Teollisuuden Voima Oyj (TVO), a joint venture of Pohjolan Voima, has a nuclear power plant located in Olkiluoto, Eurajoki. The power plant comprises two plant units with a combined electricity capacity of 1,740 MW.
The most extensive annual maintenance to date at Olkiluoto 1
In 2010, the total electricity production by Olkiluoto nuclear power plant was 14.1 TWh. Pohjolan Voima’s share of the production amounted to 8.0 TWh. The average capacity factor of the plant units remained high and was 93.8 per cent. Overall, the production year was a satisfactory one.
The OL1 unit had its largest annual maintenance yet, after which the nominal net electricity production capacity was stepped up by 20 MW. The maintenance outage lasted for 26 days. The capacity factor of the OL1 plant unit was 91.8 per cent, while the capacity factor of the OL2 plant unit was 95.2 per cent.