搜索结果: 1-12 共查到“海洋科学 random”相关记录12条 . 查询时间(0.179 秒)
Influence of Wave Breaking on Wave Statistics for Finite-Depth Random Wave Trains
dimensional analysis 3-D finite element analysis elasto-plastic analysis residual deformations multiple regression analysis oxy-acetylene gas flame
font style='font-size:12px;'>
2011/9/8
The influence of wave breaking on wave statistics for finite-depth random wave trains is investigated experimentally. This paper is to investigate the influence of wave breaking and water depth on the...
Horizontal Random Temperature Structure of the Ocean
Horizontal Random Temperature Structure Ocean
font style='font-size:12px;'>
2009/3/7
A theoretical model of the spatial spectrum of horizontally distributed thermal microstructure is developed for anisotropic turbulence. A two-term power law representation is obtained for the horizont...
Covariance Functions and Spectra of a Random Wave Field
Covariance Functions Random Wave Field
font style='font-size:12px;'>
2009/3/7
Covariance functions and spectra of components of fluid particle velocity are obtained, taking into consideration the effects of free surface fluctuations, for a Gaussian, stationary and homogeneous r...
The Influence of the Directional Energy Distribution on the Nonlinear Dispersion Relation in a Random Gravity Wave Field
Directional Energy Distribution Nonlinear Dispersion Relation Random Gravity Wave Field
font style='font-size:12px;'>
2009/3/7
The influence of the directional distribution of wave energy on the dispersion relation is calculated numerically using various directional wave spectrum models. The results indicate that the dispersi...
Effect of Sampling Rate and Random Position Error on Analysis of Drifter Data
Sampling Rate Drifter Data Random Position Error
font style='font-size:12px;'>
2009/2/13
The central question discussed here is how the rate at which drifter positions are determined and the position errors affect the calculation of velocity, acceleration and velocity gradients such as di...
Kinematics of Turbulence Convected by a Random Wave Field
Turbulence Convected Random Wave Field
font style='font-size:12px;'>
2009/2/6
Turbulent velocity spectra measured beneath wind waves show a large enhancement about the central wave frequency. A “5/3" frequency dependence can be seen both above and below the central peak, but wi...
Wave-Turbulence Interactions in the Upper Ocean. Part II. Statistical Characteristics of Wave and Turbulent Components of the Random Velocity Field in the Marine Surface Layer
Wave-Turbulence Interactions Upper Ocean Random Velocity Field Marine Surface Layer
font style='font-size:12px;'>
2009/2/6
We present the results of an analysis of field data collected by Donelan who used a miniature drag sphere to measure velocities beneath wind waves on Lake Ontario. Linear statistical techniques are us...
Nonlinear Properties of Random Gravity Waves in Water of Finite Depth
Nonlinear Properties Random Gravity Waves Finite Depth
font style='font-size:12px;'>
2009/1/13
The weakly nonlinear theory for a stationary and homogeneous field of random gravity waves in water of finite depth is developed to the third order. This describes the second-order nonlinearities as a...
Surf Zone Longshore Currents and Random Waves：Field Data and Models
Surf Zone Random Waves Longshore Currents
font style='font-size:12px;'>
2009/1/12
Analytic and numerical models for longshore currents generated by obliquely incident random waves am compared with field observations. Five days of observations were selected during which the waves we...
Scattering of Oceanic Internal Gravity Waves off Random Bottom Topography
Oceanic Internal Gravity Waves Random Bottom Topography
font style='font-size:12px;'>
2008/12/22
The scattering of oceanic internal gravity waves off random bottom topography is analyzed under the assumptions that (i) the height of the topography is smaller than the vertical wavelength and (ii) t...
Statistics of Shear and Turbulent Dissipation Profiles in Random Internal Wave Fields
Turbulent Dissipation Profiles Random Internal Wave Fields
font style='font-size:12px;'>
2008/12/19
Because breaking internal waves produces most of the turbulence in the thermocline, the statistics of , the rate of turbulent dissipation, cannot be understood apart from the statistics of internal wa...
Bacterioplankton community in Chesapeake Bay: Predictable or random assemblages
Bacterioplankton community Chesapeake Bay Predictable random
font style='font-size:12px;'>
2014/5/5
We monitored bacterioplankton communities from Chesapeake Bay over 2 years (2002-2004) by use of denaturing gradient gel electrophoresis (DGGE) of PCR-amplified 16S rRNA gene. Chesapeake Bay bacteriop...