| 管节—接头的弹性地基梁法及顶管施工模拟分析 |
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| 引用本文： | 丁文其,朱合华,范明星,葛金科.管节—接头的弹性地基梁法及顶管施工模拟分析[J].同济大学学报(自然科学版),2001,29(5):616-620,630. |
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| 作者姓名： | 丁文其 朱合华 范明星 葛金科 |
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| 作者单位： | 1. 同济大学地下建筑与工程系,
2. 上海市第二市政工程有限公司, |
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| 摘 要： | 针对曲线顶管工程的特点，通过建立管节－接头力学模型及弹性地基梁法，对顶管施工的顶力、管接头张开量、管段内力、土体抗力及土体的稳定性等进行了计算与分析，研究成果在大口径小半径曲线管施工实践中的成功应用，证明其对今后同类工作中具有较好的指导意义和实用推广价值。
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| 关 键 词： | 曲线顶管 接头张开量 梁－接头不连接模型 弹性地基梁法 |
| 文章编号： | 0253-374(2001)05-0616-05 |
Beam on Elastic Foundation Method Considering Pipe-joint and Analysis of Pipe Jacking Construction |
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| DING Wen qi ,ZHU He hua ,FAN Ming xing ,Ge Jin ke.Beam on Elastic Foundation Method Considering Pipe-joint and Analysis of Pipe Jacking Construction[J].Journal of Tongji University(Natural Science),2001,29(5):616-620,630. |
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| Authors: | DING Wen qi ZHU He hua FAN Ming xing Ge Jin ke |
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| Institution: | DING Wen qi 1,ZHU He hua 1,FAN Ming xing 2,Ge Jin ke 2 |
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| Abstract: | In this paper, the pipe joint mechanical model and beam on elastic foundation method are put forward according to the characteristic of curve pipe jacking engineering, then they are used to calculate and analyze the jacking force, joint stretching value, pipe internal force, earth resistance and the stability of earth. Its successful application in the practical big pipe diameter small curvature radius pipe jacking engineering that our method has better guiding significance and practical spreading value for similar engineering. |
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| Keywords: | curve pipe jacking joint stretching value beam joint non continuous model beam on elastic foundation method |
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