搜索结果: 1-13 共查到“海洋科学 POLYMODE”相关记录13条 . 查询时间(0.093 秒)
Upper Ocean Thermal Variability in the Sargasso Sea July 1977–July 1978：The POLYMODE XBT Program
surface temperatures Upper Ocean Thermal Variability POLYMODE XBT Program
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2009/2/5
We discuss the upper ocean mesoscale temperature variability field as sampled by XBT's in the joint US-USSR POLYMODE Synoptic Experiment during July 1977 to July 1978. There is a “background” persiste...
On the Origin of Eddies Discovered during the POLYMODE Local Dynamics Experiment
Local Dynamics Experiment Sargasso Sea water hydrographic survey
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2009/1/10
The intensive hydrographic survey conducted in 1978 as part of the POLYMODE Local Dynamics Experiment (LDE) revealed a large number of anomalous water parcels at various depths near 31°N, 70°W in the ...
Small Water-Property Transporting Eddies：Statistical Outliers in the Hydrographic Data of the POLYMODE Local Dynamics Experiment
Local Dynamics Experiment Hydrographic Data
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2009/1/10
Hydrographic measurements from the POLYMODE Local Dynamics Experiment (LDE; 31°N, 69.5°W; May–July 1978) are examined for highly anomalous, outlying observations of salinity, oxygen and vortex stretch...
Structure and Origin of a Small Cyclonic Eddy Observed during the POLYMODE Local Dynamics Experiment
Small Cyclonic Eddy Local Dynamics Experiment Sargasso Sea
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2009/1/10
In the POLYMODE Local Dynamics Experiment (31°N; 69.5°W) a small cyclonic eddy was discovered and mapped. The eddy was characterized by an upward doming of isotherms in the upper part of the main ther...
An Objective Analysis of the POLYMODE Local Dynamics Experiment. Part II：Streamfunction and Potential Vorticity Fields during the Intensive Period
Local Dynamics Experiment Streamfunction Potential Vorticity Fields Intensive Period
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2009/1/10
An analysis is made of the geostrophic streamfunction, potential vorticity and dynamical balances for the mesoscale flow during the intensive Period of the POLYMODE Local Dynamics Experiment The metho...
An Objective Analysis of the POLYMODE Local Dynamics Experiment. Part I：General Formalism and Statistical Model Selection
Local Dynamics Experiment Statistical Model Selection General Formalism
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2009/1/10
A formalism is presented for making estimates of a variety of mesoscale quantities—streamfunction, potential vorticity, and both linear and nonlinear terms in the dynamical balance equations for heat ...
The Mesoscale Spatial Structure and Evolution of Dynamical and Scalar Properties Observed in the Northwestern Atlantic Ocean during the POLYMODE Local Dynamics Experiment
Local Dynamics Experiment Mesoscale Spatial Structure Scalar Properties
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2009/1/10
Dynamical properties examined in this paper are the dynamic height and the pressure on an isopycnal. Scalars are the salinity and the oxygen concentration on an isopycnal. The sea surface temperature ...
Structure and Origin of 18°C Water Observed during the POLYMODE Local Dynamics Experiment
Local Dynamics Experiment 18°C Water
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2009/1/10
Two distinct types of 18°C water (Subtropical Mode Water) were observed during the POLYMODE Local Dynamics Experiment (LDE; May–July 1978; 31.0°N, 69.5°W). These were revealed on isopyncals by salinit...
Water Mass Structure during the POLYMODE Local Dynamics Experiment
local Dynamics Experiment Water Mass Structure
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2009/1/10
The seven intensive hydrographic surveys of temperature, salinity and oxygen of the POLYMODE local Dynamics Experiment (LDE) (15 May–15 July 1978) were carded out in a 200 km-wide octagonal region cen...
The Spatial and Temporal Evolution of a Cluster of SOFAR Floats in the POLYMODE Local Dynamics Experiment (LDE)
Local Dynamics Experiment Temporal Evolution
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2009/1/10
Up to forty neutrally buoyant floats (20 at 700 m, 20 at 1300 m) were used in the POLYMODE Local Dynamics Experiment (LDE) to provide a quasi-Lagrangian description of the structure and evolution of t...
Dynamics of Deep Thermocline Jets in The POLYMODE Region
Deep Thermocline Jets POLYMODE Region
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2009/1/8
We present the study of a series of very energetic events, which occur in the 360 days of the Polymode Synoptic Dynamics Experiment dataset. The method consists of the assimilation of data by a quasi-...
The Lagrangian Potential Vorticity Balance during POLYMODE
Lagrangian Potential Vorticity Balance POLYMODE SOFAR floats
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2009/1/4
The terms in the Lagrangian potential vorticity equation are estimated by three different methods using clusters of SOFAR floats in the main (700 m) and lower (1300 m) thermocline of the POLYMODE regi...
Hindcasting and Forecasting of the POLYMODE Data Set with the Harvard Open–Ocean Model
POLYMODE Data Set Harvard Open–Ocean Model regional quasi-geostrophic model
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2008/12/30
A regional quasi-geostrophic model has been used to hindcast and forecast the POLYMODE data set. After briefly discussing hindcast methodology, the hindcast fields are compared with the analyzed data ...