Results 31 to 40 of about 469 (180)

Effect of gurney flaps on the performance of a vertical axis wind turbine under icing condition

open access: yesInternational Journal of Renewable Energy Development
To investigate the operational characteristics of a vertical-axis wind turbine equipped with Gurney flap blades in icy conditions, the study employs the pitching and sinking movements of an individual blade to replicate the cyclic oscillations ...
Hexiang Yu, Zhehui Zheng, Pei Yang
doaj   +1 more source

Experimental data of the study on H-rotor with semi-elliptic shaped bladed vertical axis wind turbine

open access: yesData in Brief, 2018
The performance and load test data of the proposed H-rotor with semi-elliptical shaped blade vertical axis wind turbine is carried out at the laboratory using 1 m diameter axial fan. India has a long coastline and low-wind velocity ranging from 3 to 10 m/
T. Micha Premkumar   +4 more
doaj   +1 more source

CFD modelling and prototype testing of a Vertical Axis Wind Turbines in planetary cluster formation

open access: yesEnergy Reports, 2021
This study aims to improve the applicability of Vertical Axis Wind Turbines (VAWTs) by investigating their feasibility in a novel planetary cluster configuration by observing its effect on efficiency and overall power density.
Jack Durkacz   +6 more
doaj   +1 more source

Numerical Study on Aerodynamic Characteristics of H-Darrieus Wind Turbine with Blunt Trailing-edge Airfoil [PDF]

open access: yesJournal of Applied Fluid Mechanics
The present study numerically examines the aerodynamic performance of an H-type vertical axis wind turbine (VAWT) utilizing airfoils with blunt trailing edges (BTE).
Z. Kong, X. Sun
doaj   +1 more source

Preliminary Study of the Vertical Axis Wind Turbine (VAWT) Prototype at Urban Area

open access: yesJURNAL INTEGRASI, 2021
This research complements the shortcomings of PLTB, namely by adding a Monitoring System to the Wind Power Plant at Batam State Polytechnic. By addition of sensors, installations, and a control panel containing instruments for monitoring wind conditions, Savonius turbine rpm, and pico-generator output electrical characteristics.
Rahman Hakim   +7 more
openaire   +2 more sources

Analysis of the Patent of a Protective Cover for Vertical-Axis Wind Turbines (VAWTs): Simulations of Wind Flow [PDF]

open access: yesSustainability, 2020
This paper presents a numerical and experimental analysis of the patent of a device to be used in vertical-axis wind turbines (VAWTs) under extreme wind conditions. The device consists of two hemispheres interconnected by a set of conveniently implemented variable section ducts through which the wind circulates to the blades. Furthermore, the design of
Jose Alberto Moleón Baca   +2 more
openaire   +4 more sources

Verification of Tilt Effect on the Performance and Wake of a Vertical Axis Wind Turbine by Lifting Line Theory Simulation

open access: yesEnergies, 2022
Renewable energy has received a lot of attention. In recent years, offshore wind power has received particular attention among renewable energies. Fixed-type offshore wind turbines are now the most popular.
Hidetaka Senga   +2 more
doaj   +1 more source

Development of Vertical Wind Turbine Blades Using 4D Printing of Composites

open access: yesPolymer Composites, Volume 47, Issue 12, Page 10966-10975, 20 June 2026.
Vertical axis wind turbine: White blade: Commercial. Black blade: Composite. ABSTRACT This paper presents the procedure to make vertical wind turbine blades using the technique of 4D printing of composites (4DPC). The blades are made using carbon/epoxy composite materials with a fiber volume fraction of about 60%.
Emad Fakhimi, Suong Van Hoa
wiley   +1 more source

Production, Properties, and Applications of Surface‐Crusted Lightweight Metals in Wind Turbines

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
The figure describes an application of surface‐crusted lightweight metals (cellular aluminium materials) for blades in small vertical wind turbines. This application has been analyzed with regard to production technology, aerodynamic design, ecological impact, and production energy requirements.
Iva Nova, Karel Frana, Milan Jelínek
wiley   +1 more source

Study on flow around straight-bladed vertical axis wind turbine under low tip speed ratio

open access: yesJournal of Fluid Science and Technology, 2014
The flow field around a vertical axis wind turbine (VAWT) is very complicated because the blades pass in non-uniform flow field by the blade wake during rotation.
Qing'an LI   +5 more
doaj   +1 more source

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