US Department of Energy (US DoE) grant LCE announced to be one of four companies granted research and development (R&D) projects by the US DoE. LCE will receive US $4.9 million of the US$17.9 grant. Other flow battery news: ENEL Green Power Espana moving ahead with ESS Inc to install a 8.5 MWh iron flow battery in a Spain solar farm, seemingly in competition with the recently announced ENEL contract with LCE for its first VRFB installation in Spain. ?Vanadium vs Iron flow batteries? for long storage, cost, safety, reliability, efficiency?