This paper predicate the ultimate bearing capacity of squeezed branch pile based on 110 pile from different site by hyperbola method, and compare with the results of the friction pile's.
用双曲线方法对110根挤扩支盘桩的极限承载力进行预测，并与直杆桩预测结果进行对比。
Influence of pile spacing, pile cap dimension and Angle of internal friction of embankment filling on the pile efficacy is analyzed.
研究了桩间距、桩帽大小和填料内摩擦角对桩体荷载分担比的影响。
Measured Q-S curve are back figured by nonlinear optimization approach and model parameters are found simultaneously, then distribution of axial force and skin friction along pile are calculated.
通过非线性优化算法，拟合实测的Q—S曲线，可得到桩土系统的工程力学参数，并由此计算得到桩身轴力及侧摩阻力分布曲线。
The calculation of pile negative friction is a important foundation for pile foundation design when pile foundation is in large area filled up ground.
在大面积的填土地基上做桩基础，桩的负摩擦力的计算是桩基设计中的重要依据。
The influence of the pile type and the friction angle of the contact surface on the limit bearing capacity of the piles and the composite foundation is discussed with an example.
通过算例，讨论了桩型及桩土接触面上的摩擦角对散体材料桩及其复合地基极限承载力的影响。
The single pile is simplified to elastic shaft elements suffering skin friction and the soil mass is considered to be homogeneous isotropic elastic semi space.
将单桩简化为受侧摩阻力的弹性杆单元，土体简化为均质弹性半空间无限体。
The load is supported with the friction between the pile and the rock around.
上部荷载主要通过桩基和周围岩土的摩擦力承担。
Change of negative friction in pile with consolidation time is simulated by finite element method.
采用有限元方法模拟了基桩负摩阻力随着固结时间的变化。
The influence of the pile shape and the friction angle of the interface on the limit bearing capacity is discussed by an example. It indicates that…
通过算例讨论了桩型及桩土接触面上的摩擦角对散体材料桩及其复合地基极限承载力的影响。
The test of negative skin friction along the single pile or wharf bent piles, which is modeled after piles of ZanJiang harbor, is studied.
结合湛江港某码头工程基桩，用模型试验模拟现场地质情况，对港口单桩、排架桩基负摩擦力进行模型试验。
The greatly reduced capacity of a single pile resulting from the negative friction leaves the end-bearing pile unsuitable in the backfilling soil.
实例分析表明，由于桩侧负摩阻力的影响，单桩承载力大为降低。产生负摩阻力的土层，不宜采用端承型桩基。
Choosing embankment filling with large friction Angle is helpful to increasing pile efficacy.
大内摩擦角填料有助于提高桩体荷载分担比。
Based on load transferring concept, this paper puts up a new method which USES double broken line model to calculate the negative friction of pile.
基于荷载传递函数的概念，提出了一种用双折线模型来计算桩负摩阻力的方法。
The vertical load transmission mostly depends on the side friction of pile, and there is an optimal range of depth for side friction.
其竖向荷载主要依靠桩侧摩阻力进行传递，桩侧摩阻力的发挥存在最佳深度范围。
The characteristics of negative skin friction (NSF) with working load on pile top were analyzed.
分析了在桩顶荷载作用下的负摩阻力特性。
It is proved that pretreatment of the soft ground at abutment can effectively reduce the said friction and avoid settlement of pile foundation.
实例证明桥台软土地基在成桩前预先处治，消减桩基负摩擦力，可以避免桩基沉降。
Due to the important infection in using foundation, the negative friction in pile has became one of the engineering skill focus.
鉴于负摩擦力对桩基础应用过程中的重要影响，桩基础的负摩擦力已经成为基础工程界的一个技术热点。
Measures to overcome negative friction caused by the collapse of loess in pile foundation are recommended.
为了防止桩基因黄土地基湿陷而产生负摩擦力，介绍了克服桩基负摩擦力的措施。
Axial force transmission, distribution of skin friction, tip resistance of pile, as well as tress ratio between pile and soil are changing with pillow.
研究了褥垫层厚度变化对桩身轴力传递、桩侧摩阻力分布、桩端阻力发挥、桩土荷载分担及桩土应力比的影响。
The test of negative skin friction along the single pile is studied, which is modeled after piles of Zhanjiang harbor.
结合湛江港某码头基桩工程，对桩的负摩擦力进行试验研究。
If the geology condition is better, the physical model of man_dug pile can be regarded as end_bearing pile by reasonable simplification without considering the friction resistance of the soil.
当地下条件较好时，人工挖孔桩通过合理的简化，可将其嵌岩灌注桩物理模型简化为端承桩，暂不考虑上部桩周土摩阻力。
The results indicate that the side and end resistance around the pile increase greatly, and the poured pile has the powerful continuous end-friction and bottom-friction.
结果表明，桩周附近的侧阻与端阻有了较大幅度的提高，而且注浆桩将具有强劲的后继端阻和侧阻。
Then, the effect of pile head vertical load value on negative skin friction is analyzed.
对桩顶荷载大小的影响进行了研究。
Combined with the previous results and the property of PCC pile, based on Terzaghi consolidation theory, mechanism of negative skin friction of PCC pile has been studied.
结合以往研究实心桩的成果和PC C桩自身的特点，基于太沙基固结理论，探讨了PCC桩负摩阻力作用机理。
Gained different stratum from pile lateral friction.
求得不同地层与桩身之间的侧摩阻力。
The effects of soil friction Angle and coefficient of consolidation on pile ultimate bearing capacity were both analysed.
固结系数决定着桩的极限承载力在初期的发挥，但并不影响桩的最终极限承载力。
When the load on pile top is small, the later friction undertake mainly the load. With the increase of load on pile top, the resistance of pile tip develops gradually.
桩端力发挥的程度与桩顶荷载的大小相关，桩顶压力较小时，桩顶荷载主要由桩侧摩阻力承担，随桩顶压力的增大，桩端力将逐渐发挥。
The characters and the calculation of negative friction of a pile group are given. Several approximately estimating methods are compared with the others and commented on as well in this paper.
主要论述群桩负摩阻力的特点及群桩负摩阻力的计算，并结合国内外几种常用的近似估算法进行比较，对各种计算方法加以评价。
The characters and the calculation of negative friction of a pile group are given. Several approximately estimating methods are compared with the others and commented on as well in this paper.
主要论述群桩负摩阻力的特点及群桩负摩阻力的计算，并结合国内外几种常用的近似估算法进行比较，对各种计算方法加以评价。
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