This edition of our news in brief focuses on activities in the long-duration energy storage space.

Advanced compressed air energy storage (A-CAES) technology firm Hydrostor has signed a binding agreement with mining firm Perilya to progress the construction of a project in New South Wales, Australia.

Ben Lincoln, energy expert at intellectual property law firm Potter Clarkson, looks at patent filing activity in energy storage technologies outside the world of electrochemical batteries.

Closed-loop pumped hydro energy storage (PHES) has fewer emissions associated with its development, construction and use than other leading options for large-scale energy storage.

Ireland-headquartered long-duration energy storage (LDES) company Corre Energy has acquired its first in-development project in the US.

Hydrostor “remains fully committed” to its 4GWh advanced compressed air energy storage (A-CAES) project in California, its president told Energy-Storage.news as it considers alternative locations and delivery dates.

The UK Department for Energy Security and Net Zero (DESNZ) is providing £30 million (US$37.5 million) in grants for long-duration energy storage (LDES) projects from Synchrostor, Invinity Energy Systems and Cheesecake Energy.

The UK government is looking to bring in policy specifically around long-duration energy storage (LDES) by the end of next year.

The global need for grid-scale energy storage will rise rapidly in the coming years as the transition away from fossil fuels accelerates.

The Philippines Department of Energy (DOE) has outlined new draft market rules and policies for energy storage, a month after the country allowed 100% foreign ownership of renewable energy assets.