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深长大直径嵌岩桩单桩承载性状的有限元分析
引用本文:邱钰,周琳,刘松玉.深长大直径嵌岩桩单桩承载性状的有限元分析[J].土木工程学报,2003,36(10):95-101.
作者姓名:邱钰  周琳  刘松玉
作者单位:1. 广东省路桥建设发展公司
2. 东南大学
摘    要:采用线弹性与弹塑性模型,运用有限单元法对深长大直径嵌岩桩单桩的承载性状进行了分析。分析表明:桩身弹性模量、嵌入岩石弹性模量是影响单桩承载力及沉降的主要因素;当嵌入软质岩石时,嵌岩深度可适当加深。

关 键 词:嵌岩桩  单桩  有限元法  承载性状  嵌岩深度
文章编号:1000-131X(2003)10-0095-07
修稿时间:2001年9月16日

ANALYSIS FOR LOAD - BEARING CHARACTERS OF SINGLE LARGE DIAMETER, LONG SOCKETED LENGTH PILE, BY FINITE ELEMENT METHOD
Qiou Yu Zhou Lin Liu Songyu.ANALYSIS FOR LOAD - BEARING CHARACTERS OF SINGLE LARGE DIAMETER, LONG SOCKETED LENGTH PILE, BY FINITE ELEMENT METHOD[J].China Civil Engineering Journal,2003,36(10):95-101.
Authors:Qiou Yu Zhou Lin Liu Songyu
Affiliation:Qiou Yu Zhou Lin Liu Songyu (Construiction and Development Company of Highway and Bndge of Guangdong Province) (Southeast University)
Abstract:In the paper, using the elastic model and the elasto - plastic model, by the finite element method, the load-bearing characters of the single large diameter long rock-socketed length pile are analyzed. The results of analysis indicate that the elastic modulus of pile shaft and the elastic modulus of socketed rock around the end of pile are the important factors, influencing the bearing capacity and the settlement of single large diameter long rock-socketed length pile. If the pile is set into soft rock, hence, the rock-socketed length should be deepened properly.
Keywords:Rock-socketed pile  single pile  finite element methed  load-bearing characters  rock-socketed length
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