FCR-N/FCR-D/aFRR/mFRR/FFR qualifications tests specified by Fingrid (Finish TSO) were carried out by Nidec, and my task was to support during the tests, evaluate the test results and prepare the test protocols for application to SVK.
Yllikkälä Power Reserve 2 has a capacity of 56.4MW and 112.9MWh. The battery energy storage system (BESS) was delivered by the French company Nidec Industrial Services, ad the owner of the plant is Neoen Finland.