Kolmogorov's cyclone
编号:1128 访问权限:仅限参会人 更新:2025-01-04 15:36:49 浏览:199次 口头报告

报告开始:2025年01月15日 16:05(Asia/Shanghai)

报告时间:15min

所在会场:[S39] Session 39-Ocean Boundary Layer Turbulence: Dynamics and Its Impact on the Earth System [S39-1] Ocean Boundary Layer Turbulence: Dynamics and Its Impact on the Earth System

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摘要
Owing to global warming, tropical cyclones, which rank among the Earth's most powerful atmospheric storms, are becoming more frequent and causing increasing destruction. However, predicting the trajectory of a strong cyclone remains difficult due to the significant interaction between the cyclone and the local topography at the bottom of the marine-atmospheric boundary layer, especially considering turbulence. In 1941, Kolmogorov introduced his groundbreaking work on three-dimensional turbulence to greatly enhance the understanding of this ubiquitous phenomenon in our daily life. One might wonder if his theory still holds true for cyclones. By examining the historical tropical cyclones' Lagrangian trajectories, we show for the first time that Kolmogorov's 1/3 scaling law consistently applies across nearly three orders of spatial scales, specifically, 50< r< 3,000 km, from the mesoscale to the synoptic scale, indicating that the over 80 years old Kolmogorov's 1941 turbulence theory remains a valuable framework for better understanding tropical cyclones.
关键词
Kolmogorov, cyclone
报告人
Yongxiang Huang
Associate Professor Xiamen University

稿件作者
Yongxiang Huang Xiamen University
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重要日期
  • 会议日期

    01月13日

    2025

    01月17日

    2025

  • 09月27日 2024

    初稿截稿日期

  • 01月17日 2025

    注册截止日期

主办单位
State Key Laboratory of Marine Environmental Science, Xiamen University
承办单位
State Key Laboratory of Marine Environmental Science, Xiamen University
Department of Earth Sciences, National Natural Science Foundation of China
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