| 大型水下盾构隧道结构研究现状与展望 |
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| 引用本文： | 何川,封坤.大型水下盾构隧道结构研究现状与展望[J].西南交通大学学报,2011,46(1):1-11. |
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| 作者姓名： | 何川 封坤 |
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| 作者单位： | 西南交通大学土木工程学院,四川,成都,610031 |
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| 基金项目： | 国家973计划资助课题(2010CB732105); 国家杰出青年科学基金资助项目(50925830); 国家自然科学基金资助项目(50778154) |
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| 摘 要： | 随着我国大型水下盾构隧道的日益兴建,一系列结构问题愈发凸显,对结构的安全性提出了挑战,大型水下盾构隧道结构已逐渐成为国内外研究的热点.针对大型水下盾构隧道在设计阶段、施工阶段及长期运营阶段可能存在的结构问题,综述了国内外相关的重要研究,主要包括:隧道横向结构的力学特征与分析方法,纵向结构变形与稳定性,隧道结构及附属结构物的地震响应及抗震与减震措施.总结了近期的研究成果与新进展,包括:整环管片衬砌结构力学特征与分析方法,接头力学性能,隧道结构纵向稳定性,施工期流固耦合效应及上浮机理,施工荷载的影响,火灾的影响与评估,水环境作用下管片衬砌结构的长期耐久性及结构性能评价等.最后,讨论了尚存的问题以及相关结构问题的研究趋势.
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| 关 键 词： | 水下盾构隧道 结构研究 研究进展 展望 |
Review and Prospect of Structure Research of Underwater Shield Tunnel with Large Cross-Section |
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| HE Chuan,FENG Kun.Review and Prospect of Structure Research of Underwater Shield Tunnel with Large Cross-Section[J].Journal of Southwest Jiaotong University,2011,46(1):1-11. |
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| Authors: | HE Chuan FENG Kun |
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| Institution: | HE Chuan,FENG Kun(School of Civil Engineering,Southwest Jiaotong University,Chengdu 610031,China) |
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| Abstract: | With the construction of underwater shield tunnels with large cross-section in China,some structural problems become more prominent,and the structure safety is a new challenge to face.The structure of underwater shield tunnels with large cross-section is becoming a research hotspot.Structural issues of large river-crossing or sea-crossing shield tunnels have inseparable relation to national preparedness and public safety.For the structural issues in design,construction and long-term operation,the recent dev... |
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| Keywords: | underwater shield tunnel structure research recent development prospect |
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