WIND POWER PLANT Russian patent published in 1995 - IPC

FIELD: wind power engineering. SUBSTANCE: plant has blade part 12 set in a bearing unit and secured to the vertical carrying frame, electric generator 15 mechanically coupled with blade part 12 via force shaft 13, and concentrating-guide member mounted on the foundation. The blade part is provided with converging pipe 11. The members are constructed as a spiral ring provided with slots arranged uniformly. The vertical flat screens-shield abut against the ring in the zone of the slots. The screens-shields are mounted in the plane which is coincident with the tangent to the ring and is kept by way of tension members. EFFECT: enhanced efficiency. 3 cl, 2 dwg