Energetics and temporal variability of internal tides in Luzon Strait: a nonhydrostatic numerical simulation | |
Li Mingjie1,2,3; Hou Yijun1,2; Li Yuanlong1,2,3; Hu Po1,2![]() | |
刊名 | CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY
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2012-09-01 | |
卷号 | 30期号:5页码:852-867 |
关键词 | internal tide energetics temporal variability Luzon Strait (LS) MITgcm |
ISSN号 | 0254-4059 |
通讯作者 | Hou, YJ (reprint author), Chinese Acad Sci, KLOCAW, Qingdao 266071, Peoples R China. |
英文摘要 | A fully nonlinear, three-dimensional nonhydrostatic model driven by four principal tidal constituents (M-2, S-2, K-1, and O-1) is used to investigate the spatial-temporal characteristics and energetics of internal tides in Luzon Strait (LS). The model results show that, during spring (neap) tides, about 64 (47) GW (1 GW=10(9) W) of barotropic tidal energy is consumed in LS, of which 59.0% (50.5%) is converted to baroclinic tides. About 22 (11) GW of the derived baroclinic energy flux subsequently passes from LS, among which 50.9% (54.3%) flows westward into the South China Sea (SCS) and 45.0% (39.7%) eastward into the Pacific Ocean, and the remaining 16 (13) GW is lost locally owing to dissipation and convection. It is revealed that generation areas of internal tides vary with the spring and neap tide, indicating different source areas for internal solitary waves in the northern SCS. The region around the Batan Islands is the most important generation region of internal tides during both spring and neap tides. In addition, the baroclinic tidal energy has pronounced seasonal variability. Both the total energy transferred from barotropic tides to baroclinic tides and the baroclinic energy flux flowing out of LS are the highest in summer and lowest in winter. |
学科主题 | Limnology ; Oceanography |
收录类别 | SCI |
原文出处 | 10.1007/s00343-012-1289-2 |
语种 | 英语 |
WOS记录号 | WOS:000308357800017 |
公开日期 | 2013-09-24 |
内容类型 | 期刊论文 |
源URL | [http://ir.qdio.ac.cn/handle/337002/12143] ![]() |
专题 | 海洋研究所_海洋环流与波动重点实验室 |
作者单位 | 1.Chinese Acad Sci, KLOCAW, Qingdao 266071, Peoples R China 2.Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China 3.Chinese Acad Sci, Grad Univ, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Li Mingjie,Hou Yijun,Li Yuanlong,et al. Energetics and temporal variability of internal tides in Luzon Strait: a nonhydrostatic numerical simulation[J]. CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY,2012,30(5):852-867. |
APA | Li Mingjie,Hou Yijun,Li Yuanlong,&Hu Po.(2012).Energetics and temporal variability of internal tides in Luzon Strait: a nonhydrostatic numerical simulation.CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY,30(5),852-867. |
MLA | Li Mingjie,et al."Energetics and temporal variability of internal tides in Luzon Strait: a nonhydrostatic numerical simulation".CHINESE JOURNAL OF OCEANOLOGY AND LIMNOLOGY 30.5(2012):852-867. |
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