Results 11 to 20 of about 1,187,961 (293)

Aero-elastic wind turbine design with active flaps for AEP maximization [PDF]

open access: yesWind Energy Science, 2018
In optimal wind turbine design, there is a compromise between maximizing the energy producing forces and minimizing the absolute peak loads carried by the structures.
M. K. McWilliam   +3 more
doaj   +1 more source

Wind Tunnel Tests of Wake Characteristics for a Scaled Wind Turbine Model Based on Dynamic Similarity

open access: yesEnergies, 2022
This wind tunnel study was conducted to investigate the similarity laws involved in the reasonable simulation of the wake characteristics of a full-scale wind turbine.
Wei Yang   +8 more
doaj   +1 more source

Wind Tunnel Investigation of Twisted Wind Effect on a Typical Super-Tall Building

open access: yesBuildings, 2022
This paper investigates the twisted wind effect on a typical super-tall building (500-m-tall square prism) by conducting pressure model wind tunnel tests.
Bowen Yan   +6 more
doaj   +1 more source

Offshore wind resource assessment off the coast of Daejeong, Jeju Island using 30-year wind estimates

open access: yesScientific Reports, 2022
Long-term offshore wind resource assessment was performed for the offshore site off the Daejeong coast on Jeju Island of South Korea. A jacket type offshore met mast was installed at the site to measure wind and meteorological conditions for 1 year from ...
Byeongtaek Kim   +3 more
doaj   +1 more source

Wind energy

open access: yes, 2020
A wind farm is a collection of wind turbines, sufficiently spaced to avoid wind interference between turbines. Onshore and offshore are the two basic types of wind farms. The cost of building an offshore farm is greater because of the need for turbines that withstand high wind and corrosive conditions of the sea, plus the expense of installing ...
Georgios Nikitas   +2 more
  +4 more sources

How does turbulence change approaching a rotor? [PDF]

open access: yesWind Energy Science, 2018
For load calculations on wind turbines it is usually assumed that the turbulence approaching the rotor does not change its statistics as it goes through the induction zone.
J. Mann   +3 more
doaj   +1 more source

On wake modeling, wind-farm gradients, and AEP predictions at the Anholt wind farm [PDF]

open access: yesWind Energy Science, 2018
We investigate wake effects at the Anholt offshore wind farm in Denmark, which is a farm experiencing strong horizontal wind-speed gradients because of its size and proximity to land.
A. Peña   +3 more
doaj   +1 more source

Investigation on the impact of design wind speed and control strategy on the performance of fixed-pitch variable-speed wind turbines [PDF]

open access: yes, 2017
Wind turbine blade design optimization remains one of the fundamental research areas for modern wind turbine technology. The general design process for fixed-pitch variablespeed wind turbine blades assumes the rated wind speed as the design wind speed ...
Liu, Xiongwei   +2 more
core   +1 more source

The fence experiment – full-scale lidar-based shelter observations [PDF]

open access: yesWind Energy Science, 2016
We present shelter measurements of a fence from a field experiment in Denmark. The measurements were performed with three lidars scanning on a vertical plane downwind of the fence.
A. Peña   +3 more
doaj   +1 more source

Nacelle power curve measurement with spinner anemometer and uncertainty evaluation [PDF]

open access: yesWind Energy Science, 2017
The objective of this investigation was to verify the feasibility of using the spinner anemometer calibration and nacelle transfer function determined on one reference wind turbine, in order to assess the power performance of a second identical ...
G. Demurtas   +2 more
doaj   +1 more source

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