A Lagrangian Study of Eddies in the Ocean

被引:1
作者
Prants, Sergey V. [1 ]
机构
[1] Russian Acad Sci, Pacific Oceanol Inst, Lab Nonlinear Dynam Syst, Ul Baltiiskaya 43, Vladivostok 690041, Russia
基金
俄罗斯基础研究基金会;
关键词
ocean eddies; Lagrangian analysis; Lyapunov exponent; COHERENT STRUCTURES; CHAOTIC ADVECTION; INTRATHERMOCLINE EDDIES; MESOSCALE EDDIES; JAPAN/EAST SEA; ROSSBY WAVES; TRANSPORT; FLOW; DYNAMICS; PROPAGATION;
D O I
10.1134/S1560354716030060
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
A brief review of our results on the application of the Lagrangian approach to study observed and simulated eddies in the ocean is presented. It is shown by a few examples of mesoscale vortex structures in the North Western Pacific how to compute and analyze maps of specific Lagrangian indicators in order to study the birth, formation, evolution, metamorphoses and death of ocean eddies. The examples involve two-dimensional eddies observed in satellitederived velocity fields in the deep ocean and three-dimensional ones simulated in a regional numerical model of circulation with a high resolution.
引用
收藏
页码:335 / 350
页数:16
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