Optimum Design of a Savonius VAWT for Implementation in Urban Places having Low to Medium Wind Velocities Animesh Dutta, Harshvardhan Singh, Gaurav Kumar Rai and Anirban Bose EPJ Web Conf., 325 (2025) 01020 Published online: 05 May 2025 DOI: 10.1051/epjconf/202532501020