Energy storage executives from global assurance and risk management provider DNV analyse the UK government’s proposal to kickstart investment into long-duration energy storage (LDES).
Zinc-bromine flow battery technology company Redflow has received a grant award and notice-to-proceed (NTP) for two projects in California, US, totalling 21.6MWh.
A vanadium redox flow battery (VRFB) with a 24-hour discharge duration will be built and tested in a project launched by Pacific Northwest National Laboratory (PNNL) and VRFB technology provider Invinity Energy Systems.
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).
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.
Lithium-ion will struggle to compete at long durations and its price declines cannot continue forever, said Alan Greenshields, Director EMEA for iron electrolyte flow battery supplier ESS Inc, in a rebuttal to an earlier Energy-storage.news article on the topic.
