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Grid-scale

Long-term storage grows by 49% in 2025 despite the financing crisis A report by Wood Mackenzie indicates that the deployment of long-duration energy storage (LDES) technologies exceeded 15 GWh in 2025, but declining venture capital investment and falling lithium battery costs are hindering their commercial viability.

Pilar Sanchez Molina

15 hours ago

Technologies

Small 24/7 clean power commitments could cut costs for long-duration storage TU Berlin researchers say early demand for round-the-clock carbon-free electricity could help bring advanced energy technologies to market faster through technology learning effects. Grant funding for the research was provided by Google, which has since announced plans to build the world’s largest iron-air battery.

Mar 09, 2026

Grid-scale

PPC, Metlen join hands to develop 3 GWh of battery storage in Romania, Bulgaria, Italy As Metlen confirmed to pv magazine, only 50 MWh of the announced pipeline will be located in Italy.

Marija Maisch, Sergio Matalucci

Mar 06, 2026

Grid-scale

Alfa Laval, IAE to deploy Korea’s first large-scale liquid air energy storage plant The partners say the LAES system will liquefy up to 10 tons of air per day for long-duration grid balancing.

Mar 05, 2026

Grid-scale

Energy China consortium wins 1 GWh Benban battery project in Egypt The project, described as Africa's largest standalone battery storage system, will have grid-forming capability.

Mar 04, 2026

Grid-scale

World’s largest compressed air energy storage station now fully operational in China With 600 MW of installed capacity and 2,400 MWh of storage, the Huai'an Salt Cavern project is now the world’s largest compressed air energy storage facility, surpassing the 300 MW/1,500 MWh project commissioned earlier this year that previously held the title.

Mar 04, 2026

Grid-scale

Solarig to operate and maintain Tesla Megapack 2 XL BESS systems in Chile The Spanish company becomes a Certified Service Provider for Tesla's battery storage systems in Chile, and will assume their operation and maintenance.

Mar 04, 2026

pv magazine Global March Edition 2026

New March issue – Now available

The March issue of pv magazine Global is out now! Available in print and digital – get your copy today!

pv magazine Focus 2026 announcement box

pv magazine Focus 2026

1-Day Conference

High-level discussions on solar and energy storage across Europe. Experts explore how to plan and execute bankable BESS projects, what quality and warranty factors matter, and how energy management systems optimize residential and C&I applications, including heat pumps, EV charging, and new market opportunities.

1:00 – 5:00 pm, CEST | June 24, 2026

The smarter E Europe, ICM Conference Center | Munich, Germany

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Battery Business & Development Forum 2026

Connect with Europe’s energy storage leaders at the Battery Business & Development Forum 2026 Frankfurt and gain insights into evolving business models, financing strategies, and market trends.

March 31 – April 1, 2026 | In Person Event

Hotel Meliá Frankfurt City | Frankfurt am Main, Germany

SunRise Arabia Conference 2026

SunRise Arabia Clean Energy Conference 2026

Saudi Arabia is accelerating its clean energy transition. Join the third SunRise Arabia Clean Energy Conference in 2026 to explore how solar PV and energy storage are powering the Kingdom’s growing digital economy, including data centers. Policymakers, investors, and innovators will share insights on technology, deployment strategies, and long-term value creation in Saudi Arabia’s evolving energy landscape.

9:00 am – 6:00 pm, AST | April 22, 2026

Riyadh, Saudi Arabia

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All Grid-scale news

Grid-scale

India’s Welspun plans 1.2 GW pumped hydro energy storage site in Odisha Welspun New Energy has signed a memorandum of understanding (MoU) with the government of Odisha to establish a 1.2 GW pumped hydro energy storage (PHES) site and a 1 GW floating solar project in the Indian state.

Feb 05, 2025

Grid-scale

GridStor acquires another 300 MWh Texan big battery project The Goldman Sachs-backed developer has acquired 450 MW/1.5 GWh of battery energy storage system (BESS) capacity across three US projects since mid January.

Feb 04, 2025

Grid-scale

Ampyr Energy takes control of 1 GWh Australian big battery Renewables developer Ampyr Australia plans to fast track development of a 400 MW/1 GWh battery energy storage system (BESS) in central New South Wales after buying out former project partner Shell Energy's stake.

Feb 04, 2025

Grid-scale

EDF energizes 150 MW/600 MWh of energy storage at Californian solar site Located mostly on Bureau of Land Management (BLM) territory, Desert Quartzite is expected to generate enough electricity to meet the consumption needs of more than 163,000 California homes.

Feb 04, 2025

Grid-scale

Modo Energy forecasts big future for Australian big batteries The nation’s grid-scale battery fleet is forecast to grow rapidly through 2027 with market analytics platform Modo Energy revealing 16.8 GW/42.8 GWh of battery energy storage system (BESS) projects are in the national grid's three-year pipeline.

Feb 03, 2025

Markets

Germany’s battery storage fleet surges to 19 GWh Last year, the number of newly installed residential battery energy storage systems in Germany fell slightly. In contrast, the capacity of large-scale storage systems with a power output of more than 1 MW doubled within a year.

Sandra Enkhardt

Jan 31, 2025

Grid-scale

Crypto miner among clients of 880 MWh+ of Texan energy storage capacity Battery maker SES AI Corp. will supply up to 100 MWh of its battery energy storage systems (BESS) to energy retailer Aispex, and Enfinity Global has revealed plans for 850 MWh of BESS capacity across two other Texan sites.

Jan 31, 2025

Grid-scale

More than 3.4 GWh of Chilean batteries enter environmental assessment Six applications for standalone and solar-linked battery energy storage systems (BESS) were submitted for environmental permits from Jan. 23 to Jan. 30.

Jan 31, 2025

Manufacturing

Gepsenix plans battery production in Germany With a production line due by August 2025, Gepsenix will also move its headquarters from Düsseldorf to Hilden at some point.

Sandra Enkhardt

Jan 31, 2025

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