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斜向波与任意多个长水平圆柱的相互作用 被引量:2

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摘要 采用多极子展开法对有限水深下线性斜向波与任意多个完全淹没的长水平圆柱相互作用的散射和辐射问题进行了研究.首先建立由多极子线性组合表示的散射势和辐射势的级数形式的解析表达式,然后利用Bessel函数的加法定理和物面边界条件来确定该级数表达式中的未知系数,在此基础上,导出了波浪力、附加质量和透反射系数的解析表达式.采用边界元方法对本文的解析解进行了验证,同时利用本文的解析方法研究了3种不同工况的线性斜向波与多个水平圆柱的相互作用问题.结果表明,圆柱个数、排列方式及其间距对波浪力、水动力学系数以及透反射系数有显著影响,并在数值实验中发现了一些重要而有趣的物理现象.
出处 《中国科学(E辑)》 CSCD 北大核心 2007年第1期107-126,共20页 Science in China(Series E)
基金 国家自然科学基金(批准号:10332050 50579005) 国家高技术研究发展计划(编号:20060105Z4010)资助项目
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参考文献27

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同被引文献19

  • 1刘中宪,唐河仓,王冬.弹性波二维散射快速多极子间接边界元法求解[J].工程力学,2015,32(5):6-12. 被引量:4
  • 2李家春.水面下的波浪——海洋内波[J].力学与实践,2005,27(2):1-6. 被引量:48
  • 3冯波,郑永红,游亚戈,何再明.Interaction of Linear Waves with Infinitely Long Horizontal Cylinders Studied by Boundary Element Method[J].China Ocean Engineering,2007,21(2):317-330. 被引量:2
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