Results 111 to 120 of about 6,676 (235)

Investigating fundamental properties of wind turbine wake structure using Particle Image Velocimetry

open access: yes, 1996
Low Reynolds number flow visualisation tests are often used for showing the flow pattern changes associated with changes in lift-coefficients at a higher Reynolds number.
Whale, J.
core  

A Review of Methodological Approaches for the Design and Optimization of Wind Farms [PDF]

open access: yes, 2014
This article presents a review of the state of the art of the Wind Farm Design and Optimization (WFDO) problem. The WFDO problem refers to a set of advanced planning actions needed to extremize the performance of wind farms, which may be composed of a ...
Gunner Larsen   +12 more
core   +1 more source

A CFD Simulation‐Based High‐Fidelity Database for Data‐Driven Wake Model Considering Wind Farm Active Yaw Control

open access: yesWind Energy
A thorough understanding of turbine wakes is essential for various aspects of wind energy, including turbine siting, load evaluation, and wind farm control.
Wenhao Xu, Gaohua Li, Feng Guo, Zhen Gao
doaj   +1 more source

Reductions in wind farm main bearing rating lives resulting from wake impingement [PDF]

open access: yesWind Energy Science
This paper studies the impacts of wake impingement on main bearing rating lives predicted during the wind turbine design stage. A computational tool chain was developed to explore and quantify these effects across a wind farm populated by 10 MW wind ...
J. Quick   +9 more
doaj   +1 more source

Simulating wind turbine interactions using the vorticity transport equations

open access: yes, 2009
The aerodynamic interactions that can occur within a wind farm result in the constituent turbines generating a lower power output than would be possible if each of the turbines were operated in isolation.
Fletcher, Timothy M., Brown, R.E.
core  

Small Wind Turbine Starting Behaviour [PDF]

open access: yes, 2012
Small wind turbines that operate in low-wind environments are prone to suffer performance degradation as they often fail to accelerate to a steady, power-producing condition. The behaviour during this process is called “starting behaviour” and it is the
WORASINCHAI, SUPAKIT
core  

A ducted wind turbine simulation model for building simulation

open access: yes, 2004
Power production is shifting away from centralized generation plants to production of heat and power at the point of demand. A technology that may play a part in this shift is the ducted wind turbine (DWT).
Kelly, N.J., Grant, A.D.
core   +1 more source

Shaping array design of marine current energy converters through scaled experimental analysis [PDF]

open access: yes, 2013
Marine current energy converters or tidal turbines represent an emerging renewable energy technology that can provide a predictable supply of electricity.
Myers, L.E.   +3 more
core   +1 more source

Turbulence Investigations for Wind Turbines and Wakes

open access: yes, 2020
This presentation was part of the EERA JP Wind & SETWind WORKSHOP on Multiscale modelling and validation of wind farm wakes (April 2, 2020).
Stoevesandt, Bernhard   +6 more
openaire   +2 more sources

Characterization of Wind Turbine Wakes with Nacelle-Mounted Doppler LiDARs and Model Validation in the Presence of Wind Veer

open access: yesRemote Sensing, 2019
Accurate prediction of wind turbine wakes is important for more efficient design and operation of wind parks. Volumetric wake measurements of nacelle-mounted Doppler lidars are used to characterize the wake of a full-scale wind turbine and to validate an
Peter Brugger   +4 more
doaj   +1 more source

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