Vertical Axis Wind Turbines VAWT. These have been around for a while but no one design or company has really taken off. The most efficient ones are generally shaped like a helix so that it spins no matter what direction the wind is blowing. One significant problem with the standard large windmill design is they [...]
Filed under: Energy, Wind Power | Tagged: alternative energy, Efficiency, Wind Farms, Wind Power | 8 Comments »


