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Grid scale flow battery cleared for a 400 MWh build

ExerginityPublished 2 February 2026Updated 12 August 2026
Industry — Grid scale flow battery cleared for a 400 MWh build

A vanadium flow battery project receives final approval, offering long duration storage with high round trip exergy efficiency.

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Regulators have cleared a 400 MWh vanadium flow battery installation. The project is expected to deliver round trip exergy efficiency near 70 percent, far above typical combustion based storage cycles.

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