| 摘要 |
The invention provides a wind energy converter comprising a wind actuated rotor assembly rotatably mounted around a horizontal axis on the top of a support tower, the rotor assembly comprising two axially aligned and spaced apart rotors, each rotor comprising a plurality of blades, wherein the blades of one of the rotors have a pitch opposite to the pitch of the blades of the other rotor whereby the rotors rotate in opposite directions.
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