J4 ›› 2006, Vol. 28 ›› Issue (2): 41-44.
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刘洁[1] 邹北骥[2] 周洁琼[1] 朱岳[1]
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摘要:
本文从海洋学现有的观测和研究成果出发,结合海浪的Gerstner模型,提出一种风力作用下的基于海浪谱的三维Gerstner海浪模型。首先,通过分析Gerstner模型各个参数的随机性,利用海浪谱和方向谱相关公式,获得固定风速下模型各随机参数值,建立固定风速下的海浪模型;然后,在此基础上进一步构造了基于海浪谱的风力模型,模拟了 风力作用下的海浪;最后,采用基于视点的网格拓扑结构,实现了海浪的实时绘制。实验结果表明,该模型不仅能更真实地模拟海浪,还具有较好的交互性。
关键词: 海浪谱Gerstner模型 波浪模拟 风力模型
Abstract:
Starting from the observation and research results of oceanography, combining wttta the 3D Gerstner waves model, we present a Gerstner waves model under wind force based on spectrum. First, on the basis of analyzing all parameters of the Gerstner model, all parameters at a fixed speed can be obtained from the spectrum, thus the basic ocean waves shape is constructed. Then, a wind model based on the spectrum is established to simulate ocean waves unde achieved. This method not only simulates ocean waves more truly, but also has better interaction.
Key words: spectrum of ocean waves, gerstner model, ocean waves simulation, wind force model
刘洁[1] 邹北骥[2] 周洁琼[1] 朱岳[1]. 基于海浪谱的Gerstner波浪模拟[J]. J4, 2006, 28(2): 41-44.
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http://joces.nudt.edu.cn/CN/Y2006/V28/I2/41