On the progress of restoration work at the Sayano-Shushenskaya HPP as of 12.00 hours on 2 September, 2009
Repair and restoration work at the Sayano-Shushenskaya HPP is proceeding according to plan.
At this time 1750 people and 48 pieces of equipment are currently involved, round the clock, in restoration work.
The inflow of water to the dam of the HPP is
At the Mainskaya HPP, hydro-units 1, 2 and 3, with an aggregate capacity of 198 MW, are in operation, the headrace level being
Clearing of debris is continuing at the 310.00÷327.00 levels of the Sayano-Shushenskaya HPP, works are going on to repair the remaining roof of the turbine room and install metal structures. An agreement has been concluded with the company Stalkonstruktsia (
The rotor of hydro-generator 9 is being disassembled, as is hydro-generator 7, while work is going on to identify defects in equipment and restore the support column of the turbine room in the vicinity of hydro-generator 2.
Direct current cable No. 2 is under inspection in the turbine room and the 0.4 KW Н17 own needs board has been connected. Connections have been prepared for the 6-KW outdoor switchgear (RT-21 and RT-23) to feed the 6 KW busbars. Two 35/6 KW substations with a capacity of 10 MW and 3.125 MW have been installed and connected up for supplying the HPP’s own power supply needs.
Water has been brought up to hydro-generator 8 at the 320.00 mark for the fire-extinguishing system for the turbine room.
Shares / ADR