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砂性土中静压桩模型试验研究

Experimental investigation of jacked piles model in sand soil

中文摘要英文摘要

采用室内模拟试验研究了静压桩沉桩及其静载过程,对模型的性状进行了比较分析,得出了桩身轴力、桩侧摩阻力和荷载-沉降曲线,从曲线中发现:桩身轴力最大点并不在桩顶处;负摩阻力发挥的范围要比正摩阻力发挥的范围更深;Q-S曲线并没有明显的转折点。本次试验对静压桩和静载荷试验都有重要的意义。

he model experiments study the process of piles jacked into sands and static loading , compare and analyze different model characters, and obtain pile axis and shaft resistance and load-sedimentation curves, in which it can be seen that the max point of pile axis force isn’t at the top of the pile; the degree of negative shaft resistances is greater than that of positive shaft resistance; the curve of Q-S doesn’t exist the obvious turning point. This model experiments is expected to contribute to jacked piles and static load test.

梁仁旺、裴二保

水利工程基础科学水利工程施工

砂土静压桩荷载-沉降曲线模型试验

sand soiljacked pileload-sedimentation curvemodel test

梁仁旺,裴二保.砂性土中静压桩模型试验研究[EB/OL].(2009-11-11)[2025-08-11].http://www.paper.edu.cn/releasepaper/content/200911-293.点此复制

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