California utility PG&E is seeking approval for four large-scale battery energy storage projects it has selected from a competitive solicitation, including two systems which would be over 1GWh each.

An offer from Tesla CEO Elon Musk to complete a large-scale energy storage project in South Australia within 100 days or deliver it for free has been taken up by the region’s government.

Terraform Power, the renewable energy investment vehicle launched by SunEdison, the world’s biggest cleantech developer at present, is set to make its first acquisition in energy storage, SunEdison announced yesterday.

US utility company Southern California Edison (SCE) has announced that it will procure 261MW of grid-connected storage capacity from a handful of suppliers, after a competitive solicitation process.