| 摘要 |
A vertical axis wind turbine having a vertical rotating axle and a plurality of blades each attached to an upper portion to the rotating axle and at the bottom portion to a convex base dome attached to and rotable with the vertical axle. Each blade wraps around the vertical axle and has a radial width that increases from its upper portion to its lower portion while supporting an open brow section forming a cup-like space and a wedge -like stiffener section. |
