A large-scale pumped hydro energy storage project in Washington State has passed a key stage of approvals, while another in South Dakota has been dropped.

Senators in Maine are considering legislation to accelerate energy storage development, including a focus on who is allowed to own resources placed on transmission and distribution grids.

Samantha McGahan of Australian Vanadium on the electrolyte, which is the single most important material for making vanadium flow batteries.

A tender will open in a few days’ time under NSW’s electricity system roadmap through which 550MW of long-duration storage could be procured.

At look at the fortunes, prospects and claims made by three energy storage technology firms that joined the SPAC-driven public listing wave.

Inflation Reduction Act has created buzz but not yet business deals for flow battery maker ESS Inc, according to CEO Eric Dresselhuys.

Enervenue has completed UL9540A tests for its nickel-hydrogen cells, units and systems and obtained UL1973 certification.

Geothermal-based energy storage company EarthBridge Energy has secured land rights to deploy its technology in Texas.

Utility Xcel Energy has received a US$20 million grant commitment from VC firm Breakthrough Energy for projects using Form Energy’s iron-air battery, while a sodium ion battery firm has secured bridge financing.

A ‘first of its kind’ microgrid will be installed at a California substation, where it will use a combination of lithium-ion batteries and green hydrogen to provide 48 hours of back up.