The invention relates to a wind turbine with at least one vertical axis rotor with a plurality of blades. The blade has connecting arms (11, 12);(b) In one or more factories, one or more factories or more than one factory or more factories;The blades are arranged to form at least one pair of symmetrical blades (10, 20) relative to the rotation axis. The invention also relates to a power generation system for supplying power to a fixed structure and a ventilation energy recovery system for supplying power to vehicles equipped with such generators.
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