Results 31 to 40 of about 294,872 (332)

Variable Speed-Variable Pitch Controllers for Aero-Servo-Elastic Simulations of Wind Turbine Support Structures

open access: yesJournal of Fluid Science and Technology, 2011
Site-specific fatigue evaluation of wind turbine support structures has been required by Japanese domestic rule since the revision of the Building Code in 2007.
Shigeo YOSHDA
doaj   +1 more source

Integrated Optimal Design of a Passive Wind Turbine System: An Experimental Validation [PDF]

open access: yes, 2010
This work presents design and experimentation of a full passive wind turbine system without active electronic part(power and control). The efficiency of such device can be obtained only if the system design parameters are mutually adapted through an ...
Espanet, Christophe   +3 more
core   +4 more sources

Effects of POD control on a DFIG wind turbine structural system [PDF]

open access: yes, 2020
This paper investigates the effects power oscillation damping (POD) controller could have on a wind turbine structural system. Most of the published work in this area has been done using relatively simple aerodynamic and structural models of a wind ...
Baloch, Shurooque   +6 more
core   +1 more source

Experimental Study of Wind Booster Addition for Savonius Vertical Wind Turbine of Two Blades Variations Using Low Wind Speed [PDF]

open access: yesE3S Web of Conferences, 2019
The Wind turbine is a tool used in Wind Energy Conversion System (WECS). The wind turbine produces electricity by converting wind energy into kinetic energy and spinning to produce electricity.
Yohana Eflita   +4 more
doaj   +1 more source

Accurate RANS Simulation of Wind Turbine Stall by Turbulence Coefficient Calibration

open access: yesApplied Sciences, 2018
Stall, a complex phenomenon related to flow separation, is difficult to be predicted accurately. The motivation of the present study is to propose an approach to improve the simulation accuracy of Reynolds Averaged Navier–Stokes equations (RANS ...
Wei Zhong   +3 more
doaj   +1 more source

Multi-annual time series operational data for a Vestas V52 wind turbine located in a coastal peri-urban environment in Ireland

open access: yesData in Brief, 2023
This long-term time series wind turbine operation dataset is from an 850 kW Vestas V52 wind turbine located in a peri-urban location in Ireland. The wind turbine has a hub height of 60 m and a rotor diameter of 52 m.
Raymond Byrne, Paul MacArtain
doaj   +1 more source

Innovative concepts for aerodynamic control of wind turbine rotors [PDF]

open access: yes, 1992
New systems for the aerodynamic control of wind turbine rotors are being studied in various projects funded by the UK Department of Energy. Results from a current project, ongoing at the National Wind Turbine Test Centre (NWTC) in Scotland are presented.
BOWLES, A   +4 more
core   +1 more source

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Comparative Study of Dynamic Stall under Pitch Oscillation and Oscillating Freestream on Wind Turbine Airfoil and Blade

open access: yesApplied Sciences, 2018
This study aims to assess the dynamic stall of the wind turbine blade undergoing pitch oscillation (PO) and oscillating freestream (OF), respectively. Firstly, a thin-airfoil theoretical analysis was performed to differentiate between these two dynamic ...
Chengyong Zhu, Tongguang Wang
doaj   +1 more source

Coupled wind turbine design and layout optimization with nonhomogeneous wind turbines [PDF]

open access: yesWind Energy Science, 2019
In this study, wind farms were optimized to show the benefit of coupling complete turbine design and layout optimization as well as including two different turbine designs in a fixed 1-to-1 ratio in a single wind farm.
A. P. J. Stanley, A. Ning
doaj   +1 more source

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