Energy Company Uses Decommissioned Audi Electric Car Batteries to Store Energy in Germany
RWE Generation is repurposing decommissioned li-ion batteries from electric vehicles manufactured by Audi into second-life stationary energy storage systems. The energy company has deployed its system, which has a 4.5 MWh capacity, at its pumped hydro energy storage plant, which is located in northwest Germany’s region of North-Rhine Westphalia. The used batteries are removed from development models of the e-tron electric vehicles, which have a 252-mile maximum range and are mainly used for transport. RWE Generation CEO Roger Miesen stated that the company had partnered with the car company to test different ways to employ used high-voltage batteries from electric…