Renewable Energy Systems (RES) has completed construction on the McHenry Storage Project, in McHenry, Illinois, USA. The project, owned by EDF Renewable Energy, reached commercial operation on December 20, 2015.
RES served as the engineering, procurement and construction (EPC) contractor for McHenry, a project that includes eleven containers of lithium ion batteries manufactured by BYD. Together the containers form a system of 20MW nameplate and 40MW of flexible capacity. Construction of the system began in June 2015.