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Wind energy is a clean and renewable energy resource and has been paid more and more attention by scholars around the world. As a drag-drive n type Vertical Axis Wind Turbine (VAWT), traditional Savonius wind rotor has disadvantage of low wind energy utilization but has a lot of the advantages compare d with Horizontal Axis Wind Turbines (HAWTs) and lift-driven VAWTs. A fish-ridged wind rotor is proposed...
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