Journal ArticleDOI
Optimum design configuration of Savonius rotor through wind tunnel experiments
TLDR
In this article, wind tunnel tests were conducted to assess the aerodynamic performance of single-, two-and three-stage Savonius rotor systems with both semicircular and twisted blades.About:
This article is published in Journal of Wind Engineering and Industrial Aerodynamics.The article was published on 2008-08-01. It has received 337 citations till now. The article focuses on the topics: Rotor (electric) & Savonius wind turbine.read more
Citations
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Journal ArticleDOI
CFD based synergistic analysis of wind turbines for roof mounted integration
TL;DR: In this article, a horizontal configuration of a Savonius wind turbine is proposed to be mounted on the upstream edge of a building, in such a way that its low performance is improved by taking advantage of the flow acceleration generated by the edge of the building.
Journal ArticleDOI
Study of the bucket design effect on the turbulent flow around unconventional Savonius wind rotors
TL;DR: In this paper, numerical investigations were carried out to study the bucket design effect on the turbulent flow around unconventional Savonius wind rotors, and the numerical model is based on the resolution of the Navier-Stokes equations in conjunction with the standard k-e turbulence model.
Journal ArticleDOI
A Novel Parametric Modeling Method and Optimal Design for Savonius Wind Turbines
TL;DR: In this paper, a parametric modeling and optimization method for wind turbines was proposed to obtain the highest power output, in which a quadratic polynomial curve was bent to describe a blade.
Journal ArticleDOI
Review of fluid dynamics aspects of Savonius-rotor-based vertical-axis wind rotors
TL;DR: In this paper, the Savonius wind turbine bears unique features in both aspects of rotor structure and torque production, and a review of the relevant studies can be found in Section 2.1.
Journal ArticleDOI
Evolution and Progress in the Development of Savonius Wind Turbine Rotor Blades Profiles and Shapes
Nur Alom,Ujjwal K. Saha +1 more
TL;DR: The blade profiles and blade shapes of vertical-axis Savonius wind turbine rotors have undergone a series of changes over the past three decades as mentioned in this paper, and there is not a single piece of literature that gives a comprehensive and a systematic review of rotor blade profile and shape.
References
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Journal ArticleDOI
Wind tunnel performance data for two- and three-bucket Savonius rotors
TL;DR: In this article, a Savonius rotor wind turbine was tested in the Vought Corporation Systems Division 4.9- x 6.1m Low Speed Wind Tunnel to determine aerodynamic performance.
Journal ArticleDOI
On the performance analysis of Savonius rotor with twisted blades
Ujjwal K. Saha,M. Jaya Rajkumar +1 more
TL;DR: In this paper, a three-bladed rotor system has been tested in a low speed wind tunnel, and its performance has been compared with conventional semicircular blades (with twist angle of 0°) on the basis of starting characteristics, static torque and rotational speed.
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A double-step Savonius rotor for local production of electricity: a design study
TL;DR: In this article, the authors presented a study, carried out with the help of the French Agency of Innovation (ANVAR), which deals with the conception of a small Savonius rotor (i.e. of low power) for local production of electricity.
Journal ArticleDOI
On the torque mechanism of Savonius rotors
TL;DR: In this article, the aerodynamic performance and flow fields of Savonius rotors at various overlap ratios have been investigated by measuring the pressure distributions on the blades and by visualizing the flow fields in and around the rotors with and without rotation.
Journal ArticleDOI
Wind tunnel tests on a savonius rotor
A.J. Alexander,B.P. Holownia +1 more
TL;DR: In this paper, a wind tunnel test was made on a number of Savonius rotor configurations in wind speeds of 6-9 m/s with variable variables including blade aspect ratio, blade overlap and gap and the effects of adding end extensions, end plates and shielding.
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On the performance analysis of Savonius rotor with twisted blades
Ujjwal K. Saha,M. Jaya Rajkumar +1 more