首先介绍了桩基检测的方法并分析了单桩荷载—桩顶沉降、桩端沉降、桩身压缩曲线的特性及其在工程中的应用。
The method of testing the base settlement of pile bottom I's introduced in this paper, How to use the characteristic of P-St, Sb, ss, curve in engineering practice is then discussed.
以土力学及弹性理论为基础，推导出了单桩荷载—沉降曲线的关系式。
Based on soil mechanics and elasticity theory, the relation of single pile load-settlement curve is derived.
通过单桩的荷载沉降曲线确定群桩中单桩的刚度，并可用逐次逼近的方法求解桩顶反力和基础沉降，避免了对刚度的非理性调整。
Single stiffness is presented through Q-S curve, and the load of the top of pile is computed by circulating many times, so it can avoid man-made rectification.
说明文章提出的方法对计算大直径单桩的荷载与沉降曲线具有较好的适用性，利用桩身和桩端的三参数荷载传递函数模型和迭代算法分析大直径单桩的承载性状是可行的。
Therefore, it is feasible to analyze the bearing capacity of a large diameter single pile by three parameters load transfer function model of pile body and pile top and numerical iteration method.
说明文章提出的方法对计算大直径单桩的荷载与沉降曲线具有较好的适用性，利用桩身和桩端的三参数荷载传递函数模型和迭代算法分析大直径单桩的承载性状是可行的。
Therefore, it is feasible to analyze the bearing capacity of a large diameter single pile by three parameters load transfer function model of pile body and pile top and numerical iteration method.
应用推荐