Why is hydropower a good reserve?
One of Fingrid’s central tasks is electricity balancing, which means maintaining the balance between production and consumption. Fingrid uses fast and slow reserves for balancing, and purchases them from reserve markets. In the future, the importance of flexible resources will be even greater as production and also consumption become more variable. ”Hydropower can be regulated quickly, and that makes it a good reserve resource,” explains Expert Otso-Ville Rinne.