Power company AES Corporation is investigating the cause of what has been described as a thermal runaway incident at a 10MW battery energy storage system (BESS) site it owns and operates in Chandler, Arizona.

System integrator Powin Energy has been chosen by Idaho Power to supply 120MW/524MW of battery energy storage system (BESS) projects, the state’s first utility-scale storage.

The Long Duration Energy Storage Council, the organisation formed last year to push for the global deployment of eight-hour-plus duration storage technologies, has elected its first board of directors.

The US Department of Energy (DOE) has formally launched a US$3.16 billion grant funding opportunity for its domestic battery supply chain, the latest in a series of moves to support the sector.

FreeWire Technologies, a battery-integrated EV charging solution provider, has raised US$125 million in new capital from global asset manager BlackRock and other investors.

Zinc battery storage company Eos Energy Enterprises has secured a US$200 million investment commitment.

Tesla made 846MWh of battery energy storage system deployments in the first quarter of this year.

Energy storage solutions provider Convergent Energy + Power has brought three more solar-plus-storage projects totalling 8MWh of energy capacity online in the US state of Maryland.

News in brief from around the world in energy storage.

Dynapower, a US manufacturer of energy storage and power conversion system equipment, will be acquired by Sensata, a maker of industrial sensors.