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Fire risk and safety
Fire at California’s Moss Landing battery plant triggers evacuation The cause of the fire has not yet been determined, but an investigation will begin once the fire is extinguished.
Marija Maisch
Jan 17, 2025
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Finance
Germany’s Green Flexibility secures up to EUR 400m equity finance for grid-scale batteries Swiss private equity firm Partners Group will invest in the German battery energy storage specialist. Green Flexibility said the backing, plus other borrowing, will finance more than EUR 1 billion ($1.03 billion) worth of projects.
Petra Hannen
Jan 17, 2025
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Projects & Applications
GridStor acquires 800 MWh battery project in Oklahoma The 200 MW, four-hour storage project was acquired from Black Mountain Energy Storage for an undisclosed fee.
Max Hall
Jan 17, 2025
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Markets
Prevalon bags 800 MWh project from Idaho Power, Westbridge announces five standalone projects in Alberta, Plenitude takes stake in 368 MWh of colocated storage in California From big supply deals to new project announcements and acqusitions, grid-scale battery energy storage in North America is going from strength to strength.
Marija Maisch
Jan 16, 2025
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Software
Finnish telcom operator Elisa to optimize 100 MWh sand battery Touted as the world's biggest project of the kind, the sand battery developed by the Tampere-based company Polar Night Energy will use crushed soapstone, a by-product from a fireplace manufacturer, as its storage medium.
Marija Maisch
Jan 16, 2025
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Opinion & Analysis
California vs. Texas: A comparison of battery energy storage market participation California and Texas stand out as national leaders in existing and planned battery energy storage system (BESS) capacity. While both states share the goal of integrating renewable energy and stabilizing their grids, their networks have utilized BESS in distinct ways, reflecting their different market structures. This article describes some key differences between the electricity independent system operators (ISOs) that impact how battery owners operate and dispatch their BESS.
David Miller
Jan 15, 2025
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Grid-scale
Polat Energy, Rolls Royce join hands on Turkey’s largest battery energy storage project The 132 MWh battery energy storage project will be collocated with an operating wind farm.
Marija Maisch
Jan 15, 2025

All Grid-scale news

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Grid-scale
German transmission companies had connection requests for 226 GW of big batteries at turn of year Many requests may be duplicates and most relate to early stage projects but electricity distribution system operator (DSO) E.On alone was sitting on applications for almost 100 GW of sites.
Sandra Enkhardt
Jan 14, 2025
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Grid-scale
Masdar, EWEC announce 5 GW/19 GWh solar-plus-storage project in Abu Dhabi Masdar and Emirates Water and Electricity Co. (EWEC) plan to build a $6 billion, 5 GW/19 GWh solar-plus-storage project in Abu Dhabi, the United Arab Emirates, with operations set to start by 2027.
Blathnaid O’Dea
Jan 14, 2025
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Grid-scale
Fluence to supply 400 MWh of battery storage to Ukraine’s DTEK The US-German energy storage company will supply 200 MW/400 MWh of grid-forming battery energy storage systems (BESS) across six sites by October 2025.
Max Hall
Jan 14, 2025
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Pumped storage hydropower plant
Auctions
Philippines ups pumped hydro procurement target to 4,250 MW The expanded procurement exercise is held under the the third round of the country's Green Energy Auction (GEA-3).
Marija Maisch
Jan 13, 2025
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Grid-scale
Applications for 820 MW of energy storage projects announced in Spain in Q4, 2024 More than 182 MW of the battery energy storage systems (BESS) highlighted in Spain's Official State Gazette (BOE) are for hybridization with existing solar and wind generation capacity.
Jose Pedrosa
Jan 13, 2025
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Projects & Applications
Eni Plenitude completes its largest battery storage project in Texas The 400 MWh battery energy storage system (BESS) was acquired from developer Baywa r.e., along with a nearby utility-scale solar plant, in 2022.
Marija Maisch
Jan 13, 2025
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Grid-scale
Chile inaugurates its first transmission-connected battery storage project Electric utility Sociedad Austral de Electricidad Sociedad Anónima (Saesa Group) says its site, in the Araucanía region, can power around 2,500 homes for ten hours.
Luis Ini
Jan 13, 2025
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Grid-scale
World’s largest compressed air energy storage facility commences full operation in China A 300 MW compressed air energy storage (CAES) power station utilizing two underground salt caverns in central China's Hubei Province was successfully connected to the grid at full capacity, making it the largest operating project of the kind in the world.
Marija Maisch
Jan 10, 2025
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Projects & Applications
Hydrostor’s 4000 MWh compressed air storage project in line for U.S. DoE funding The United States Department of Energy (DOE) has announced a tentative financial commitment to support the development of 500 MW/4000 MWh of long duration energy storage (LDES) in California.
Blathnaid O’Dea
Jan 10, 2025
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