Investment bank Citigroup is predicting a 240GW global battery storage market worth US$400 billion by 2030 as increased deployment creates a “virtuous circle” of falling costs.

A community-owned utility company in California is preparing to install a large-scale battery system that could enable the addition of around 50MW of solar generation capacity to the local grid.

The German solar industry association, BSW Solar, has created an extensive report on safety for lithium-ion battery-based energy storage systems for home use, and plans to publish an English language version next week.

Putting value on energy storage in the UK capacity markets could help pay for deploying the technology more widely, according to the country’s secretary of state for energy and climate change.

Imergy Power Systems, the California-based energy storage specialist, has received an order for four of its ESP5 vanadium flow batteries from Hawaiian renewables firm, Energy Research Systems.

Toshiba is trialling a PV hybrid storage system in Japan for use in emergency situations.

The solar industry should be wary of thinking that there will be a support mechanism-fuelled “gold rush” on energy storage in the UK, according to the director of the Electricity Storage Network (ESN).

Axion Power International, a maker of lead carbon battery systems, has been selected to supply energy storage and frequency regulation to a 9.1MW solar farm in Pennsylvania, the company has announced.

A ‘double zero energy’ home with energy storage and solar PV systems has been launched in the US, as a result of the partnership between solar manufacturer and developer SunPower and homebuilder KB Home.

German mechanical engineering company Manz has supplied a lithium-ion battery production line to a research centre for the commercial production of the batteries, initially for the e-mobility sector, at the Center for Solar Energy and Hydrogen Research Baden-Wuerttemberg (ZSW) in Ulm.