Journal of the Meteorological Society of Japan. Ser. II
Online ISSN : 2186-9057
Print ISSN : 0026-1165
ISSN-L : 0026-1165
On the Atmospheric Turbulence, 1st Paper
The Vertical Distribution of the Wind Velocity near the Earth's Surface, (II)
K. Takeda
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1949 Volume 27 Issue 12 Pages 363-370

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Abstract
The experimentally obtained logarithmic fovmula of the wind velocity
where u denotes the wind velocity and Z the height, α and Z0 being constants, is examined in the light of data of Best, Heywood and Hellmann. The formula represents well the data of Best and Heywood but not that of Hellmann. The author considers that this reveals the deficiency of the experimental formula.
Hence a new formula of the eddy viscosity in the stratified atmosphere is deduced, where K. and K denote thee ddy viscosity in the stratified and the adiabatic atmosphere respectively, β the Rossby constant, and Ri the Richardson number.
The author further discusses the controversy between Sutton and Sverdrup on the velocity distribution and supports Sutton.
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© Meteorological Society of Japan
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