圆形开式沉箱的试验研究

IF 1.2 4区工程技术 Q4 ENGINEERING, GEOLOGICAL

International Journal of Physical Modelling in Geotechnics Pub Date : 2022-03-16 DOI:10.1680/jphmg.20.00050

Jitesh T. Chavda, Goudappa R. Dodagoudar

引用次数: 3

摘要

沉陷过程中，土对沉箱刃口的阻力和刃口周围的土流是连续变化的。本文通过1g模型试验，研究了圆形开式沉箱刃口周围砂土的荷载-侵彻响应及土流机理。考虑不同的切削刃锥角，进行了全开和半开沉箱试验。采用不同(a)切削刃锥形角、(b)侵彻类型和(c)下沉深度的全开沉箱试验，研究了载荷-侵彻响应。采用不同(a)刃口锥形角、(b)侵彻幅度和(c)下沉深度的半开式沉箱试验研究了土的流动机制。利用基于图像的变形测量技术对土体流动机理进行了评价。研究结果以荷载-侵彻响应和土流机制的形式呈现，有助于解决沉箱开挖过程中刃口与土的相互作用问题。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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Experimental studies on a circular open caisson

Resistance offered by the soil to the cutting edge of the caisson and soil flow around the cutting edge will vary continuously during sinking. In this study, a series of 1g model tests are performe...

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来源期刊

International Journal of Physical Modelling in Geotechnics ENGINEERING, GEOLOGICAL-

CiteScore

3.60

自引率

15.80%

发文量

期刊介绍： International Journal of Physical Modelling in Geotechnics contains the latest research and analysis in all areas of physical modelling at any scale, including modelling at single gravity and at multiple gravities on a centrifuge, shaking table and pressure chamber testing and geoenvironmental experiments.