US utility company Alliant Energy has moved forward with a long-duration energy storage project based on carbon dioxide-based technology.

D. E. Shaw Renewable Investments (DESRI) has started construction on a 130MW solar, 260MWh battery storage facility in New Mexico.

Executives at US flow battery manufacturer ESS Inc. have said the company will be able to continue into 2025 and reach a gigawatt-hour of annual production capacity next year.

A new research centre ‘uniquely equipped’ to evaluate energy storage technologies has opened at Pacific Northwest National Laboratory (PNNL) in Washington, US.

Work has begun on the first pilot project using Form Energy’s iron-air battery, designed to cost-effectively store and discharge energy over multiple days.

IPP Ormat Technologies has signed seven-year tolling agreements with Equilibrium Energy for two BESS projects in the ERCOT, Texas market.

US firm Natron Energy has announced plans for a sodium-ion gigafactory in North Carolina, while two Chinese firms have firmed up their projects, all-in-all totalling over 30GWh of annual sodium-ion production capacity.

IPP Arevon has been given the green light for the construction and operation of a standalone 200MW/800MWh battery energy storage system (BESS) facility in Los Angeles County, California through the California Environmental Equality Act (CEQA) review process. 

Utility Tucson Electric Power (TEP) will own and operate another 200MW/800MWh BESS project in southeast Tucson, Arizona, US.

Paul Doherty, principal communications executive at PG&E discusses the California utility’s adoption of energy storage and the many roles it plays for the grid.