Major utility Steag and Nidec ASI, formerly known as Ansaldo Sistemi Industriali, have inaugurated a 90MW energy storage system in Germany, in what is the largest installation of its kind.

The merger between Tesla and SolarCity has been approved by shareholders.

Energy storage designer and manufacturer SimpliPhi Power Energy has completed installing a ‘plug and play microgrid’ for an off-grid solar-plus-storage project with Pure Power in California.

A ‘call for evidence’ from the UK government on how to reform the energy sector, calling for information and commentary by industry and other stakeholders, has been welcomed by the country’s Electricity Storage Network trade association.

Former First Solar CEO Jim Hughes has joined aqueous battery storage system maker Eos Energy Storage as chairman of its board of directors.

Manufacturing equipment supplier Manz AG said 25% of its revenues for the first nine months of this year came from its energy storage segment, despite the ill effects of a large order being stopped.

SolarCity and Green Charge have announced two commercial scale energy storage systems in California, one completed and the other yet to be built, which will each save the host over US$100,000 a year in energy costs.

Duke Energy has proposed installing a microgrid — powered by renewable energy — to power a communications tower in Great Smoky Mountains National Park, which straddles the borders of Tennessee and North Carolina.

Power conversion specialist Ideal Power has received an order for 0.5MW of its 30kW power conversion systems (PCS) for commercial energy storage projects in Germany, from an unnamed customer or customers.

A New Zealand network operator will install a grid-scale battery from S&C Electric as part of a pilot programme.