Axion Power International, focusing on “hybrid battery technology” that combines lead acid with the properties of carbon-based supercapacitors, has warned that it is in financial trouble after failed attempts to commercialise its devices.

A containerised flow battery dubbed the ‘largest’ such system in the US has been matched for size by another system dedicated last week in Snohomish, Washington.

China-headquartered BYD has launched the latest iteration of its B-Box battery energy storage systems, including a high voltage model, into the European market.

Compressed air energy storage plants could be rolled out across Canada from energy storage project developer NRStor and advanced adiabatic compressed air energy storage (A-CAES) firm Hydrostor.

Belectric has developed PV plants on every continent of the globe except Antarctica and also delivers energy storage system projects and offers a wide range of energy storage solutions including in-house battery systems, turn-key large-scale battery storage as well as scalable container solutions. Managing director of Belectric Solar and Battery, Frank Amend, spoke to Energy-Storage.News about the company’s recent acquisition by RWE subsidiary innogy and where the company sees energy storage (and solar) going.

The UK’s energy regulator has taken what appears to be an encouraging viewpoint on “double charging” of energy storage, clarifying the definition of the technology’s role in the grid, according to one expert view.

A “first-of-its-kind” project financing deal will bring 50MW of Tesla Powerpacks online in California, Macquarie Capital, the investing and advisory arm of global finance corporation Macquarie Group has said.

Time is running out for stakeholders offering comments to Washington’s Utilities and Transportation Commission (WUTC) on its draft policy statement regarding how energy storage is treated by investor-owned utilities’ (IOUs) in their integrated resource planning (IRP).

The German state of North-Rhine Westphalia looks set to go ahead with a 200MW pumped hydro energy storage project in a coal mine, as well as a smaller energy storage demonstration project which includes a flywheel from Stornetic.

Fundamental changes in how battery energy storage technology works come faster than they have done in solar PV or wind historically – and governments and regulators will need to adapt to keep up, one industry insider has told Energy-Storage.News.