Atmospheric Boundary Layer Turbulence Closure Scheme for Wind-Following Swell Conditions
نویسندگان
چکیده
منابع مشابه
a second order closure model for calculating the turbulence fluxes in atmospheric boundary layer
turbulent fluxes in the atmospheric boundary layer are calculated using different models. one of the most popular and operational models in this groundwork is the second order turbulent model of mellor and yamada that has been widely used to simulate the planetary boundary layer (pbl). despite its popularity, it has been shown that this model has several weeknesses that affect its accuracy. the...
متن کاملTurbulence Structure of the Atmospheric Boundary Layer in Stable Conditions
Data from SABLES98 experimental campaign have been used in order to study the influence of stability (from weak to strong stratification) on the flux-profile relationships for momentum and heat: φm and φh. Standard instrumentation, 14 thermocouples and 3 sonic anemometers at three levels (5.8, 13.5 and 32 m) were available from 10 to 28 September 1998 and calculations are done in order to extra...
متن کاملOpenFOAM Large-Eddy Simulations of Atmospheric Boundary Layer Turbulence for Wind Engineering Applications
T h is p u b li ca ti on i s av ai la b le f re e of c h ar ge f ro m : h t t p s : / / d o i . o r g / 1 0 . 6 0 2 8 / N I S T . T N . 1 9 4 4 Statistical properties such as the spectral density and spatial coherence of boundary layer turbulence affect bluff body aerodynamics and structural responses. In this report, the opensource toolbox OpenFOAM is employed to perform LES simulations of bou...
متن کاملA Volume-Imaging Radar Wind Profiler for Atmospheric Boundary Layer Turbulence Studies
This paper describes the turbulent eddy profiler (TEP), a volume-imaging, UHF radar wind profiler designed for clear-air measurements in the atmospheric boundary layer on scales comparable to grid cell sizes of large eddy simulation models. TEP employs a large array of antennas—each feeding an independent receiver—to simultaneously generate multiple beams within a 288 conical volume illuminated...
متن کاملAtmospheric Boundary Layer Wind Tunnel Applications in Wind Turbine Siting
Atmospheric boundary layer wind tunnels (ABLWTs) have been used for 40 years to simulate the interaction of the wind and earth in the lowest few hundred meters of the atmosphere. ABLWTs are well-suited for investigating flow in complex terrain and have different strengths and weaknesses than numerical modeling. There are a wide variety of applications, including performing wind resource assessm...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of the Atmospheric Sciences
سال: 2017
ISSN: 0022-4928,1520-0469
DOI: 10.1175/jas-d-16-0308.1