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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

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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

Flow batteries

World’s largest vanadium redox flow project completed Dalian-headquartered Rongke Power has completed the construction of the 175 MW/700 MWh vanadium flow battery project in China, growing its global fleet of utility-scale projects to more than 2 GWh.

Dec 09, 2024

Flow batteries

Invinity secures orders for new Endurium vanadium flow battery The UK-based vanadium flow battery (VFB) maker says it has secured orders for its new product, including 84 MWh worth for projects backed by the US Department of Energy (DoE).

Dec 05, 2024

Flow batteries

Horizon Power starts vanadium battery trial in Australia Western Australia’s state-owned regional energy provider, Horizon Power, has officially launched the trial of a vanadium flow battery (VFB) in the northern part of the state as it investigates how to integrate long-duration energy storage into its network, microgrids, and other off-grid power systems.

Nov 29, 2024

Flow batteries

Australian-made vanadium flow battery project could offer storage cost of $166/MWh Australian Vanadium Limited (AVL) has moved a vanadium flow battery (VFB) project to design phase with the aim of developing a modular, scalable, turnkey, utility-scale battery energy storage system (BESS).

Nov 06, 2024

Flow batteries

Gransolar puts its E22 vanadium battery business on hold The vanadium battery manufacturing division has reportedly been reintegrated into its parent until, 'it is time for vanadium.'

Pilar Sanchez Molina

Oct 31, 2024

Flow batteries

ESS uses iron flow battery deployments to adapt to new customer requirements Oregon-based company said iron flow batteries can be a “fast response” storage technology.

Michael Puttré

Oct 31, 2024

Industry

Sembcorp to expand Southeast Asia’s biggest battery storage site Built across two sites on Jurong Island, Sembcorp's lithium ion battery storage system will now be expanded to 311 MWh. Meanwhile, Singapore's Energy Market Authority (EMA) has awarded grants to local sodium-ion and vanadium-flow specialists in a bid to enhance grid stability, also via underground system deployment.

Oct 24, 2024

Flow batteries

Amazon tests membrane-free redox flow battery from Swiss startup UP Unbound Potential (UP), part of the Amazon Sustainability Accelerator, wants to test its technology.

Sandra Enkhardt

Oct 21, 2024

Flow batteries

Flow Aluminum successfully tests aluminum-CO2 pouch cell A dozen tests at Indiana's Battery Innovation Center (BIC) included refinements of pouch cell architecture and assembly, in a crucial step toward commercialization.

Oct 16, 2024

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