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
Performance evaluation of vent-augmented elliptical-bladed savonius rotors by numerical simulation and wind tunnel experiments
Nur Alom,Ujjwal K. Saha +1 more
TL;DR: In this paper, a vent-augmented elliptical-bladed Savonius rotor with a newly developed blade profile and an augmentation technique have been combined, and the results obtained are compared with those of non-vented and semicircular profiles.
Journal ArticleDOI
Numerical and experimental study of a helical Savonius wind turbine and a comparison with a two-stage Savonius turbine
TL;DR: In this article, the aerodynamic performance of a helical Savonius rotor model with 180° twisted blades is investigated numerically and experimentally using the Finite Volumes Method performed by the solution of the Reynolds Averaged Navier-Stokes (RANS).
Journal ArticleDOI
Review of the Savonius rotor's blade profile and its performance
TL;DR: In this article, the authors summarize the classification of Savonius wind turbines according to the blade profile and present the development of this promising low speed generator, which can not only present the effect of key design parameters on rotor's performance, but also obtain the functional features of different profiles and the comparison among different profiles.
Journal ArticleDOI
Simulations of three-dimensional vertical-axis turbines for communications applications
TL;DR: In this article, a numerical simulation has been performed to assist in evaluating vertical-axis Savonius-style wind turbines and the simulation was fully three-dimensional and unsteady.
Journal ArticleDOI
An inverse method for optimization of geometric parameters of a Savonius-style wind turbine
TL;DR: In this paper, the authors proposed an inverse methodology aided by the DE algorithm to simultaneously estimate and optimize geometric parameters of a semicircular-bladed Savonius Style wind turbine.
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