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双色波与水流相互作用的模拟研究

Release Time:2019-03-10  Hits:

Indexed by: Conference Paper

Date of Publication: 2012-08-25

Page Number: 1118-1125

Key Words: 双色波浪;均匀水流;相互作用;瞬时水面;波面;速度势

Abstract: 针对双色波浪与均匀流相互作用问题,采用时域高阶边界元方法建立自由水面满足完全非线性边界条件的数学模型.求解中采用混合欧拉-拉格朗日方法追踪流体瞬时水面,运用四阶龙格库塔方法更新下一时间步的波面和速度势.通过与已发表结果对比,验证了本模型的准确性.同时通过大量数值计算研究了水流参数对各组成波及衍生的高阶波幅值、波浪和水流间能量交换的影响规律.

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