| 土基海流耦合条件下海上风电场塔架支撑结构动力特性初探 |
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| 引用本文： | 严根华,林毅峰.土基海流耦合条件下海上风电场塔架支撑结构动力特性初探[J].中国工程科学,2010,12(11):47-52. |
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| 作者姓名： | 严根华 林毅峰 |
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| 作者单位： | 1. 南京水利科学研究院,南京,210029
2. 上海勘测设计院,上海,200434 |
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| 摘 要： | 针对海上风力机塔柱支撑结构受到土基、海洋流体作用的复杂特点,开展多介质耦合条件下塔柱支撑结构动力特性研究。在考虑流固耦合基础上,进一步考虑海床土基弹性条件对塔柱结构动力特性的影响。最后得出了水流、土基与塔柱结构三合一综合动力特性分析结果,初步取得了变化规律。研究结果对海上风电场塔架支撑结构的抗振设计及进一步的研究提供了重要基础性参考依据。
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| 关 键 词： | 海上风电场 支撑结构 动力特性 土基海流耦合 |
| 收稿时间： | 2010/7/29 0:00:00 |
| 修稿时间： | 8/6/2010 12:00:00 AM |
Preliminary study on dynamic characteristics of the tower supporting structure with soil fluid solid coupling of offshore wind farm |
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| Yan Genhua and Lin Yifeng.Preliminary study on dynamic characteristics of the tower supporting structure with soil fluid solid coupling of offshore wind farm[J].Engineering Science,2010,12(11):47-52. |
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| Authors: | Yan Genhua and Lin Yifeng |
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| Affiliation: | Yan Genhua1,Gu Hua1,Lu Zhongmin2,Lin Yifeng2(1.Nanjing Hydraulic Research Institute,Nanjing 210029,China,2.Shanghai Investigation,Design & Research Institute,Shanghai 200434,China) |
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| Abstract: | Based on the feature that offshore wind turbine tower supporting structures are affected by soil foundation and the ocean flow,the paper carries out research on supporting system structure with multi-medium coupling.Based on considering fluid-solid coupling,the paper discusses the effect of seabed soil foundation elastic conditions on tower's dynamic characteristics.The comprehensive analytical result of dynamic characteristics with soil-fluid-solid coupling is given in the end and the change law is got pre... |
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| Keywords: | offshore wind farm supporting structure dynamic characteristics soil-fluid-solid coupling |
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