i need a model of Archimedes spiral wind turbine 0.5 KW class. The three blades were connected to each other with 120°and each blade has a symmetric arrangement around the shaft and its shape was similar to a triangular pyramid.
i need blade angle of archimedes spiral wind turbine have different value, like alpha 1, alpha 2, and alpha 3 is 60 degree, 45 degree, and 30 degree, same like with photos