Effects of different freshwater flux representations in an ocean general circulation model of the tropical Pacific | |
Kang, Xianbiao1,4; Zhang, Rong-Hua1,2; Wang, Guansuo3 | |
刊名 | SCIENCE BULLETIN
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2017-03 | |
卷号 | 62期号:5页码:345-351 |
关键词 | Real freshwater flux boundary condition MOM5 Tropical Pacific |
ISSN号 | 2095-9273 |
DOI | 10.1016/j.scib.2017.02.002 |
英文摘要 | Freshwater flux (FWF) is a major forcing that affects the ocean through several processes. The effects of FWF may be represented in ocean modeling as real freshwater flux (RFF) formulations and virtual salt flux (VSF) methods. RFF formulations have been implemented in the Geophysical Fluid Dynamics Laboratory (GFDL) Modular Ocean Model version 5 (MOM5) as a replacement for the non-physical VSF method, which is primarily used in state-of-the-art ocean models. Here, we systematically evaluated the effects of RFF-related processes on the GFDL MOM5-based simulations in the tropical Pacific. When the FWF was treated as the natural boundary condition (NBC), it directly decreased the local temperature and the salinity by changing the volume of the top model layer, and it increased the temperature in the eastern Pacific by triggering an eastward Goldsbrough-Stommel circulation in the subsurface. Moreover, the heat content induced by the FWF tended to counteract the decreasing effects of the NBC on sea surface temperatures (SSTs) in the western-central tropical Pacific. The relationships between SST perturbations and the FWF representation in ocean modeling are also discussed. (C) 2017 Science China Press. Published by Elsevier B.V. and Science China Press. |
URL标识 | 查看原文 |
电子版国际标准刊号 | 20959281 |
资助项目 | NSFC-Shandong Joint Fund for Marine Science Research Centers[U1406401] |
WOS研究方向 | Science & Technology - Other Topics |
语种 | 英语 |
出版者 | SCIENCE PRESS |
WOS记录号 | WOS:000396759500009 |
内容类型 | 期刊论文 |
源URL | [http://ir.fio.com.cn/handle/2SI8HI0U/3220] ![]() |
专题 | 业务部门_海洋环境与数值模拟研究室 |
作者单位 | 1.Chinese Acad Sci, Inst Oceanol, Key Lab Ocean Circulat & Waves, Qingdao 266071, Peoples R China; 2.Qingdao Natl Lab Marine Sci & Technol, Lab Ocean & Climate Dynam, Qingdao 266237, Peoples R China; 3.State Ocean Adm, Inst Oceanog 1, Qingdao 266061, Peoples R China; 4.Civil Aviat Flight Univ China, Guanghan 618307, Peoples R China |
推荐引用方式 GB/T 7714 | Kang, Xianbiao,Zhang, Rong-Hua,Wang, Guansuo. Effects of different freshwater flux representations in an ocean general circulation model of the tropical Pacific[J]. SCIENCE BULLETIN,2017,62(5):345-351. |
APA | Kang, Xianbiao,Zhang, Rong-Hua,&Wang, Guansuo.(2017).Effects of different freshwater flux representations in an ocean general circulation model of the tropical Pacific.SCIENCE BULLETIN,62(5),345-351. |
MLA | Kang, Xianbiao,et al."Effects of different freshwater flux representations in an ocean general circulation model of the tropical Pacific".SCIENCE BULLETIN 62.5(2017):345-351. |
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