Flow battery company Invinity Energy Systems has sold 43MWh of battery systems to utility Dairyland Power Cooperative for deployment across long duration energy storage (LDES) projects in the US Midwest.

Energy Dome is advancing a 10-hour CO2 Battery project in Arizona, with SRP and Google, while Invinity announces the sale of North America’s largest VRFB, in California.

A 2.1GWh, data centre-paired vanadium redox flow battery (VRFB) project in Switzerland will be among the first of its scale that represents a specific use case for the technology, the president of design partner Invinity Energy Systems told Energy-Storage.news.

Invinity Energy Systems has been enlisted to design and deliver the world’s largest flow battery, for a data centre project in Switzerland currently under construction by Flexbase.

We look at the potential of flow batteries for LDES and compare the leading providers’ offerings and trajectories.

In this edition of the Energy-Storage.news US news roundup, EticaAG partners with Shell on battery immersion tech, Pacific Northwest National Laboratory begins utility-scale battery testing, and ON.Energy announces a transformer supply agreement.

Solar Media analyst Charlotte Gisbourne assesses the outlook for the major listed non-lithium battery energy storage technology companies.

Just over 70% of the successful projects in the first window of the UK’s long-duration energy storage (LDES) scheme are using lithium-ion BESS technology.

ESN Premium grills Matt Harper of Invinity Energy Systems on the flow battery company’s new partnership with China’s UESNT.

Invinity Energy Systems believes partnering with a Chinese materials and manufacturing company will enable significant cost reduction of its vanadium redox flow battery (VRFB) technology.