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An assessment of mesoscale eddies simulated by a global eddy-resolving ocean forecast system in the South China Sea

Baoxin Feng Mengrong Ding Lingling Xie Pengfei Lin Weipeng Zheng Hailong Liu

大气和海洋科学快报（英文版）2026，Vol.19Issue(2)：61-67,7.

大气和海洋科学快报（英文版）2026，Vol.19Issue(2)：61-67,7.DOI:10.1016/j.aosl.2025.100706

An assessment of mesoscale eddies simulated by a global eddy-resolving ocean forecast system in the South China Sea

Baoxin Feng ¹Mengrong Ding ²Lingling Xie ¹Pengfei Lin ³Weipeng Zheng ³Hailong Liu⁴

作者信息

1. College of Ocean and Meteorology,Guangdong Ocean University,Zhanjiang,China
2. Marine Science and Technology College,Zhejiang Ocean University,Zhoushan,China
3. State Key Laboratory of Earth System Numerical Modeling and Application,Institute of Atmospheric Physics,Chinese Academy of Sciences,Beijing,China||College of Earth and Planetary Sciences,University of Chinese Academy of Sciences,Beijing,China
4. Laoshan Laboratory,Qingdao,China
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摘要

Abstract

本文基于卫星观测数据与高分辨率再分析数据(CMEMS),对由中国科学院大气物理研究所自主研发的全球涡分辨率海洋预报系统(LFS)所模拟的南海中尺度涡进行了系统评估.研究结果表明,LFS模拟的南海涡动能,涡旋数量,涡旋振幅等指标的空间分布特征均与卫星观测结果表现出良好的一致性.此外,其模拟的季节性变化特征以及涡旋的温盐三维结构特征,也与CMEMS再分析数据集结果高度吻合.然而,研究也揭示了一些系统性偏差:在南海区域,LFS模拟的中尺度涡数量比观测结果约少17％,这一偏差在CMEMS再分析数据集中同样显著.

关键词

南海/中尺度涡/涡分辨率海洋预报系统/三维结构

Key words

South China Sea/Mesoscale eddy/Eddy-resolving ocean forecast system/Three-dimensional structure

引用本文复制引用

Baoxin Feng,Mengrong Ding,Lingling Xie,Pengfei Lin,Weipeng Zheng,Hailong Liu..An assessment of mesoscale eddies simulated by a global eddy-resolving ocean forecast system in the South China Sea[J].大气和海洋科学快报（英文版）,2026,19(2):61-67,7.

基金项目

This study was supported by the National Key R&D Program for Developing Basic Sciences[grant number 2022YFC3104805]and the National Natural Science Foundation of China[grant numbers 92358302 and 42306219].Hailong Liu was also supported by the Tai Shan Scholar Program[grant number tstp20231237]and Laoshan Lab-oratory project[grant number LSKJ202300301]. （）

大气和海洋科学快报（英文版）

ISSN：1674-2834

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