The Impact of Increasing the Number of Undulations in the Undulatory Shape Distributed Along the Concave Surface of a Savonius Wind Turbine Blade Inspired by the Flower of Life Concept

Open Access

Issue		E3S Web Conf. Volume 699, 2026 11^th International Conference on Energy and City of the Future (EVF’2024)


Article Number		02007
Number of page(s)		16
Section		Energy and Management
DOI		https://doi.org/10.1051/e3sconf/202669902007
Published online		20 March 2026

M. Essahraoui, R. El Bouayadi, and A. Saad, “THE EFFECT OF ROTATION RATES, CYLINDER DIAMETER AND LATERAL BOUNDARIES ON STROUHAL NUMBER IN UNSTEADY REGIMES AT DIFFERENT REYNOLDS NUMBERS,” J Serbian Soc Comput Mech, 16: no. 2, pp. 56–66, Dec. 2022, doi: 10.24874/jsscm.2022.16.02.04. [Google Scholar]
M. Essahraoui, R. El Bouayadi, and A. Saad, “The Effect of Rotation Rate Parameter on Two Circular Cylinders in Steady and Unsteady Regimes at Different Reynolds Numbers,” Civil and Environmental Engineering, 19: no. 1, pp. 391–405, Jun. 2023, doi:10.2478/cee-2023-0035. [Google Scholar]
X. Yan and L. Quan, “Design and analysis of horizontal-axis wind turbine main shaft,” in Future Information Engineering and Manufacturing Science, CRC Press, 2015, pp. 97–100. doi: 10.1201/b18167-21. [Google Scholar]
F. Khammas, K. Hussein Suffer, R. Usubamatov, and M. T. Mustaffa, “Overview of Vertical Axis Wind Turbine (VAWT) is one of the Wind Energy Application,” Applied Mechanics and Materials, 793: pp. 388–392, Sep. 2015, doi: 10.4028/www.scientific.net/AMM.793.388. [Google Scholar]
M. Kamran, “Planning and modeling of wind energy systems,” in Fundamentals of Smart Grid Systems, Elsevier, 2023, pp. 271–298. doi: 10.1016/B978-0-323-99560-3.00003-X. [Google Scholar]
I. Ross and A. Altman, “Wind tunnel blockage corrections: Review and application to Savonius vertical-axis wind turbines,” Journal of Wind Engineering and Industrial Aerodynamics, 99: no. 5, pp. 523–538, May 2011, doi: 10.1016/j.jweia.2011.02.002. [Google Scholar]
C. R. Sonawane, Y. Sasar, M. Shaikh, Y. Kokande, M. Mustafa, and A. Pandey, “Numerical simulation of Savonius rotors used for low wind speed application,” Mater Today Proc, 49: pp. 1610–1616, 2022, doi: 10.1016/j.matpr.2021.07.420. [Google Scholar]
K. A. Adeyeye, N. Ijumba, and J. Colton, “The Effect of the Number of Blades on the Efficiency of A Wind Turbine,” IOP Conf Ser Earth Environ Sci, 801: no. 1, p. 012020, Jun. 2021, doi: 10.1088/1755-1315/801/1/012020. [Google Scholar]
J. V. Akwa, H. A. Vielmo, and A. P. Petry, “A review on the performance of Savonius wind turbines,” Renewable and Sustainable Energy Reviews, 16: no. 5, pp. 3054–3064, Jun. 2012, doi: 10.1016/j.rser.2012.02.056. [Google Scholar]
F. Wenehenubun, A. Saputra, and H. Sutanto, “An Experimental Study on the Performance of Savonius Wind Turbines Related With The Number Of Blades,” Energy Procedia, 68: pp. 297–304, Apr. 2015, doi: 10.1016/j.egypro.2015.03.259. [CrossRef] [Google Scholar]
E. Marouane, E. B. Rachid, E. G. Mohammed, and S. Aouatif, “Undulatory Shape Distributed Along the Concave Surface of Savonius Wind Turbine Blade inspired by The Flower of Life Concept.,” CFD Letters, 17: no. 11, 2025, doi: https://doi.org/10.37934/cfdl.17.11.5070. [Google Scholar]
M. Zemamou, A. Toumi, K. Mrigua, Y. Lahlou, and M. Aggour, “A novel blade design for Savonius wind turbine based on polynomial bezier curves for aerodynamic performance enhancement,” Int J Green Energy, 17: no. 11, pp. 652–665, 2020, doi: 10.1080/15435075.2020.1779077. [Google Scholar]
A. Sanusi, S. Soeparman, S. Wahyudi, and L. Yuliati, “Experimental study of combined blade savonius wind turbine,” International Journal of Renewable Energy Research, 6: no. 2, pp. 615–619, 2016, doi: 10.20508/ijrer.v6i2.3455.g6826. [Google Scholar]
T. Yuwono, G. Sakti, F. Nur Aulia, and A. Chandra Wijaya, “Improving the performance of Savonius wind turbine by installation of a circular cylinder upstream of returning turbine blade,” Alexandria Engineering Journal, 59: no. 6, pp. 4923–4932, Dec. 2020, doi: 10.1016/j.aej.2020.09.009. [Google Scholar]
M. S. U. K. Fernando and V. J. Modi, “A numerical analysis of the unsteady flow past a Savonius wind turbine,” Journal of Wind Engineering and Industrial Aerodynamics, 32: no. 3, pp. 303–327, Oct. 1989, doi: 10.1016/0167-6105(89)90005-6. [Google Scholar]

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.