FIELD: hydraulic power engineering. SUBSTANCE: this relates to small hydroelectric power stations built on various rivers and water reservoirs. Power station has sluice with walls, inlet and outlet gates, and also hydraulic motor connected with electric generator, and pressure pipeline leading to hydraulic motor, and exhaust pipeline connected with sluice. Hydroelectric power station is provided with at least one hydraulic cylinder with piston having two rods connected with rope-and-pulley system and its flexible link is connected with hollow vessel accommodated in sluice and having inlet and outlet valves. Aforesaid vessel can perform vertical reciprocal motion. Each hydraulic cylinder has inlet pipeline located in sluice. Pressure pipeline is connected with high-pressure receptacle connected with hydraulic motor. Outlet pipeline is connected with sluice by means of receptacle. EFFECT: high efficiency. 2 dwg
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