波浪作用下水平柱体水动力系数研究(李勇; 林缅)

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gU oJd!AM0【作者】李勇; 林缅 【作者单位】中国科学院力学研究水利论文/g0U!~Ft

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【论文摘要】 本研究通过建立数值波浪水槽,对波浪作用下的水平柱体的受力进行了计算, 并利用最小二乘法计算得到水动力系数.通过与实验数据的比较验证了模型及其计算方法的正确性,探讨了线性波和非线性波对 CD 以及 CM 的影响.

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jV/h)B)GjE0【英文论文摘要】 Numerical wave tank is established to calculate the wave force on submarine horizontal cylinder in this paper.Hydrodynamic coefficients are obtained by using the least square approach. The model and the computation methods are verified by comparing the result of calculation with the experimental data.And then,the influence of linear wave and nonlinear wave to hydrodynamic coefficients is discussed.水利论文:q*c`4J'Vg'A-u'~

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【论文关键词】 水平柱体; 波浪力; 水动力系数; 数值计算水利论文GM%_D8wH
【英文论文关键词】 Horizontal cylinder; wave forces; hydrodynamic coefficients; numerical calculation水利论文F0\ L!FHB m
【基金】国家科技部“863”项目(2006AA09Z301);; 国家自然科学基金项目(10532070)资助.
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TAG: 波浪 动力 系数 柱体 水平
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下一篇:海洋平台圆柱桩脚周围的局部流场模拟研究(朱红钧; 陈小榆; 王怡)
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