Turgo turbine generating unit

The impulse type turbines are the best election for high head and small discharge hydraulic power resources. They have compact structure, small size, and high efficiency and need fewer investments. They have divided into Turgo and Pelton type. The impulse type turbines are ranging from 80 to 1000m in water head, 200kW to 20MW in capacity and 0.55 to 2.3 in runner diameter. Theirs shaft arrangements are either vertical or horizontal and they may have single nozzle, twin or multi-nozzles.