Energy transition live: In Frisia there is a unique battery-storage system for renewable energies

1144 castle church – 1671 orphanage – 1848 windmill – 2018 hybrid mass storage: Most of the sites in Varel, a city in Lower Saxony, were built some centuries ago. But this year another one joined them: An intelligent battery mass storage that stabilizes the utility grid and intermediately stores excess energy from renewable energy sources until it is needed. And everyone benefits from this.