China spins up giant battery built with US-patented tech
The world''s largest vanadium redox flow battery (VRFB) has been connected to the grid in Dalian, China, where it was built using technology patented in the United States. With a current capacity of 100MW/400MWh and plans to double it, the Dalian VRFB will reportedly be able to meet the daily energy needs of 200,000 people, the …