Olkiluoto 3 joins the reserve market
As of 1 September, the Olkiluoto 3 (OL3) nuclear power plant unit of Teollisuuden Voima Oyj will become part of the down-regulation market of Fingrid’s frequency restoration reserve. This reserve is used to balance the electricity system in case of temporary over-production of electricity. The Olkiluoto nuclear power plant units have not previously been involved in the regulation market. TVO will submit the bids for participation in the down-regulation market on behalf of its owners.Fingrid uses different reserve capacities to continuously maintain a state of balance between electricity