Buoyant Coastal Current Dynamics over a Slope
Buoyant Coastal Current Dynamics over a Slope
批准号:
0095059
负责人:
Karl Helfrich
金额:
$49.0万
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
2001
资助国家:
美国
项目状态:
已结题
起止时间:
2001-03-01 至 2004-02-29
中文摘要
[00:95059]这个项目研究的是由淡水河流排放产生的沿海浮力羽流的动力学。主要目标是对倾斜底部的浮力海岸流进行定量描述。这些洋流的结构将结合现有观测数据的分析、实验室实验和数值模拟来探索。现有的关于洋流宽度、近海边缘深度和洋流前端前进速度的理论估计将受到测试。观测数据来自切萨皮克羽流的一个实验。实验室数据将来自于一个旋转槽的实验。该数值模型是普林斯顿海洋模型(ECOM3d)的一个版本。
英文摘要
0095059/HelfrichThis project addresses the dynamics of buoyant coastal plumes of the sort produced by fresh-water river discharge. The main goal is to provide a quantitative description of buoyant coastal currents over a sloping bottom. The structure of such currents will be explored with a combination of analysis of existing observational data, laboratory experiments and numerical modeling. Existing theoretical estimates of the width of the current, the depth of the offshore edge, and the speed of advance of the nose of the current will be tested. The observational data are from an experiment in the Chesapeake Plume. The laboratory data will come from experiments in a rotating tank. The numerical model is a version of the Princeton Ocean Model (ECOM3d).
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Local Generation of Nonlinear Internal Waves on the Continental Shelf: Beams to Modes
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批准号:1736698
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项目类别:Standard Grant
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资助金额:$61.72万
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财政年份:2017
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负责人:Karl Helfrich
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依托单位:
Gravity Currents and Large-Amplitude Internal Waves
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批准号:1029672
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项目类别:Standard Grant
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资助金额:$54.75万
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财政年份:2010
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负责人:Karl Helfrich
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依托单位:
Interdisciplinary Research and Training at the Geophysical Fluid Dynamics Program
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批准号:0824636
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项目类别:Continuing Grant
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资助金额:$81.26万
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财政年份:2008
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负责人:Karl Helfrich
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依托单位:
Collaborative Research: Rapid Gravitational Adjustment of Horizontal Shear: A Recipe for Energetic Mixing in the Coastal Ocean
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批准号:0726161
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:2007
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负责人:Karl Helfrich
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依托单位:
Laboratory and Numerical Studies of Ocean Circulation in the Presence of Islands
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批准号:9616949
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项目类别:Continuing Grant
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资助金额:$45.7万
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财政年份:1997
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负责人:Karl Helfrich
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依托单位:
Experimental Studies of Hydrothermal Plume Dynamics
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批准号:9216628
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项目类别:Continuing Grant
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资助金额:$17.71万
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财政年份:1993
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负责人:Karl Helfrich
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依托单位:
Studies of Unsteady Two-Layer Strait and Sill Flow
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批准号:9022088
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项目类别:Continuing Grant
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资助金额:$16.75万
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财政年份:1991
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负责人:Karl Helfrich
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依托单位:
Long Nonlinear Internal Wave Breaking and Mixing
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批准号:8902671
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项目类别:Continuing Grant
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资助金额:$16.79万
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财政年份:1989
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负责人:Karl Helfrich
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依托单位:
国内基金
海外基金
粤西海域CTW(Coastal Trapped Wave)特征分析与数值模拟研究
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批准号:40976012
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项目类别:面上项目
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资助金额:38.0万元
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批准年份:2009
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负责人:练树民
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依托单位: