Results 1 to 10 of about 2,979,616 (246)

Influence of Atmospheric Stability on Wind Turbine Energy Production: A Case Study of the Coastal Region of Yucatan

open access: yesEnergies, 2023
Wind energy production mainly depends on atmospheric conditions. The atmospheric stability can be described through different parameters, such as wind shear, turbulence intensity, bulk Richardson number, and the Monin–Obukhov length.
Christy Pérez   +4 more
doaj   +3 more sources

Simulating Flow and Hazardous Gas Dispersion by Using WRF–CFD Coupled Model under Different Atmospheric Stability Conditions

open access: yesAtmosphere, 2022
In this paper, the Weather Research and Forecasting (WRF) model is coupled with the computational fluid dynamics (CFD) model to study the diffusion model of the accidental leakage of hazardous gas under different atmospheric stability conditions.
Hongxuan Zhou, Weiwei Song, Kaitao Xiao
doaj   +1 more source

Turbulence Parameters in the Troposphere—Lower Stratosphere Observed by Beijing MST Radar

open access: yesRemote Sensing, 2022
Based on three years of data observed by Beijing MST radar between 2012 and 2014, this study gives the distribution characteristics of the turbulence energy dissipation rate ε and the vertical turbulence diffusion coefficient Kz in the troposphere–lower ...
Ze Chen, Yufang Tian, Daren Lü
doaj   +1 more source

Characterization of Wind Gusts: A Study Based on Meteorological Tower Observations

open access: yesApplied Sciences, 2022
Accurate information on wind gusts is of critical importance to various practical problems. In this study, observational wind data from high-frequency response (i.e., at a sampling rate of 10 Hz), ultrasonic anemometers instrumented at four different ...
Bowen Yan   +6 more
doaj   +1 more source

Impact Analysis of Environmental Conditions on Odour Dispersion Emitted from Pig House with Complex Terrain Using CFD

open access: yesAgronomy, 2020
With the rise in livestock production, the odour concentration emitted from livestock facilities has significantly increased. For this reason, odour complaints have become a major issue.
Uk-Hyeon Yeo   +6 more
doaj   +1 more source

Investigations on Low Frequency Noises of On-Shore Wind Turbines

open access: yesAcoustics, 2020
The expansion of renewable energy usage is one of the major social tasks in Europe and therefore requires acceptance and support from the population.
Esther Blumendeller   +4 more
doaj   +1 more source

Characterization of Wind Resources of the East Coast of Maranhão, Brazil

open access: yesEnergies, 2023
The objective of this work is to assess the wind resources of the east coast of Maranhão, Brazil. Wind profilers were combined with micrometeorological towers and atmospheric reanalysis to investigate micro- and mesoscale aspects of wind variability ...
Felipe M. Pimenta   +11 more
doaj   +1 more source

One year of 222Rn concentration at a typical rural site in South India

open access: yesRadiation Protection and Environment, 2021
The simultaneous measurements of atmospheric radon, ambient gamma radiations dose, and relevant meteorological parameters were carried out at the National Atmospheric Research Laboratory (NARL), Gadanki, India (13.459° N, 79.175° E) during June 2013–May ...
K Charan Kumar, Nagaraja Kamsali
doaj   +1 more source

Characterization of Turbulence in the Neutral and Stable Surface Layer at Jang Bogo Station, Antarctica

open access: yesAtmosphere, 2021
The availability of 5-year time series of velocity and temperature data from two sonic anemometers installed at Jang Bogo Station, Antarctica, allowed a systematic investigation of the turbulence features in a stable layer affected by submeso motions and
Mauro Mazzola   +3 more
doaj   +1 more source

Evaluation of Marine Wind Profiles in the North Sea and Norwegian Sea Based on Measurements and Satellite-Derived Wind Products

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2022
The wind conditions at oil platforms are typically measured at 40–140-m height, and then reduced to standard 10-m height before being distributed via the Global Telecommunication System.
Anne-Mette Olsen   +4 more
doaj   +1 more source

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