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3篇 您的检索式:作者名="Roget Elena"
    题名 作者 年代 出处 被引量
1Turbulent patch identification in microstructure profiles: A method based on wavelet denoising and Thorpe displacement analysis 显示文摘Piera Jaume Roget Elena Catalan Jordi 2002Journal of Atmospheric and Oceanic Technology2002,19,9:1
2Microstructure measurements in natural waters: Methodol- ogy and applications 显示文摘Roget Elena Lozovatsky Iossif Sanchez Xavier 2006Progress in Oceanography2006,70,234:1
3Mixing in Shallow Waters: Measurements, Processing, and Applications显示文摘Microstructure profiling measurements taken on a shallow Black Sea shelf and in Lake Banyoles and Boadella reservoir (Both in Spain) are analyzed to investigate the influence of boundary-layer-induced turbulence of various sources on mixing in the water interior. The state of turbulence in shallow waters is examined and details of microstructure data processing and error analysis are discussed. The dependence between averaged activity parameter (-A)G and buoyancy Reynolds number (-Reb) for the shelf turbulence indicates that for (-Reb) < 1 the state of turbulence can be described by the fossil turbulence model, which postulates AG ~ Re1/2 b. For (-Reb) > 1, however, the influence of (-Reb) on (-A)G is weak, signifying that the buoyancy Reynolds number can no longer serve as the governing parameter for active turbulent mixing. The generation of turbulence by a one-minute long wind bursts (the Boadella reservoir) increases the averaged dissipation rate 〈ε〉 of the surface mixed layer by more than 5 times (up to 3 × 10-6 W kg-1). The influence of the wind bursts was also traced below the thermocline, where turbulent patches with 〈ε〉 = (10 7 - 10-6) W kg-1 were generated. It is shown that the geothermal convection in Lake Banyoles produces intermittent turbulent patches with characteristic dissipation rate 〈ε〉 = (2 × 10-8 -3 × 10-7)W kg-1, which influences the overall vertical mixing in the basin.Iossif Lozovatsky Elena Roget H.J.S.Fernado 2005Journal of Ocean University of China2005,4,4:0
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