National Grid has connected the UK’s largest battery energy storage system (BESS) to its transmission network at Tilbury substation in Essex. The 300MW Thurrock Storage project, developed by Statera Energy, is now energised and delivering electricity flexibly to the network across London and the south east.With a total capacity of 600MWh, Thurrock Storage is capable of powering up to 680,000 homes, and can help to balance supply and demand by soaking up surplus clean electricity and discharging ...