The facility, known as Chilca-BESS, is made up of 84 cabinets of lithium-ion batteries. Now in commercial operation, it is the largest energy storage system of its kind in Peru, according to the Peruvian ministry of energy and mining. The BESS is located at a thermal power plant Engie operates in Chilca, Peru. (MTerra Solar), has successfully completed the initial grid. Paris, 3 October 2023 – NHOA Energy, NHOA Group's (NHOA. PA, formerly Engie EPS) business unit dedicated to energy storage, is pleased to announce the successful commissioning of a 31MWh battery storage system for ENGIE Energía Perú, supplied on a turn-key basis and located in its ChilcaUno. Summary: Peru's energy sector is undergoing a transformative shift, with independent energy storage projects taking center stage in national renewable integration plans. Transition towards decarbonization will span decades, but now is an.