Work method when building hydroelectric power station with generator in bulb in water current

摘要

Work method when building hydroelectric power station with a generator (5) in a housing (3), a so-called bulb, that is positioned in the water current of a canal or tunnel (2) in a power station dam (1). The bulb (3) is made as a floatable unit. The machine equipment (4, 5) is installed inside. The bulb (3) with machine equipment (4, 5) is launched, towed in position in the power station and then connected to a shaft (7) in the power station dam (1) through which the machine room in the bulb (3) can be accessed.