实验室和非水静态建模聚焦波群在边缘珊瑚礁上的演变
Ping Wang1, Lixin Gong2, Kezhao Fang3
1State Environmental Protection Key Laboratory of Marine Ecosystem Restoration, National Marine Environmental Monitoring Center, Dalian 116023, China.
Heliyon
|March 11, 2024
概括
本研究使用实验和模拟来研究波群在边缘珊瑚礁上的传播. 结果显示,珊瑚礁可以减少短波,增加长波,影响沿海的动态.
科学领域:
- 沿海工程 沿海工程
- 海洋学 海洋学 海洋学
- 流体动力学 流体动力学
背景情况:
- 边缘珊瑚礁显著影响波浪能量消散和转化.
- 了解在珊瑚礁上的波群行为对于沿海保护和危险评估至关重要.
研究的目的:
- 通过边缘珊瑚礁的形状来研究控制聚焦波群传播的物理过程.
- 评估数值模型在模拟这些复杂的波礁相互作用中的性能.
主要方法:
- 物理波浪流体实验与受控波浪生成 (JONSWAP/恒定振幅频谱).
- 使用多层非水静电波模型进行数值模拟.
- 使用波形和FFT技术分析自由表面的升高和流速.
主要成果:
- 在珊瑚礁表面观察到的非线性相互作用和更高的和发展.
- 短时间的波浪运动通过在珊瑚礁边缘和上破裂而被吸收.
- 发现珊瑚礁可以减少短周期波浪,并放大长周期波浪在珊瑚礁平面上.
结论:
- 这项研究为围绕珊瑚礁的波浪转变提供了宝贵的见解.
- 数字模型显示了在复杂的珊瑚礁地形上模拟聚焦波群传播的潜力.
- 这些发现有助于改进沿海危险建模和珊瑚礁管理策略.
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