A pumped hydro energy storage (PHES) project at a former gold mine in Queensland, Australia which would be able to store 250MW of power for up to eight hours has raised significant funding in the past few days.
An energy storage market and tech analyst has told Energy-Storage.News a decision by flow battery maker Redflow to shift focus away from the residential market signals that it is “highly unlikely” the technology can compete with lithium-ion in that space.