A pilot study is underway to investigate reinstating the Juktan power station on the Storjuktan lake adjacent to the Umeälven river in Västerbotten, to a pumped storage plant with a potential of up to 380 MW. The decision to invest is planned for 2027 and commercial operation would. Swedish vanadium liquid flow energy stor nadium electrolyte across an ion exchange membrane. Vanadium electrolyte used in this battery is non-fla mable and the battery operates at room,long-lasting energy. Sweden's largest energy storage investment,totaling 211 MW,goes live,combining 14 sites. 14 large-scale battery storage systems (BESS) have come online in Sweden to deploy 211 MW /211 MWh into the region.