Vattenfall and BMW Group conclude supply contract for batteries
BMW i3-batteries for storage projects in Vattenfall wind farms Vattenfall and the BMW Group have signed a contract for the delivery of up to 1,000 lithium-ion batteries this year. The batteries with a capacity of 33 kilowatt hours (kWh) each are equipped with a BMW-owned battery management system and are also used by the car manufacturer in the BMW i3Vattenfall will purchase the new batteries from the BMW plant in Dingolfing and use them in all storage projects. "Energy storage and grid stability are the major topics of the new energy world", says Gunnar Groebler, Senior Vice President