DLR inaugurated the TESIS thermal storage facility

DLR inaugurated the TESIS thermal storage facility
On 15 September 2017, DLR inaugurated the TESIS thermal storage facility at its Cologne site. From left to right: Prof. Karsten Lemmer, DLR Executive Board Member for Energy and Transportation; Ursula Borak, head of the sub-division 'Fundamental Questions of Energy Policy' at the German Federal Ministry for Economic Affairs and Energy (BMWi); Dr. Antje Seitz, DLR Institute of Engineering Thermodynamics; Prof. André Thess, director of the DLR Institute of Engineering Thermodynamics.