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 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.

US commercial real estate firm Stream Realty Partners is partnering with independent power producer Catalyze to deploy over 450MW of solar and battery storage projects across its property portfolio.