Project: Pumped storage hydropower plant Limberg I, Austria
Year: 2021
Scope of work: Modernization of the two reversible Francis turbines, with generators manufactured by VOITH
The scope of our company in this contract was to assemble the new horizontal generators, a process that included the following major steps: assembling of the two halves of the stator, stacking and winding the generator, assembling the stator and the rotor and assembling the cooling circuit.
Parameters after upgrading | |
No. of units | 2 |
Nominal power [MWA] | 81,5 |
Nominal voltage [kV] | 6,4 |
Frequency [Hz] | 26.7 – 50 |
Nominal speed [rpm] | 450 – 750 |