Utility San Diego Gas and Electric (SDG&E) and Sumitomo Electric (SEI) have launched a 2MW/8MWh pilot vanadium redox flow battery storage project in California to study how the technology can reliably integrate renewable energy and improve flexibility in grid management.

Doosan Fuel Cell America will supply 30.8MW of hydrogen fuel cells to Busan, South Korea, in a deal also involving Samsung Construction and Trading (Samsung C&T) and Korea Hydro and Nuclear Power.