The California Independent System Operator (CAISO) has enacted market rule changes to make it easier for energy storage to provide grid ancillary services and help grid reliability.

Battery storage projects from Hynfra Energy Storage and OX2 totalling 130MWh have won contracts in energy auctions in Poland this week.

China-based battery cell OEM CATL and UK energy storage investor Gresham House have entered into a long-term agreement for the supply of 7.5GWh of BESS, potentially rising to 10GWh.

The power solutions arm of Mitsubishi Heavy Industries will deploy three co-located battery storage projects for Origis Energy in the Southeast United States.

Europe needs to act now to prevent an outflow of investment from its burgeoning battery manufacturing ecosystem in light of the US’ Inflation Reduction Act, the EU-founded European Battery Alliance (EBA) has said.

Battery storage developer Spearmint Energy has started building a 150MW/300MWh unit in the ERCOT, Texas market, its first project.

Investor Claritas and system integrator Hynfra Energy Storage (HES) have signed a framework agreement to deploy half a gigawatt of utility-scale battery energy storage in Poland.

South Africa’s grid operator Eskom has issued a procurement notice for two grid-scale battery projects totalling 36MW/146MWh of energy storage, while the state-owned company’s CEO resigned this week.

Developer Kyon Energy, investor Obton and system integrator ECO STOR have commissioned 27.6MW/32.4MWh of battery storage across two sites in Germany.

Spain-based renewable energy firm Acciona Energia has acquired a two-hour energy storage system in ERCOT, Texas, from Qcells.