Results 1 to 10 of about 1,320,162 (304)

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

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

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

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

Experimental Research on Scour Protection Range and Protection Effect of Large Diameter Monopile Foundation

open access: yes南方能源建设, 2023
[Introduction] Under the wave-current combinations during the service period of offshore wind turbine, local scour inevitably occurs around pile foundation, which threatens the overall stability and safety of offshore wind turbine. [Method] In this paper,
Dezong ZHOU   +4 more
doaj   +1 more source

A frequency control strategy of distributed photovoltaic cluster based on EMPC

open access: yesZhejiang dianli, 2023
To enhance the integration of solar power generation into the grid and harness the frequency regulation capabilities of distributed solar photovoltaics, a distributed photovoltaic cluster frequency control strategy based on EMPC (extended model ...
WEI Wanjun, LIU Yi, PEI Kai, FANG Dezhi
doaj   +1 more source

Analysis of Wind-Turbine Main Bearing Loads Due to Constant Yaw Misalignments over a 20 Years Timespan

open access: yesEnergies, 2019
The compact design of modern wind farms means that turbines are located in the wake over a certain amount of time. This leads to reduced power and increased loads on the turbine in the wake. Currently, research has been dedicated to reduce or avoid these
Martin Cardaun   +3 more
doaj   +1 more source

Power Flow Optimizaiton Control in AC / DC Hybrid Distribution Network Based on Power Router

open access: yesJournal of Harbin University of Science and Technology, 2021
In recent years,a large number of distributed new energy power generation devices have been integrated into the grid,resulting in bidirectional power flow in distribution network.
YIN Zhan   +6 more
doaj   +1 more source

Experimental Analysis on Friction Characteristics of MW Wind Turbine Generator Yaw Braking System

open access: yes南方能源建设
[Objective] The wind turbine generator (WTG) yaw braking system has application in low-pressure yaw and high-pressure heavy load, and the friction performance between friction pairs is influenced by various parameters between the components of the yaw ...
Ming LIU   +4 more
doaj   +1 more source

Grid-Connected Adaptive Analysis and Control of the DC Wind Turbine Under the Grid-Side Transient Faults

open access: yesIEEE Access, 2023
The grid-side transient fault ride-through problem seriously affects the stable operation of the grid-connected wind turbine. At present, the grid-connected adaptability analysis of DC wind turbine (DCWT) under the grid-side transient faults is still a ...
Zhanlong Li   +3 more
doaj   +1 more source

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