Results 31 to 40 of about 3,142,824 (343)

Multiplatform evaluation of global trends in wind speed and wave height

open access: yesScience, 2019
Ocean winds blowing harder Two frequently asked questions about how climate warming will affect the environment are whether windiness might change and what effects that might have on ocean waves.
I. Young, A. Ribal
semanticscholar   +1 more source

Design of mine-used hot-wire-based optical fiber wind speed sensor

open access: yesGong-kuang zidonghua, 2021
Real-time and accurate acquisition of wind speed data is helpful for precise control of mine wind flow. The existing mine wind speed sensors such as hot-wire type, impeller type, ultrasonic vortex street type and differential pressure type are either ...
WANG Jiqiang1   +6 more
doaj   +1 more source

Analysis on the characteristics of wind speed and wind energy resources from 1961 to 2020 and the impact of urban underlying surface change on them in Shenyang

open access: yesEnergy Reports, 2022
The long-term variation trend of wind speed, monthly variation characteristics and grade frequency of wind energy density and the impact of underlying surface on wind speed in the process of urbanization are analyzed by using the observational wind speed
Yangfeng Wang   +5 more
doaj  

A Novel Statistical Method to Temporally Downscale Wind Speed Weibull Distribution Using Scaling Property

open access: yesEnergies, 2018
To improve our capacity to use available wind speed data, it is necessary to develop a new statistical temporal downscaling method that uses one or a few input variables of any temporal scale for mean wind speed data to obtain wind statistics at finer ...
Ju-Young Shin   +2 more
doaj   +1 more source

Forecasting Solar Wind Speeds

open access: yesThe Astrophysical Journal, 2006
5 pages, 2 figures embedded, ApJL, in ...
Takeru K. Suzuki, Takeru K. Suzuki
openaire   +3 more sources

A multifractal description of wind speed records [PDF]

open access: yesChaos, Solitons & Fractals, 2005
In this paper, a systematic analysis of hourly wind speed data obtained from four potential wind generation sites in North Dakota is conducted. The power spectra of the data exhibited a power law decay characteristic of $1/f^ $ processes with possible long range correlations.
Rajesh Kavasseri   +1 more
openaire   +3 more sources

Wind characteristics near ground in south-eastern coast area of China based on field measurement

open access: yesGeomatics, Natural Hazards & Risk, 2016
From the point of view of wind engineering, this paper discusses the wind characteristics of China's south-eastern coast area near the ground based on field measurements.
Bo Li, Qingshan Yang, Jingbo Yang
doaj   +1 more source

Influence of Initial Conditions on Wind Characteristics at a Bridge Middle Span in a U-Shaped Valley by CFD and AHP

open access: yesApplied Sciences, 2022
The wind parameter distribution law at a bridge midspan in a U-shaped valley has important influence on the wind strength of this bridges. In this paper, the wind characteristics were researched by computational fluid dynamics (CFD).
Jiawu Li   +4 more
doaj   +1 more source

Research on neural network wind speed prediction model based on improved sparrow algorithm optimization

open access: yesEnergy Reports, 2022
The wind speed signal measured by the mechanical anemometer lags behind the wind speed at the wind wheel surface of the wind turbine in time. The wind speed reconstruction algorithm adopted by the ordinary lidar anemometer is insufficient.
Liang Zhang   +4 more
doaj  

Variable Support Segment-Based Short-Term Wind Speed Forecasting

open access: yesEnergies, 2022
Accurate short-term wind speed forecasting plays an important role in the development of wind energy. However, the inertia of airflow means that wind speed has the properties of time variance and inertia, which pose a challenge in the task of wind speed ...
Ke Zhang, Xiao Li, Jie Su
doaj   +1 more source

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