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Flow batteries

SoftBank to make next-gen zinc-halogen battery cells in Japan for AI data centers SoftBank's mobile arm is gearing up to scale the intriguing zinc-halogen battery cell chemistry to 1 GWh annual production.

May 11, 2026

Flow batteries

VRF long-duration batteries answer demands of electricifation: Eora Energy Sydney-headquartered vanadium redox flow battery company EORA Energy has launched in Australia with a pipeline of long-duration energy storage projects in mining, data centres and regional infrastructure.

Apr 09, 2026

R&D

Titanium emerges as a vanadium alternative for redox flow batteries A Japanese-Chinese team developed a titanium molten salt redox-flow battery using abundant titanium ions and molten salt electrolytes to enable high-voltage, fast, and stable grid-scale energy storage. The system demonstrates high efficiency of over 97%, strong cycling stability, and improved cost and scalability compared to vanadium-based batteries, with further optimization underway.

Emiliano Bellini

Apr 08, 2026

Grid-scale

Vanadium flow and lithium-ion combine in world’s largest grid-forming hybrid storage plant in China China brings online 300 MW/1,200 MWh grid-forming energy storage facility in Inner Mongolia, integrating lithium-ion and vanadium flow battery technologies.

Feb 27, 2026

Flow batteries

AVL partners with Sumitomo in bid for Western Australia’s 500 MWh vanadium battery project Perth-headquartered resources and technology company Australian Vanadium Limited’s subsidiary VSUN Energy will partner with Japanese manufacturer Sumitomo Electric Industries in its bid to develop Western Australia’s planned 500 MWh Kalgoorlie vanadium battery project.

Feb 23, 2026

Flow batteries

CMBlu Energy to supply Uniper with 5 GWh of SolidFlow battery storage technology The ten-year agreement sees CMBlu Energy supply its SolidFlow battery technology to the German energy company from 2027. Uniper intends to deploy the battery systems in tranches of at least 100 MWh.

Sandra Enkhardt

Feb 03, 2026

Technologies

Dutch long-duration energy storage project targets sub-€50/kWh costs with innovative technologies The SLDBatt project brings together TRL 7 battery technologies – including molten sodium‑salt, saltwater acid–base flow, and hydrogen–iron flow batteries – to deliver an innovative and cost-effective long-duration energy storage solution.

Jan 14, 2026

pv magazine Global May Edition 2026

New May issue – Now available

Mountains to climb

The May 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

pv magazine Awards 2026

pv magazine Awards 2026

Window is open now!

Entries open in seven categories: Modules, Inverters, BoS, BESS, Manufacturing, Sustainability, Projects.

April 01 – August 31, 2026

SunRise Arabia Update Announcement Box

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 | September 30, 2026

Riyadh, Saudi Arabia

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All Flow batteries news

Supply chain

What’s next for battery technology in 2026 Longer-duration storage, safety-driven procurement and Foreign Entity of Concern (FEOC) compliance in the United States compliance are starting to push alternative chemistries closer to scale.

Jan 02, 2026

Flow batteries

Prolux Solutions recalls vanadium redox flow home storage systems and switches to LFP Germany's Prolux Solutions is recalling all its Storac home energy storage systems and phasing out vanadium redox flow technology. The company will instead rely on lithium iron phosphate in the future.

Dec 05, 2025

Flow batteries

Western Australia plans 10-hour flow battery to boost power reliability The Western Australia government is looking to deploy a vanadium flow battery energy storage system with up to 10 hours of discharge capacity to help improve regional power reliability in the state’s Goldfields region.

Nov 27, 2025

Flow batteries

Australian 1.2 GWh vanadium flow battery project moves ahead with China’s Enerflow as supplier China’s Enerflow will partner with Australia’s JENMI to jointly develop a 350MW/1,200MWh long-duration storage project, marking a major step for vanadium flow technology in the Australian grid.

Nov 25, 2025

Projects & Applications

Indian power utility invites bids for a 100 MWh vanadium redox flow battery The significant redox flow battery energy storage system (BESS) will be co-located at the

Nov 20, 2025

Flow batteries

Quino Energy secures funding to scale organic flow batteries Flow battery startup Quino Energy has closed a $10 million Series A funding round, with an option for an additional $6 million in equity, led by Atri Energy Transition.

Nov 11, 2025

Flow batteries

US startup unveils zinc-polyiodid redox flow battery with energy density of 320 Wh/L BESSt announced that its new redox flow battery technology delivers 20 times the energy density of conventional vanadium flow storage systems. The battery is based on a zinc–polyiodide redox flow chemistry developed by the Pacific Northwest National Laboratory.

Emiliano Bellini

Sep 29, 2025

Flow batteries

Swiss membrane-free redox flow battery company lands $17m early-stage funding Thalwil-based Unbound Potential has secured a €14.4 million ($16.9 million) funding package for its nascent technology which includes €8 million of public grants.

Sep 22, 2025

Finance

New wave of funding powers US battery tech and projects XL Batteries has secured backing to commercialize flow battery systems which use an organic electrolyte, rather than vanadium, and two utility-scale developers have landed extensive credit lines.

Sep 19, 2025

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