Wind turbine will be 3m diameter, and variable pitch when finished...this is a video testing the reverse of what it's meant for: i.e. powering the 'generator' with a brushless motor from 24V of batteries. At the end of the clips there are photos showin the construction.
GENERADOR EOLICO TRIPALA DE PASO VARIABLE CONTROLADO POR MOTOR -variable pitch wind turbine VIDEO 4
First Test of 1000W Black Lightning 40 MPH Brushless Geared Hub Motor from Hi-Power Cycles
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