WIND-DRIVEN ELECTRIC PLANT Russian patent published in 1998 - IPC

FIELD: wind-driven electric plants. SUBSTANCE: plant includes cone-shaped building 9 with generator 4 mounted inside it. Generator 4 is connected with wind motor having vertical axis of rotation. Upper tier of blades 3 of motor is connected with rotor of generator 4 by means of shaft 2. Lower tier of blades is connected with generator stator by means of hollow shaft 7. Blades of upper and lower tiers and consequently stator and rotor of generator are mounted for rotation in opposite sides. Plant is provided with ejector 5 consisting of guide funnels which are connected to inner cavity of building 9 and are directed to blades of lower tier. Blades of lower tier may be located over circle of generator stator in two rows in form of inclined fins. EFFECT: enhanced efficiency. 4 cl, 3 dwg