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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

Flow batteries

Cambridge startup claims its electrolytes can triple flow battery energy density A startup led by Cambridge University scientists and the former chair of Oxford PV is attempting to commercialize flow battery electrolytes with greater energy density than vanadium-based batteries. Kodiaq Technologies claims its electrolytes can be deployed as a drop-in solution for redox flow batteries.

Jan 07, 2026

Flow batteries

China connects world’s largest vanadium flow battery project Gigawatt-hour scale long-duration energy storage (LDES) project is expected to reduce curtailment in Xinjiang, a region of China with high solar and wind generation, and transmission bottlenecks. The flow battery installation is co-located with a PV plant.

Jan 07, 2026

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

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Wednesday, 29 April 2026

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pv magazine Global March Edition 2026

New March issue – Now available

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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 Flow batteries news

Flow batteries

US bets on fire-resilient batteries in latest $15m storage awards Non-lithium chemistry stands out as an attractive option for fire-resilient devices.

Jul 10, 2025

Flow batteries

China completes world’s largest vanadium flow battery plant A giant solar-plus-vanadium flow battery project in Xinjiang has completed construction, marking a milestone in China's pursuit of long-duration, utility-scale energy storage.

Jul 04, 2025

R&D

US DOE awards $14m for unique energy storage systems for critical facilities and infrastructure The US Department of Energy's (DoE) Critical Facility Energy Resilience (CiFER) fund will back an organic quinone flow battery and an iron and sodium long duration energy storage (LDES) system in California, plus a lithium battery with a novel cathode material in New York state.

Jul 04, 2025

Flow batteries

Testing begins on 20 MWh, ‘Europe’s largest’ vanadium redox flow battery Fraunhofer ICT says the pilot facility has demonstrated how clean energy can feed the grid regardless of weather conditions.

Pilar Sanchez Molina

Jul 01, 2025

Tenders

Invinity flow batteries selected for nine 400 MWh-plus UK storage bids Of 171 bids, nine included flow batteries from Invinity Energy Systems, each with a 400 MWh or more capacity.

Jun 24, 2025

Opinion & Analysis

How organic flow batteries could erase the need for critical-mineral dependency Vanadium flow and lithium-ion batteries both require materials described as critical by the US Department of Energy (DOE).

Jun 05, 2025

Flow batteries

Swiss developer breaks ground on 1.6 GWh redox flow storage project The redox flow project has enormous storage capacity, expected to be finished in mid-2028.

Sandra Enkhardt

May 23, 2025

Flow batteries

Organic flow batteries launch in US data center deployment Prometheus Hyperscale and XL Batteries partner to roll out long-duration, lithium-free energy storage for a Wyoming data center.

May 15, 2025

Flow batteries

Flow battery startup VFlowTEch banks $20.5M as ramp up continues The Singaporean company is working on long duration storage and received wide backing from a variety of investors.

May 14, 2025

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