非均匀海底条件下二维水弹性响应

论文摘要

本文采用了一个研究非均匀海底条件下二维水弹性响应研究的耦合方法,该耦合方法结合了离散多体法、特征函数展开法和多体Rankine源方法。在该方法中,首先采用离散多体法将水弹性问题转化为多体问题,建立了对应的多体动力学方程,然后使用特征函数展开法得到了非均匀海底条件下的波浪入射势,其次建立变化水深条件下的多体绕射势和辐射势Rankine源法,并通过各项速度势计算出对应的波浪载荷,最后将这些载荷代入多体动力学方程,得到频域下最终的耦合运动方程。在本文最后,我们采用该方法初步研究了海底坡度对浮体水弹性响应的影响。

论文目录

文章来源

类型: 期刊论文

作者: 刘晓雷,汪学锋,徐胜文

关键词: 水弹性,非均匀海底,特征函数展开法

来源: 海洋工程装备与技术 2019年S1期

年度: 2019

分类: 基础科学

专业: 海洋学

单位: 上海交通大学海洋工程重点实验室

基金: 基于时域模拟的船舶动态定位能力分析方法研究(51709170)

分类号: P75

页码: 383-388

总页数: 6

文件大小: 984K

下载量: 45

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标签：水弹性论文;  非均匀海底论文;  特征函数展开法论文;