二章 深基坑工程三维有限元法 有限元分析方法的基本原理与步骤 21 2 接触面单元 25 2 无限元 27 2 非协调元 33 2 非线弹形模型的[D]矩阵 -2 三维问题主应力计算 2 基本假定与计算过程 -2深基坑工程三维有限元程序简介 •第三章软土地基基坑开挖性状分析 3.
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