| 计入桩侧摩阻力非线性特性的基桩承载力分析方法 |
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| 引用本文： | 赵明华,贺炜,邹新军.计入桩侧摩阻力非线性特性的基桩承载力分析方法[J].湖南农业大学学报(自然科学版),2007,34(4). |
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| 作者姓名： | 赵明华 贺炜 邹新军 |
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| 作者单位： | 湖南大学土木工程学院 湖南长沙410082 |
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| 基金项目： | 国家自然科学基金资助项目(50378036) |
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| 摘 要： | 讨论了桩侧摩阻力发挥特征,以双曲线模型建立基桩荷载传递基本微分方程,并导得了可考虑桩土相互作用及土体分层性质的幂级数解.利用本文解答对某大桥试桩资料进行了数据拟合与计算分析,结果表明,双曲线拟合相关系数均在0.96以上,且用本文解答得到的基桩轴力计算值与实测结果吻合较好.该方法参数拟合简便,计算精度较高,可用于工程实践.
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| 关 键 词： | 桩基础 荷载传递法 双曲线模型 桩土相互作用 |
Calculation Method for the Bearing Capacity of Pile by Considering the Nonlinear Character of Side Resistance |
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| ZHAO Ming-hu,HE Wei,ZOU Xin-jun.Calculation Method for the Bearing Capacity of Pile by Considering the Nonlinear Character of Side Resistance[J].Journal of Hunan Agricultural University,2007,34(4). |
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| Authors: | ZHAO Ming-hu HE Wei ZOU Xin-jun |
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| Institution: | College of Civil Engineering, Hunan Univ, Changsha, Hunan 410082,China |
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| Abstract: | The behavior of the side resistances was discussed,and based upon the hyperbola model,the differential equation was established in the load transfer method.Considering the character of the layered stratum and pile-soil interaction,the exact solution was o |
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| Keywords: | pile foundation load transfer method hyperbola model pile-soil interaction |
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