The battery is designed to store surplus renewable energy during periods of high production and supply it back to the grid when demand is high, helping to balance the power grid in eastern Denmark. . Citation (APA): Pedersen, A. Energy storage technologies in a Danish and international perspective. Technical University of Denmark. Copyright and moral rights for the publications made accessible in the public portal are retained by the authors. . Copenhagen Energy's 132 MWh Everspring battery energy storage system (BESS) portfolio will source its technology from Huawei Digital Power. This project is scheduled for grid readiness by spring 2026. This article explores how Danish lithium battery power stations solve grid stability challenges, enable higher renewable adoption, and create new opportunities. . The Danish Energy Agency has concluded the Power-to-X Tender and six projects will win the State Aid. GreenLab is getting ready to host one of Denmark's largest battery energy. .