An experimental evaluation of the interplay between geometry and scale on cross-flow turbine performance
Cross-flow turbines harness kinetic energy in wind or moving water. Due to their unsteady
fluid dynamics, it can be difficult to predict the interplay between aspects of rotor geometry …
fluid dynamics, it can be difficult to predict the interplay between aspects of rotor geometry …
Towards a standard approach for future Vertical Axis Wind Turbine aerodynamics research and development
Abstract The development of Vertical Axis Wind Turbines (VAWTs) has continued for nearly
half a century without agreement on a valid procedure for the design and testing of turbines …
half a century without agreement on a valid procedure for the design and testing of turbines …
[HTML][HTML] On the accuracy of turbulence models for CFD simulations of vertical axis wind turbines
A comparative analysis of seven commonly-used eddy-viscosity turbulence models for CFD
simulations of VAWTs is presented. The models include one-to four-equations, namely the …
simulations of VAWTs is presented. The models include one-to four-equations, namely the …
[HTML][HTML] CFD simulation of a vertical axis wind turbine operating at a moderate tip speed ratio: Guidelines for minimum domain size and azimuthal increment
Accurate prediction of the performance of a vertical-axis wind turbine (VAWT) using
Computational Fluid Dynamics (CFD) simulation requires a domain size that is large enough …
Computational Fluid Dynamics (CFD) simulation requires a domain size that is large enough …
[HTML][HTML] Towards optimal aerodynamic design of vertical axis wind turbines: Impact of solidity and number of blades
The current study systematically analyzes the impact of solidity (σ) and number of blades (n)
on the aerodynamic performance of 2-, 3-and 4-bladed Darrieus H-type vertical axis wind …
on the aerodynamic performance of 2-, 3-and 4-bladed Darrieus H-type vertical axis wind …
[HTML][HTML] Characterization of aerodynamic performance of vertical axis wind turbines: Impact of operational parameters
Vertical axis wind turbines (VAWTs) have received growing interest for off-shore application
and in the urban environments mainly due to their omni-directional capability, scalability …
and in the urban environments mainly due to their omni-directional capability, scalability …
[HTML][HTML] Towards accurate CFD simulations of vertical axis wind turbines at different tip speed ratios and solidities: Guidelines for azimuthal increment, domain size …
The accuracy of CFD simulations of vertical axis wind turbines (VAWTs) is known to be
significantly associated with the computational parameters, such as azimuthal increment …
significantly associated with the computational parameters, such as azimuthal increment …
[HTML][HTML] Leading-edge serrations for performance improvement on a vertical-axis wind turbine at low tip-speed-ratios
Z Wang, M Zhuang - Applied Energy, 2017 - Elsevier
The performance of vertical-axis wind turbines (VAWTs) are substantially affected by the
phenomenon of dynamic stall which is induced by the variations of angle of attack of rotating …
phenomenon of dynamic stall which is induced by the variations of angle of attack of rotating …
Effectiveness of two-dimensional CFD simulations for Darrieus VAWTs: a combined numerical and experimental assessment
Thanks to the continuous improvement of calculation resources, computational fluid
dynamics (CFD) is expected to provide in the next few years a cost-effective and accurate …
dynamics (CFD) is expected to provide in the next few years a cost-effective and accurate …
Airfoil optimization to improve power performance of a high-solidity vertical axis wind turbine at a moderate tip speed ratio
The relatively low power coefficient restricts the wide application of vertical axis wind
turbines (VAWTs). An effective solution to this problem is to design specific airfoil profiles …
turbines (VAWTs). An effective solution to this problem is to design specific airfoil profiles …