Some 2,000 residential battery systems in Belgium have been aggregated into a virtual power plant (VPP) and are providing balancing services to transmission system operator Elia.
Energy storage could garner a market share of one-third by 2025 for the new, pan-European automatic frequency restoration reserve (aFRR) market, which is set to launch in the middle of this year with France and Germany mutualising capacity first.
The EStor-Lux battery site in south Belgium fully launched commercial activity in December and has successfully participated in grid frequency auctions.