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既有建筑物深层冲孔排土纠偏方法的机理分析和计算模拟研究

The Mechanism and Calculate Simulation of the Rectifying Deviation Method by Expelling Earth with Rinsing Holes in the Deep Layer under a Building Founder

【作者】 吴秀峰

【导师】 殷志祥;

【作者基本信息】 辽宁工程技术大学 , 岩土工程, 2004, 硕士

【摘要】 建筑物基下深层冲孔排土纠偏方法是一种对现场依赖很强,有很多施工盲点的纠偏方法。本文综合利用了弹塑性分析、数值分析和有限元分析理论,完成了对深层冲孔排土纠偏方法的机理研究工作。由此,本文阐述工程中出现的反倾、急倾和不倾等非正常现象的原因和避免以上情况出现的措施;提出了事先设计思想,并利用一个Matlab程序包和一个ANASYS程序流,将其转化为顺序式设计流程。 本文所做的研究工作具有很强的现实意义和推广价值。本文为深层冲孔排土纠偏方法的应用提供了新的技术保障,通过研究表明:深层冲孔排土纠偏方法的主要控制因素是孔的大小和排列方式,利用本文的结论,此方法具有了更好分析方法和预先的模拟设计,以及施工可控性。

【Abstract】 The Rectifying Deviation Method by Expelling Earth with Rinsing Holes from the deep layer under a building founder is a kind of method that it rely on the scene very strong and have many blind spots in construction. This paper have studied the mechanism of the RDMEERH with elastic and plastic analysis, analysis of numerical value and the finity units analysis. Thereout, this page have not expatiated the causes of reversal rectifying, rapid rectifying and absent rectifying in the the construction scene , but put forward the idea of design in advance. So this page have transformed the idea for a design flow with an ordered process by using a program bale in Matlab and a ANASYS program.The research work done by this paper has very strong realistic meaning and extending value. This paper prepared the new technical guarantee for the RDMEERH’ s application. Showed through studying: the major control factor of the RDMEERH is the size of holes and the way of putting of holes. Using the conclusions in this page, it would have had more benefit from the analysis, the simulation design in advance and controlling in the construction.

  • 【分类号】TU746
  • 【被引频次】2
  • 【下载频次】142
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