More news in brief from around the world in energy storage, featuring vanadium redox flow batteries (VRFBs), bankruptcy for a thermal storage startup and a new integrated lithium tech.

Projects using novel, non-lithium battery technology have been progressed by organic flow battery firm CMBlu, liquid metal battery firm Ambri, and the NAS battery division of NGK Insulators.

A seven-year observation of a vanadium flow battery in California from Sumitomo Electric has been completed, while US lab PNNL has found an alternative, food-based electrolyte which it said boosted capacity and longevity.

Startup ZincFive, maker of a novel nickel-zinc battery for stationary storage applications, has brought its total investment raised since founding seven years ago to more than US$200 million.

Premier of Queensland visited electrolyte factory, and the company building it has ordered a vanadium flow battery from Sumitomo Electric.

Zinc-bromine flow battery manufacturer Redflow’s CEO Tim Harris speaks with Energy-Storage.news about the company’s biggest-ever project.

Iron-saltwater flow battery company ESS Inc looks set to deploy by far its largest project to-date, a 50MW/500MWh system at a renewables hub from German energy firm LEAG, with potential for more.

Australian Vanadium, targeting vertically integrated involvement in the flow battery market, has received the first payment from a government grant to support its manufacturing plans.

Redflow will supply a 20MWh zinc-bromine flow battery energy storage system to a large-scale solar microgrid project in California.

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