WIND-DRIVEN POWER PLANT WITH HYDRAULIC DRIVE Russian patent published in 2013 - IPC F03D9/00 

FIELD: power engineering.

SUBSTANCE: wind-driven power plant with a hydraulic drive comprises a wind turbine, a hydraulic pump installed on its shaft, and a hydraulic motor connected with a shaft of a power generator. The hydraulic motor is equipped with a flow limiter. Between the hydraulic pump and the hydraulic motor there is a hydraulic cylinder with hydraulic and pneumatic cavities separated with a piston. The piston is connected with a stop valve on a discharge pipeline of the hydraulic cylinder and is equipped with a weight and/or the pneumatic cavity of the hydraulic cylinder is connected to the pneumatic system. The hydraulic drive is equipped with a hydraulic and pneumatic damper.

EFFECT: invention makes it possible to increase reliability of operation of a wind-driven power plant and to improve quality of generated energy.

2 cl, 2 dwg