Development and Application of Large-scale Bulb Turbine Unit ——Disscussing the Feasibility of Using the Bulb Turbine Unit for Etan Hydropower Station

The course of development bulb turbine unit has been simply discussed in this paper. The difficulties of manufacturing bulb turbine unit with the maximum head of 31.4 m and single_unit capacity of 75 MW and runner diameter of 6.8m for Etan hydropower station, and the feasibility of using bulb turbine unit have been analysed too.