Wärtsilä has started construction of a 50 MW / 100 MWh battery energy storage system in central-eastern Belgium. The project is being delivered for Gramme Storage 1 and aims to strengthen grid stability and support Belgium’s energy transition. The site is expected to be completed by Q2 2027. Wärtsilä booked the order in Q2 2025. […] The post Wärtsilä builds 50 MW battery storage project in Belgium appeared first on Container News .