搜索结果: 1-15 共查到“海洋物理学 Spectral”相关记录24条 . 查询时间(0.312 秒)
The spectral slope coefficient of chromophoric dissolved organic matter (S275–295)asa tracer of terrigenous dissolved organic carbon in river-influenced ocean margins
spectral slope coefficient chromophoric dissolved organic matter terrigenous dissolved organic carbon river-influenced ocean margins
2014/4/3
The present study demonstrates that the spectral slope coefficient of chromophoric dissolved organic matter(CDOM) between 275 nm and 295 nm (S275–295) can be used as a tracer of the percent terrigenou...
Observed Anisotropy of Spectral Characteristics of Internal Waves Induced by Low-Frequency Currents
Spectral Characteristics Internal Waves Low-Frequency Currents
2009/3/26
The isotropy of the internal wave field is investigated from short-time spectra of horizontal current measured in the deep sea. A significant anisotropy is detected at high frequencies during most per...
Spectral Characteristics of Small-Scale Fluctuations of Hydrophysical Fields in the Upper Layer of the Ocean
Spectral Characteristics Hydrophysical Fields Small-Scale Fluctuations
2009/3/24
In the P.P. Shirshov Institute of Oceanology of the USSR Academy of Sciences, instrumentation has been developed for the measurement of the fluctuations of the hydrophysical fields in the ocean in the...
Spectral Characteristics of Surface Layer Turbulence Over the Tropical Ocean
Spectral Characteristics Surface Layer Turbulence Tropical Ocean
2009/3/24
Spectra of wind, temperature and humidity fluctuations measured during BOMEX in the atmospheric surface layer are discussed. Strong similarities exist between dimensionless humidity and horizontal win...
A Spectral Theory of Nonlinear Barotropic Motion above Irregular Topography
Nonlinear Barotropic Motion Irregular Topography
2009/2/23
If a field of randomly distributed barotropic eddies interacts with underlying topographic features in a rotating reference frame, the flow is observed to develop, after a time the order of an eddy tu...
The Estimation of Wind-Wave Generation in a Discrete Spectral Model
Wind-Wave Generation Discrete Spectral Model
2009/2/9
The estimation of wind-wave generation using a new discrete spectral model is compared to Hasselmann et al.'s (1976) parametric model and to models driven primarily by direct transfer of energy from t...
On the Effects of Finite Depth on Wind-Wave Spectra：1. A Comparison with Deep-Water Equilibrium-Range Slope and Other Spectral Parameters
Wind-Wave Spectra Deep-Water
2009/2/7
Spectral parameters calculated from wind-wave measurements in a finite-depth restricted-fetch estuary are compared with similar deep-water parameters. The equilibrium range of these finite-depth spect...
The simple scaling of a tidal bottom boundary layer by the shear velocity, u*, and the wall to the wall describes well the mean Bow field. To test the full extent of this scaling measurements were mad...
General Spectral Computations of the Nonlinear Shallow Water Tidal Interactions within the Bight of Abaco
Bight of Abaco iterative frequency–time domain finite element
2009/1/4
An iterative frequency–time domain finite element tidal circulation model is applied to the Bight of Abaco in the Bahamas to study the nonlinear interactions that occur between the various astronomica...
Spectral Estimates of Bed Shear Stress at Subcritical Reynolds Numbers in a Tidal Boundary Layer
Bed Shear Stress Subcritical Reynolds Numbers Tidal Boundary Layer
2008/12/22
Velocity measurements from five levels in the constant-stress region of a neutrally stratified turbulent boundary layer are used to show that below a critical height the spectral energy density in the...
Modeling Spectral Dissipation in the Evolution of Wind Waves. Part I：Assessment of Existing Model Performance
Wind Waves Modeling Spectral Dissipation Existing Model Performance
2008/12/16
This study examines the performance of a state-of-the-art spectral wind wave model that uses a full solution to the nonlinear interaction source term. The situation investigated here is fetch-limited ...
A Spectral Model of Wind-Forced Internal Waves
Wind-Forced Internal Waves vertical velocity
2008/12/15
It is hypothesized that wind forcing is a dominant generator of internal waves. A linear model is derived for the transfer of wind stress into vertical motions associated with internal waves. Two key ...
Relating Friction Velocity to Spectral Wave Parameters
Friction Velocity Spectral Wave Parameters Canadian Atlantic Storms Program
2008/12/11
Field experiments, in the years since the JONSWAP results, have established fetch- and duration-limited relations for wave parameters such as total energy E0, peak frequency fp, and the Phillips α coe...
Spectral Description of Low-Frequency Oceanic Variability
Spectral Description Low-Frequency Oceanic Variability
2008/7/30
A synthesis is made of simple dynamics with a wide variety of observations to produce a zero-order approximate analytical spectral description of low-frequency oceanic variability in the Northern Hemi...
Internal Wave–Wave Interactions. Part II: Spectral Energy Transfer and Turbulence Production
Internal Wave Wave Interactions Spectral Energy Transfer Turbulence Production
2008/7/23
The spectral transfer of internal wave energy toward high vertical wavenumber kz and turbulence production is examined by ray tracing small-scale test waves in a canonical Garrett and Munk background...