vary considerably depending on the savonius rotor angle. The obtained results also indicate that the developed models are … well suitable to analyze the water flows both in the chamber and around the savonius rotor. …

Savonius rotor; however, there is a lack of detailed descriptions of the flow field for different types of Savonius rotors. The …-type rotor and a Bach-type rotor, and develop a simulation method for predicting their aerodynamic performance. The simulations … types of rotors was carried out, and numerical simulation results were compared with experimental data. The Bach-type rotor …

particular, H-rotor type vertical axis wind turbines (VAWTs) are considered as one of the most attractive solutions due to … Iran. The aim of this work is to design and optimize the site specific H-rotor type VAWT using the blade element momentum … 1.5kW H-rotor VAWT with NACA4415 airfoil sections. The economical feasibility of the designed VAWT is finally integrated …

Savonius rotor appears to be particularly promising for such conditions, but suffers from a low efficiency. Till now, a number … of experimentations have been carried out in the area of Savonius rotor to increase its efficiency. These large … rotor can be enhanced significantly. …

effect of the interaction of the upstream wind rotor with/without the upstream right and/or upstream left wind rotor. A …

 kW off-grid wind turbine was offline at a rotor speed of 260 rpm, but the second blade design (different airfoil …) appeared to never flutter at any rotor speed when offline. For the 10 kW wind turbine, the sound emission of the second blade …

order to increase this performance, a helical Savonius rotor with a twist of 180° is proposed. In this paper, we are … modified Savonius rotor with aspect ratio of 1.57 at a Reynolds numbers equal to Re = 79,794, Re = 99,578, Re = 116,064 and Re … characteristics of the helical Savonius rotor. A comparison between the helical one and the conventional one shows that the maximum …