Results 31 to 40 of about 6,815,005 (225)

Performance of superconducting generators with different topologies under fault conditions

open access: yesThe Journal of Engineering, 2019
This paper compares the short-circuit performance of superconducting (SC) generators with three different topologies, i.e. iron-cored stator and rotor, iron-cored stator and air-cored rotor, and air-cored stator and rotor.
Yang Guan   +6 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

Energy management and optimization of vehicle-to-grid systems for wind power integration

open access: yesCSEE Journal of Power and Energy Systems, 2020
An approach to smoothing the fluctuations of large-scale wind power is investigated using vehicle-to-grid (V2G) systems. First, an energy management and optimization system is designed and modeled.
Wen Wang, Liu Liu, Ji-zhen Liu, Zhe Chen
semanticscholar   +1 more source

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

Grid Converters for Photovoltaic and Wind Power Systems

open access: yes, 2011
About the Authors. Preface. Acknowledgements. 1 Introduction. 1.1 Wind Power Development. 1.2 Photovoltaic Power Development. 1.3 The Grid Converter The Key Element in Grid Integration of WT and PV Systems. 2 Photovoltaic Inverter Structures.
R. Teodorescu   +2 more
semanticscholar   +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

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

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

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

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