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海洋内波和洋流联合作用下水中悬浮隧道的动力响应

田雪飞 董满生 逄焕平 林志 牛忠荣

田雪飞, 董满生, 逄焕平, 林志, 牛忠荣. 海洋内波和洋流联合作用下水中悬浮隧道的动力响应[J]. 应用数学和力学, 2014, 35(1): 71-80. doi: 10.3879/j.issn.1000-0887.2014.01.008
引用本文: 田雪飞, 董满生, 逄焕平, 林志, 牛忠荣. 海洋内波和洋流联合作用下水中悬浮隧道的动力响应[J]. 应用数学和力学, 2014, 35(1): 71-80. doi: 10.3879/j.issn.1000-0887.2014.01.008
TIAN Xue-fei, DONG Man-sheng, PANG Huan-ping, LIN Zhi, NIU Zhong-rong. Dynamic Responses of the Submerged Floating Tunnel Under Combined Internal Wave and Sea Current Effect[J]. Applied Mathematics and Mechanics, 2014, 35(1): 71-80. doi: 10.3879/j.issn.1000-0887.2014.01.008
Citation: TIAN Xue-fei, DONG Man-sheng, PANG Huan-ping, LIN Zhi, NIU Zhong-rong. Dynamic Responses of the Submerged Floating Tunnel Under Combined Internal Wave and Sea Current Effect[J]. Applied Mathematics and Mechanics, 2014, 35(1): 71-80. doi: 10.3879/j.issn.1000-0887.2014.01.008

海洋内波和洋流联合作用下水中悬浮隧道的动力响应

doi: 10.3879/j.issn.1000-0887.2014.01.008
基金项目: 交通运输部建设科技项目(2013318740050);中国博士后科学基金特别项目(201003274);中国博士后科学基金(20110490833)
详细信息
    作者简介:

    田雪飞(1989—),女,湖北人,硕士生(E-mail: 1606602737@qq.com)

  • 中图分类号: O327; O352

Dynamic Responses of the Submerged Floating Tunnel Under Combined Internal Wave and Sea Current Effect

Funds: China Postdoctoral Science Foundation(20110490833)
  • 摘要: 基于势流函数理论建立层化海洋内波流场,采用Morison方法考虑内波和洋流联合作用力,建立悬浮隧道流体相互作用非线性振动数学物理模型.运用Galerkin(伽辽金)法数值求解振动微分方程,研究海洋内波和洋流共同作用下水中悬浮隧道的多模态动力响应行为.通过对拟建隧道实例的计算分析,结果表明:第一阶模态对位移响应贡献最大,在内波、洋流联合作用下,海洋内波的作用不可忽视,使第一、三阶模态的幅值都有大幅度增加,且反映出强非线性.研究成果为悬浮隧道结构荷载分析及复杂环境下海洋工程结构物所受环境荷载的研究提供有益探讨.
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出版历程
  • 收稿日期:  2013-09-26
  • 修回日期:  2013-11-07
  • 刊出日期:  2014-01-15

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