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is with the S.C. Rolix Series Impex SRL, Basarabiei Blvd, nr. 256, District 3, Bucharest, Romania. Published under license by IOP Publishing Ltd. IOP Conference Series: Materials Science and Engineering, Volume 1182, ModTech International Conference: Modern Technologies in Industrial Engineering IX (ModTech 2021) 23rd-26th June 2021, Eforie Nord, Romania. This is an open access article (https://iopscience.iop.org/article/10.1088/1757-899X/1182/1/012009) under the terms of the Creative Commons Attribution 3.0 license (https://creativecommons.org/licenses/by/3.0). It has been edited to conform to the style of Wind Systems magazine.