As heatwaves scorched Europe this summer, workers at a US battery company noticed an uptick in demand. San Diego-based Unigrid sells a nine kilowatt hour battery for people’s homes. Sweltering European homeowners were reportedly looking for ways of storing power when it was available from the grid at lower rates. They could then run air conditioners more cheaply, off the battery, during the worst heat of the day.
Source: www.bbc.co.uk
