Technologies
Technologies pv magazine
Technologies pv magazine

Energy storage systems come in many forms, leveraging different technology types. A class of electrochemical storage, lithium-ion batteries have established themselves as the industry standard.

But there are many new technologies vying for their market share.

Sodium-ion batteries are widely considered a sustainable and resource-saving answer to future energy storage, while flow batteries offer a viable alternative in long-duration storage applications.
However, the path to commercialization is not a straightforward one.

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Latest News

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Policy uncertainty bigger threat to battery supply chains than tariffs, says Unigrid CEO Policy unpredictability is doing more damage than tariff rates themselves, says Darren Tan.
Tristan Rayner
Mar 04, 2026
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Residential sodium-ion batteries now on sale via Austria’s Accupower: €3,990 The Natec Home has a nominal capacity of 7.68 kWh and a power output of 3.8 kW, and allows parallel connection of up to 15 units. The reference price is set at €3,990.
Pilar Sanchez Molina
Mar 03, 2026
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All European sodium-ion battery manufacturers at a glance The European Economic and Social Committee (EESC) will place sodium batteries at the center of its work on the EU’s industrial strategy and is calling for swift action. pv magazine has compiled a list of manufacturers developing this technology in Europe.
Pilar Sanchez Molina, Matthew Lynas
Mar 02, 2026
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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.
Tristan Rayner
Feb 27, 2026
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Fraunhofer IEE calls for “grid-forming readiness” in distribution networks and BESS A position paper from the Fraunhofer IEE proposes preparing large battery storage systems in the medium-voltage grid for grid-forming functions at an early stage. The "Grid-Forming Readiness" concept aims to close the regulatory gap between current planning and operation and future, as yet unknown, requirements and demands for grid-forming functions.
Marian Willuhn
Feb 26, 2026
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Sodium-ion storage system for commercial operators from Austria’s Salzstrom The new "SALT 110" battery storage system from the Vienna-based company has a usable capacity of up to 110 kilowatt-hours. The first systems are scheduled to be installed at customer sites in Germany and Austria at the beginning of March.
Sandra Enkhardt
Feb 26, 2026
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30 GWh, 100-hour duration: Google to deploy world’s largest iron-air battery for Minnesota data center The 300 MW / 30 GWh multi-day storage system from Form Energy will be paired with 1.6 GW of new renewables to facilitate Google’s 24/7 carbon-free energy goals.
Ryan Kennedy
Feb 25, 2026

All Technologies news

View article
Policy uncertainty bigger threat to battery supply chains than tariffs, says Unigrid CEO Policy unpredictability is doing more damage than tariff rates themselves, says Darren Tan.
Tristan Rayner
Mar 04, 2026
View article
Residential sodium-ion batteries now on sale via Austria’s Accupower: €3,990 The Natec Home has a nominal capacity of 7.68 kWh and a power output of 3.8 kW, and allows parallel connection of up to 15 units. The reference price is set at €3,990.
Pilar Sanchez Molina
Mar 03, 2026
View article
All European sodium-ion battery manufacturers at a glance The European Economic and Social Committee (EESC) will place sodium batteries at the center of its work on the EU’s industrial strategy and is calling for swift action. pv magazine has compiled a list of manufacturers developing this technology in Europe.
Pilar Sanchez Molina, Matthew Lynas
Mar 02, 2026
View article
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.
Tristan Rayner
Feb 27, 2026
View article
Fraunhofer IEE calls for “grid-forming readiness” in distribution networks and BESS A position paper from the Fraunhofer IEE proposes preparing large battery storage systems in the medium-voltage grid for grid-forming functions at an early stage. The "Grid-Forming Readiness" concept aims to close the regulatory gap between current planning and operation and future, as yet unknown, requirements and demands for grid-forming functions.
Marian Willuhn
Feb 26, 2026
View article
Sodium-ion storage system for commercial operators from Austria’s Salzstrom The new "SALT 110" battery storage system from the Vienna-based company has a usable capacity of up to 110 kilowatt-hours. The first systems are scheduled to be installed at customer sites in Germany and Austria at the beginning of March.
Sandra Enkhardt
Feb 26, 2026
View article
30 GWh, 100-hour duration: Google to deploy world’s largest iron-air battery for Minnesota data center The 300 MW / 30 GWh multi-day storage system from Form Energy will be paired with 1.6 GW of new renewables to facilitate Google’s 24/7 carbon-free energy goals.
Ryan Kennedy
Feb 25, 2026
View article
Sodium-ion batteries key to EU competitive edge, says EESC President European Economic and Social Committee (EESC) to put sodium batteries at the center of its EU industrial strategy work, calls for swift action. Opinions, stakeholder debates and a dedicated study planned.
Matthew Lynas
Feb 24, 2026
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High temperature sodium-zinc batteries: Researchers use X-rays to find reasons for capacity loss Sodium-zinc molten-salt batteries operate at around 600 degrees Celsius and are considered highly promising for stationary energy storage, thanks to their abundantly available and low-cost raw materials. But persistent capacity losses have held the technology back. Helmholtz researchers have now used operando X-ray imaging to see, for the first time, exactly why.
Jochen Siemer
Feb 23, 2026