0011-4561 Experimental studies of a two-coherent cross-section blade of wind rotor with vertical axis - motion and a propelling moment of wind turbine Experimental studies of a two-coherent cross-section blade of wind rotor with vertical axis - motion and a propelling moment of wind turbine Ryś Jan author Augustyn Marcin author Instytut Konstrukcji Maszyn, Wydział Mechaniczny, Politechnika Krakowska Correspondence to: Jan Ryś Correspondence to: Marcin Augustyn 02 03 2012 Mechanika Zeszyt 6-M (11) 2012 2012 93 113 Copyright © 2012 2012 <p> This paper presents experimental studies in a wind tunnel of a two – coherent cross – section blade of wind rotor with vertical axis, mechanism of locating the direction of the wind and planetary rotation of blades. A structure of the blade and results of measurements of aerodynamic forces and aerodynamic torque were shown. Based on received results under some assumptions the propelling moment and unit power were obtained. The results are presented in figures.</p>