Journal ArticleDOI
Experimental and numerical study of turbulence effect on aerodynamic performance of a small-scale vertical axis wind turbine
TLDR
In this article, an experimental method is presented for a deeper understanding of unsteady rotor aerodynamics under turbulent flow operating conditions, and a systematic analysis of torque and power coefficients, including their variations at uniform flow, is also presented to predict the power performance.About:
This article is published in Journal of Wind Engineering and Industrial Aerodynamics.The article was published on 2016-10-01. It has received 71 citations till now. The article focuses on the topics: Vertical axis wind turbine & Automotive aerodynamics.read more
Citations
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Wind turbine design with emphasis on Darrieus concept Ion Paraschivoiu
TL;DR: In this article, the aerodynamic design and performance of VAWTs based on the Darrieus concept is discussed, as well as future trends in design and the inherent socioeconomic and environmental friendly aspects of wind energy as an alternate source of energy.
Journal ArticleDOI
Effect of pitch angle on power performance and aerodynamics of a vertical axis wind turbine
TL;DR: In this article, the authors investigated the variations in loads and moments on the turbine as well as the experienced angle of attack, shed vorticity and boundary layer events (leading edge and trailing edge separation, laminar-to-turbulent transition) as a function of pitch angle.
Journal ArticleDOI
A critical review of vertical axis wind turbines for urban applications
TL;DR: In this paper, the authors highlight some of the major developments of VAWTs, with a focus on the integration with urban infrastructure, and draw several recommendations based on the state-of-the-art information on the subject for future studies and acceptance of wind turbines in the urban areas.
Journal ArticleDOI
Urban wind energy: Some views on potential and challenges
Ted Stathopoulos,Hatem Alrawashdeh,Ayman Al-Quraan,Bert Blocken,Bert Blocken,Aierken Dilimulati,Marius Paraschivoiu,Pragasen Pilay +7 more
TL;DR: In this paper, the authors provide some views on the progress made recently in the areas of wind resource assessment in the urban habitat; the utilization of suitable wind turbines for enhancing the exploitation of these resources; and the significant role of knowledge of building and urban aerodynamics for an optimal arrangement of interfacing augmented wind with its extraction mechanisms.
Journal ArticleDOI
Darrieus wind turbine blade unsteady aerodynamics:a three-dimensional Navier-Stokes CFD assessment
Francesco Balduzzi,Jernej Drofelnik,Alessandro Bianchini,Giovanni Ferrara,Lorenzo Ferrari,Michele Sergio Campobasso +5 more
TL;DR: In this paper, a Navier-Stokes CFD code featuring a very high parallel efficiency was used to thoroughly investigate the three-dimensional unsteady aerodynamics of a Darrieus rotor blade.
References
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Journal ArticleDOI
Modern estimation of the parameters of the Weibull wind speed distribution for wind energy analysis
J.V. Seguro,T.W. Lambert +1 more
TL;DR: In this article, three methods for calculating the parameters of the Weibull wind speed distribution for wind energy analysis are presented: the maximum likelihood method, the proposed modified maximum likelihood (MML) method, and the commonly used graphical method.
Journal ArticleDOI
Wind tunnel and numerical study of a small vertical axis wind turbine
TL;DR: In this article, a combined experimental and computational study into the aerodynamics and performance of a small scale vertical axis wind turbine (VAWT) was presented, where wind tunnel tests were carried out to ascertain overall performance of the turbine and two-and three-dimensional unsteady computational fluid dynamics (CFD) models were generated to help understand the aerodynamic of this performance.
Wind turbine design with emphasis on Darrieus concept Ion Paraschivoiu
TL;DR: In this article, the aerodynamic design and performance of VAWTs based on the Darrieus concept is discussed, as well as future trends in design and the inherent socioeconomic and environmental friendly aspects of wind energy as an alternate source of energy.
Journal ArticleDOI
Aerodynamic models for Darrieus-type straight-bladed vertical axis wind turbines
TL;DR: In this article, the main aerodynamic models that have been used for performance prediction and design of straight-bladed Darrieus-type VAWTs are presented. But, the authors did not discuss the performance of these models.
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Wind turbine design with emphasis on darrieus concept
TL;DR: In this article, the aerodynamic design and performance of VAWTs based on the Darrieus concept is discussed, as well as future trends in design and the inherent socioeconomic and environmental friendly aspects of wind energy as an alternate source of energy.