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PHC桩的竖向极限承载力的预测
引用本文:郭宏磊,贺雯,胡亦兵,王元汉.PHC桩的竖向极限承载力的预测[J].工程力学,2004,21(3):78-83.
作者姓名:郭宏磊  贺雯  胡亦兵  王元汉
作者单位:1. 华中科技大学,武汉430074;江汉大学,武汉430056
2. 深圳宝安区工程造价管理站,深圳518101
3. 中南电力设计院,武汉,430071
4. 华中科技大学,武汉,430074
摘    要:基于理论与实测分析,提出了用逐次线性概似法加上残差修正,利用数量较少的沉降观测数据来预测PHC桩(超高强预应力管桩)的竖向极限承载力。所附的大量工程实例的分析表明,这个方法精度较高,可操作性较强。

关 键 词:PHC桩(超高强预应力管桩)  逐次线性逼近  预测  残差  极限承载力
文章编号:1000-4750(2004)03-0078-06

PREDICTION OF VERTICAL ULTIMATE BEARING CAPACITY OF PHC PILES
GUO Hong-lei,HE Wen,HU Yi-bing,WANG Yuan-han.PREDICTION OF VERTICAL ULTIMATE BEARING CAPACITY OF PHC PILES[J].Engineering Mechanics,2004,21(3):78-83.
Authors:GUO Hong-lei    HE Wen  HU Yi-bing  WANG Yuan-han
Affiliation:GUO Hong-lei1,2,HE Wen3,HU Yi-bing4,WANG Yuan-han1
Abstract:Based on theoretical analysis and actual measurement, a gradual linear approximation method with residual error correction is proposed to predict the vertical ultimate bearing capacity of PHC piles (pre-stressed pipe pile with super high strength) using less dada of settlement observation. A series of practical examples show that this method has comparatively high precision and serviceability.
Keywords:PHC pile (pre-stressed pipe pile with super high strength)  gradual linear approximation  prediction  residual error  ultimate bearing capacity
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