寒区隧道衬砌背部空洞积水冻胀力学分析 |
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引用本文: | 周敏娟.寒区隧道衬砌背部空洞积水冻胀力学分析[J].石家庄铁道学院学报(社会科学版),2007(4):62-65. |
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作者姓名: | 周敏娟 |
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作者单位: | 石家庄铁路职业技术学院组织人事部,河北石家庄050041 |
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摘 要: | 造成高寒地区隧道冻害的原因有很多方面,如衬砌混凝土的冰冻破坏、局部存水冻胀破坏以及既有裂缝裂隙水的冻胀破坏等。以鹧鸪山隧道为工程背景,通过有限元软件ANSYS对隧道衬砌背后局部存水冻胀产生的应力进行计算分析,说明这种局部存水空间冻胀对隧道衬砌可能造成破坏原因,为寒区隧道的抗防冻措施提供理论依据。
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关 键 词: | 鹧鸪山隧道 冻胀破坏 有限元软件 力学分析 |
修稿时间: | 2007/7/6 0:00:00 |
Mechanical Analysis of Water Frost Damage to Tunnel Lining in Cold Regions |
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Authors: | Zhou Minjuan |
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Institution: | Human Resource Department,Shijiazhuang Institute of Railway Technology, Shijiazhuang 050041, China |
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Abstract: | Some reasons such as frost-damage to lining, local frost-damage by sealed water and frost-damage by fracture water, etc. , can damage the tunnel in cold regions. Based on the geological conditions of Zhegushan tunnel, frost-damage stress caused by local w |
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Keywords: | Zhegushan tunnel frost-damage finite element program mechanical analysis |
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