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R&D

Spain completes testing of Europe’s largest research vanadium BESS Spain’s Fundación Ciudad de la Energía (Ciuden), a government energy research foundation, has completed operational testing of a 1 MW/8 MWh vanadium redox flow battery (VRFB) system at its Cubillos del Sil technology center, which it says is the largest vanadium flow battery in Europe dedicated to applied research.

Pilar Sanchez Molina

5 hours ago

R&D

New cost-saving copper welding technique for battery cells revealed by Fraunhofer Resistance projection welding technique could unlock cost-effective copper interconnection potential. Described as a major opportunity for German battery manufacturers, the new approach to copper interconnections will now be used in commercial production.

Mar 20, 2026

Products

Panasonic claims world’s first trial of cybersecurity monitoring for grid-scale BESS A Japanese joint-pilot will test grid-scale BESS with a range of local and remote attack vectors, with cybersecurity monitoring to watch for indications of anomalies.

Mar 19, 2026

Technologies

Scientists demonstrate quantum battery prototype with rapid charging Scientists from Australia’s Commonwealth Scientific and Industrial Research Organisation (CSIRO), RMIT University and the University of Melbourne have developed a quantum battery prototype that demonstrates rapid, scalable energy storage using collective quantum effects.

Mar 19, 2026

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

Revenue streams

BESS in Brazil: Feasibility of three strategic approaches Based on real data from the National Interconnected System between 2024 and 2025, the study evaluates the technical, economic, and regulatory performance of batteries operating as autonomous market agents, behind the meter for consumption shifting, or co-located with distributed solar generation.

Feb 20, 2026

R&D

Chinese Academy of Sciences unveils 101 MW compressor for compressed air energy storage The new compressor is described as the world’s most powerful single-unit compressed air energy storage (CAES) system, with a maximum discharge pressure of 10.1 MPa and an efficiency of 88.1%.

Emiliano Bellini

Feb 17, 2026

Upcoming Webinar+

Wednesday, 29 April 2026

This ticketed webinar on April 29 will unpack the incident in detail and offer practical strategies to prevent the cyberattack. We will examine the weaknesses and vulnerabilities that allowed the hackers to cause harm, and discuss why the generation was not directly manipulated.

Regular price: 99.00 EUR net.

3:00 pm – 4:30 pm CEST, Berlin, Madrid, Paris

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

Register For Free

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 R&D news

Technologies

Recycling lithium-ion batteries using cooking oil, water, and ultrasound Researchers at the UK’s University of Leicester have developed a method of extracting valuable metals from a waste product of used batteries with a mixture of water and vegetable oil.

Blathnaid O’Dea

Mar 05, 2025

Grid-scale

Quidnet Energy tests MWh-scale geomechanical energy storage Quidnet Energy has demonstrated its long-duration geomechanical energy storage (GES) at the megawatt-hour scale. The tech stores excess grid electricity by pressurizing water underground, later releasing it to supply reliable power.

Mar 04, 2025

R&D

New method to restore lithium-ion battery ageing With the help of artificial intelligence, Fudan University researchers have developed a new lithium carrier molecule, CF3SO2Li, significantly extending the life of lithium-ion batteries and restoring their electrochemical performance.

Feb 25, 2025

Technologies

Sodium-ion vs. lithium-iron-phosphate batteries Researchers in Germany have compared the electrical behaviour of sodium-ion batteries with that of lithium-iron-phosphate batteries under varying temperatures and state-of-charges. Their work shows how state-of-charge during cycling significantly affects the efficiency of sodium-ion devices.

Emiliano Bellini, Tristan Rayner

Feb 17, 2025

Grid-scale

Grid-forming-inverter-backed big batteries can raise renewables hosting capacity Researchers have recommended electricity transmission system operators (TSOs) consider grid-forming battery energy storage systems (BESS) to improve network stability and maximize system hosting capacity.

William Driscoll

Feb 12, 2025

R&D

How energy storage could transform the railway industry A new study determines what types of energy storage systems (ESS) are most promising for onboard and wayside storage.

Feb 10, 2025

R&D

Korean research boosts lithium battery stability, efficiency, density Scientists in South Korea have modified lithium-nickel-manganese-tetraoxygen (LNMO) cathodes to enhance lithium-ion battery stability and efficiency and boost lifespan and energy density.

Feb 07, 2025

Technologies

Pumped hydro and batteries can meet energy storage needs, study shows A new Australian National University study says long-duration pumped hydro on non-river sites, combined with batteries, can meet global energy storage needs.

Feb 03, 2025

R&D

Extending lifecycle of flywheel energy storage via average consensus algorithm Scientists in China have conceived a lifecycle-based "average consensus algorithm" that can reportedly balance power in flywheel energy storage systems and extend their lifespan.

Emiliano Bellini

Jan 30, 2025

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