This system will utilize Energy Vault's EV0™ modular pumped hydro gravity storage technology combined with lithium-ion batteries, managed by VaultOS™ energy management software. The project will be deployed in the 500m deep shafts of the former coal mine, owned by the Sardinia. . Energy Vault Holdings, Inc. and Carbosulcis S.p.A. have announced a plan to create a 100MW Hybrid Gravity Energy Storage System at the largest former coal mining site in Sardinia. Carbosulcis SpA is. . Two firms, Energy Vault, and Carbosulcis, have announced a collaboration to build a 100-megawatt hybrid gravity energy storage project to accelerate the carbon-free technology hub at Italy's largest former coal mining site in Sardinia.
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