London-based manufacturerPoduhvat has developed a wind turbine which they claim can produce five times more energy than traditional wind turbines with the same rotor size. The contra-rotating Whetar ...

World Wide Wind, a Norway-based company, is now developing a new type of floating Vertical-Axis Wind Turbine (VAWT), as reported by Interesting Engineering. Engineers believe that the VAWT can make a ...

Counter-rotating wind turbines (CRWTs) represent an innovative paradigm in wind energy conversion, employing a dual rotor mechanism in which two coaxial rotors spin in opposite directions. This ...

Norwegian startup company World Wide Wind (WWW) has unveiled designs for floating vertical axis wind turbines (VAWTs) for offshore wind farms to generate renewable energy. The turbines feature two ...

Wind energy is one of the most promising renewable energy resources in the world today. Dr. Hui Hu and his group at Iowa State University studied the effects of the relative rotation directions of two ...