对于一般海洋流的阶段屏幕生成方法
概括
在海洋流中精确模拟光传播需要精确的相屏幕 (PSs). 结合频域和空间域方法的混合方法优化PS生成,提高光波传播研究的准确性.
科学领域:
- 海洋光学 海洋光学
- 流模拟的流模型.
- 计算物理学的计算物理.
背景情况:
- 海洋流会通过折射率波动引起光波扭曲.
- 分步方法用于模拟流媒体中的光传播是常见的.
- 精确的阶段屏幕 (PS) 生成对于分割步骤方法的有效性至关重要.
研究的目的:
- 开发一种精确的方法,用于产生阶段屏幕 (PSs),用于海洋流模拟.
- 为了提高在海水中光波传播的数值模拟的准确性.
主要方法:
- 利用一般海洋动荡折射指数空间电力规律光谱 (RISPS) 来创建PSs.
- 采用混合实现,结合PWD (Paulson,Wu和Davis) 的频域方法.
- 集成的基于Zernike多项式的空间域分解用于PS生成.
主要成果:
- 证明了结合频率和空间域方法的混合方法可以为PS生成提供最佳的准确性.
- 展示了混合方法在模拟光波传播通过海洋动荡的有效性.
结论:
- 基于多项式的混合PWD和Zernike方法在海洋流模拟中产生相屏幕时提供了卓越的准确性.
- 这种优化的PS生成对于促进对海洋环境中光传播的理解至关重要.
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