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海洋科学  2009 

流向Morison 型波浪力的高阶矩分析

, PP. 94-98

Keywords: 波浪力,偏斜度,峰度,累积量,非线性影响

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Abstract:

通过理论研究定量地说明流向Morison波浪力,即拖曳力和惯性力的高阶统计矩随采样次数增加的规律。主要应用二阶Stokes波理论,推导了流向Morison波浪力的前四阶累积量。计算了作用于实际海底管线上的流向Morison波浪力的偏斜度和峰度。结果表明,随着采样次数的增加,拖曳力和惯性力的偏斜度和峰度驱于收敛。文中给出的方法为后续理论工作奠定了基础。

References

[1]  Dean R G,Dalrymple R,A water wave mechanics for engineers and scientists,New York:World Scientific,1991.
[2]  Zheng X Y,Moan T,Queck S T,Non-gaussian random wave wimulation by two-dimensional fourier transform and linear oscillator response to Morison force,Journal of Offshore Mechanics and Arctic Engineering,2007.
[3]  Moan T,Zheng X Y,Queck S T,Frequency-domainanalysis of non-linear wave effect on offshore platform responses,International Journal of Non-Linear Mechanics,2007(3).
[4]  Langley R S,A statistics analysis of nonlinear random waves,Ocean Engineering,1987.
[5]  刘立名,海底管跨涡激振动可靠性分析,天津:天津大学,2004.

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