Results 21 to 30 of about 264,894 (360)

Wind Farm Wakes from SAR and Doppler Radar

open access: yesRemote Sensing, 2020
We retrieve atmospheric wake characteristics at the wind farm Westermost Rough from Sentinel-1 Synthetic Aperture Radar (SAR) images. For the first time, co-located reference measurements of the full flow field around the wind farm are available from ...
Tobias Ahsbahs   +3 more
doaj   +1 more source

Construction of digital operation and maintenance system for new energy power generation enterprises [PDF]

open access: yesE3S Web of Conferences, 2021
In view of the current increasing new energy installed capacity and the frustration in outputting clean electricity due to limited channel capacity, the new energy intelligence operation system based on big data platform technology, joint power ...
Wenyu Zhang   +7 more
doaj   +1 more source

Optimization Analysis of Permanent-Magnet Direct-Drive Wind Turbine Elbow Shape Nacelle

open access: yes南方能源建设, 2023
[Introduction] In view of the irregular geometric shape, complex load and heavy weight of the nacelle of a permanent magnet direct drive wind turbine, it is necessary to optimize the analysis and design.
Fangshu CHEN, Xuebing YANG, Feng SHI
doaj   +1 more source

Primary Frequency Regulation Requirement of South Africa Grid Code and its DIgSILENT Simulation [PDF]

open access: yesE3S Web of Conferences, 2020
Wind power is a kind of renewable energy with unexpected and unfriendly characteristics, so different countries have their own grid code to restrain wind power generation to an acceptable performance.
Chu Jingchun   +3 more
doaj   +1 more source

Study on Lubrication-Photothermal Synergistic Deicing of CNT Coating on Wind Turbine Blades

open access: yesInternational Journal of Photoenergy, 2022
Aiming at the problem of wind turbine blades' icing, a carbon nanotube composite photothermal coating with both active deicing and passive anti-icing properties was prepared by the spin-coating method.
Jianjun He   +7 more
doaj   +1 more source

Validating wind field models for power system impact studies [PDF]

open access: yes, 2012
To integrate wind power into the electrical power system studies need to be made of its impact. Wind plants are stochastic in nature and this makes them differ from traditional plants. One method to model the stochastic nature of wind plants is to create
D. Infield   +9 more
core   +1 more source

Sensor Screening Methodology for Virtually Sensing Transmission Input Loads of a Wind Turbine Using Machine Learning Techniques and Drivetrain Simulations

open access: yesSensors, 2022
The ongoing trend of building larger wind turbines (WT) to reach greater economies of scale is contributing to the reduction in cost of wind energy, as well as the increase in WT drivetrain input loads into uncharted territories.
Baher Azzam, Ralf Schelenz, Georg Jacobs
doaj   +1 more source

Discussions on the Main Electrical Wiring Scheme for a 400 MW Offshore Substation Station

open access: yes南方能源建设, 2019
[Introduction] Offshore wind farms are characterized by long distance from shore, high costs of repair due to vessels involved and weather, long maintenance cycles and the fact that daily operations and maintenance is highly dependent on weather and sea ...
HE Qingdong, ZHU Ruijun, MEI Chun
doaj   +1 more source

Using conditional kernel density estimation for wind power density forecasting [PDF]

open access: yes, 2012
Of the various renewable energy resources, wind power is widely recognized as one of the most promising. The management of wind farms and electricity systems can benefit greatly from the availability of estimates of the probability distribution of wind ...
Jeon, Jooyoung   +3 more
core   +1 more source

Impact of Multi-Physics HiL Test Benches on Wind Turbine Certification

open access: yesEnergies, 2022
Recently developed nacelle test benches for wind turbines, equipped with multi-physics Hardware-in-the-Loop (HiL) systems, enable advanced testing and even certification of next-generation wind turbines according to IEC61400-21.
Lennard Kaven   +7 more
doaj   +1 more source

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