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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

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

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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

China to host 1.6 GW vanadium flow battery manufacturing complex The all-vanadium liquid flow industrial park project is taking shape in the Baotou city in the Inner Mongolia autonomous region of China, backed by a CNY 11.5 billion ($1.63 billion) investment. Meanwhile, China's largest vanadium flow electrolyte base is planned in the city of Panzhihua, in the Sichuan province.

Sep 23, 2024

Flow batteries

Flexbase plans 500 MW redox flow storage project in Switzerland The world's largest redox flow storage facility is to be built at Europe's oldest grid node.

Sep 23, 2024

Flow batteries

Australian startup Allegro to ramp flow battery capacity after AUD 17.5m funding round The redox flow battery developer aims to “rapidly accelerate” its manufacturing capacity after closing a funding round that attracted major domestic and international investors.

Sep 10, 2024

Flow batteries

Australian battery manufacturer Redflow enters voluntary administration The Brisbane-headquartered company made the move after failing to secure the capital needed to upscale its X10 battery, intended for large-scale projects.

Aug 23, 2024

Flow batteries

VoltStorage advances its iron-salt battery technology German flow battery firm VoltStorage says its next stage of technology development will deliver 20-fold increase in performance.

Sandra Enkhardt

Jul 24, 2024

indian flag

Markets

What to expect at India Energy Storage Week India Energy Storage Alliance (IESA) is set to host its annual international conference and exhibition event, India Energy Storage Week (IESW), from July 1 to July 5, 2024, in New Delhi. The event is expected to witness the participation of 150+ key partners and exhibitors and 1000+ companies, many of which will be unveiling major battery storage plans.

Jun 27, 2024

Silver City

Flow batteries

Long-duration storage key for Australia’s energy security, report finds Australia's Clean Energy Council has launched a new report, exploring emerging long duration energy storage technologies capable of firming renewables in the wake of coal-fired power generation closures.

Jun 05, 2024

Chart showing the fully installed energy storage system average capex and ranges by technology

Supply chain

LDES poised to outcompete lithium-ion batteries While most long-duration energy storage (LDES) technologies are still early-stage and costly compared to lithium-ion batteries, some have already or are set to achieve lower costs for longer durations, finds BloombergNEF.

May 31, 2024

Long-duration storage

Flow batteries

Long-duration storage market to hit $223 billion in 20 years, says IDTechEx Alternatives to lithium-ion batteries will likely emerge in the years to come, according to a new report by IDTechEx.

Feb 06, 2024

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