Updated 29 September 2023: Following publication of this story, ESS Inc responded to a couple of Energy-Storage.news’ enquiries.

Dominion Energy will pilot deployment of two novel non-lithium technologies designed for long-duration energy storage (LDES) applications.

RayGen, a startup with a novel high-temperature thermal energy storage tech, has marked opening of a 50MWh plant in Victoria, Australia.

Enervenue’s new metal-hydrogen ‘vessel’ has “even more advantages over lithium-ion for stationary storage applications”, its CRO has claimed.

Europe-based organic flow battery company CMBlu has won its second US project, a 5MW, 10-hour duration pilot system with Arizona utility Salt River Project (SRP).

Zinc battery storage company Eos Energy Enterprises has received positive news from the US Department of Energy (DOE) regarding a US$398.6 million loan.

Sumitomo Electric will supply an 8-hour duration vanadium redox flow battery (VRFB) to a recently-established municipal power company in Niigata, Japan.

Closed-loop pumped hydro energy storage (PHES) has fewer emissions associated with its development, construction and use than other leading options for large-scale energy storage.

Iron-air battery firm Form Energy has received a US$12 million grant from the state of New York for a 1GWh long-duration energy storage project, whilst Ecolectro Inc, PolyJoule Inc and Urban Electric Power received smaller amounts.