Makers of flow batteries have redoubled their efforts to make the technology the leading choice for utility-scale storage applications, with one installing the largest such system to date in Europe and North America just a few days ago.

So-called ‘second life’ batteries taken from Nissan’s Leaf electric vehicle (EV) will be deployed in commercial-scale energy storage systems in regions including the US, following a deal involving Green Charge Networks.

Energy storage developer Imergy Power Systems has announced the installation of a 30kW, 120kWh ESP30 vanadium flow battery to be tested with PV systems at the SunEdison and Global Academy of Technology (GAT) solar research and testing centre in Bangalore, India.

John Grimes of Australia’s Energy Storage Council reports back from a recent visit to China, where he took a look at the processes and state of play of some of the country’s battery manufacturers.

Making safe lithium-ion based home energy storage systems is not really a challenging prospect, but standards need to be adopted across the whole industry, German research and education institution Karlsruhe Institute of Technology (KIT) has said.

A new solar-plus-storage division is to be launched by DNV GL, the expert advisory group and certification body announced at Intersolar Europe on Wednesday.

The International Renewable Energy Agency has published a technology roadmap aimed at accelerating the deployment of electrical storage for renewable energy.

British energy storage company OXIS has claimed that the advent of economically viable solar PV and energy storage technology represents a paradigm shift in developing countries.

Energy storage system installer Advanced Microgrid Solutions (AMS) has chosen Tesla to provide up to 500MWh of batteries for its utility-scale energy storage projects.

Last week the US Energy Storage Association (ESA) hosted its annual conference and exhibition in Dallas, Texas. Andy Colthorpe spoke to Jim McDowall of battery and energy storage system provider Saft, which won the show’s Outstanding Acheivement Award.