The city's unique challenges - limited land area combined with growing EV adoption (projected 45% market penetration by 2027) - make traditional grid upgrades impractical. Enter large-scale energy storage cabinets: compact, AI-managed power reservoirs that could reshape urban. . Solar panels spanning 4,500 m2 have been installed on the roof of the company's tram servicing facilities. The installation, a partnership between Luxtram, Enovos and Voltranovos, is producing energy at a rate of 481,770 kWh per year - enough to supply an estimated 122 households. [pdf] Summary:. . As Luxembourg City accelerates its transition toward sustainable energy, liquid cooling energy storage systems are emerging as a game-changer. Of these, seven were selected to receive direct funding from a EUR1.