Enel teams up with Brenmiller to test rock-based energy storage

MILAN, Nov 4 (Reuters) – Italy’s biggest utility Enel (ENEI.MI) and Israel’s Brenmiller Energy (BNRG.TA) have teamed up to build a rock-based storage system in Tuscany as they test new technologies to increase flexibility in the use of renewable energy.The two groups inaugurated on Friday a thermal energy storage (TES) project integrated with Enel’s power plant near the Tuscan town of Arezzo.The technology allows excess energy produced from renewable sources to be stored in the form of heat and makes the power plant more flexible, the two groups said in a joint statement.”This solution makes renewables more reliable, flexible and resilient and can be used to decarbonise sectors that need heat at high temperatures,” said Enel’s Head of Innovation Ernesto Ciorra, adding the system was based on the use of common stones and not rare materials, making it sustainable.The TES technology…

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