WIND DRIVEN ENERGY GENERATING DEVICE

摘要

1508752 Boundary layer control BEN GURION UNIVERSITY OF THE NEGEV RESEARCH & DEVELOPMENT AUTHORITY 19 Jan 1977 [29 Jan 1976] 2133/77 Heading F2R [Also in Division F1] A wind turbine having rotor blades 6 surrounded by a venturi-shaped shroud 2 includes passages such as 22, 24, 26 to inject air from the exterior of the shroud into the diffuser region 12 to prevent boundary layer separation.