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Path transition of the western boundary current with a gap due to mesoscale eddies: a 1.5-layer, wind-driven experiment

文献类型:期刊论文

作者Hu Po1,2,3; Hou Yijun1,2
刊名Chinese journal of oceanology and limnology
出版日期2010-03-01
卷号28期号:2页码:364-370
关键词Eddy Path Hysteresis Kuroshio Luzon strait
ISSN号0254-4059
DOI10.1007/s00343-010-9293-x
通讯作者Hou yijun(yjhou@qdio.ac.cn)
英文摘要Using a 1.5 layer nonlinear shallow-water reduced-gravity model, we executed numerical simulations to investigate the possibility of a western boundary current (wbc) path transition due to mesoscale eddies based on the background of the kuroshio intrusion into the south china sea (scs) from the luzon strait. because the wbc existed different current states with respect to different wind stress control parameters, we chose three steady wbc states (loop current, eddy shedding and leaping) as the background flow field and simulated the path transition of the wbc due to mesoscale eddies. our simulations indicated that either an anticyclonic or cyclonic eddy can lead to path transition of the wbc with different modes. the simulation results also show that the mesoscale eddies can lead to path transition of the wbc from loop and eddy shedding state to leaping state because of the hysteresis effect. the leaping state is relatively stable compared with the mesoscale eddies. moreover, an anticyclonic eddy is more effective in producing the wbc path transition for the path transition than a cyclonic eddy. our results may help to explain some phenomena observed regarding the path transition of the kuroshio due to the mesoscale eddies at the luzon strait.
WOS关键词SOUTH CHINA SEA ; LUZON STRAIT ; KUROSHIO ; EDDY ; INTRUSION ; DYNAMICS ; MODEL
WOS研究方向Marine & Freshwater Biology ; Oceanography
WOS类目Limnology ; Oceanography
语种英语
WOS记录号WOS:000275781400024
出版者SCIENCE CHINA PRESS
URI标识http://www.irgrid.ac.cn/handle/1471x/2409317
专题中国科学院大学
通讯作者Hou Yijun
作者单位1.Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China
2.Chinese Acad Sci, KLOCAW, Qingdao 266071, Peoples R China
3.Chinese Acad Sci, Grad Univ, Beijing 100039, Peoples R China
推荐引用方式
GB/T 7714
Hu Po,Hou Yijun. Path transition of the western boundary current with a gap due to mesoscale eddies: a 1.5-layer, wind-driven experiment[J]. Chinese journal of oceanology and limnology,2010,28(2):364-370.
APA Hu Po,&Hou Yijun.(2010).Path transition of the western boundary current with a gap due to mesoscale eddies: a 1.5-layer, wind-driven experiment.Chinese journal of oceanology and limnology,28(2),364-370.
MLA Hu Po,et al."Path transition of the western boundary current with a gap due to mesoscale eddies: a 1.5-layer, wind-driven experiment".Chinese journal of oceanology and limnology 28.2(2010):364-370.

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来源:中国科学院大学

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