Author

Petra Hannen

Articles written by Petra Hannen

Projects & Applications

Capac, Eos unveil 22 MWh German zinc-bromine BESS, sign 2 GWh deal Capac Energy plans to deploy a 5 MW/22 MWh zinc-bromine battery project in Germany, while signing an exclusive deal with US-based Eos Energy covering 2 GWh of storage capacity across Germany, Austria and Switzerland through 2031.

Jun 23, 2026

Revenue streams

BESS design can more than double co-location revenue potential A new study by German energy trading specialist Suena Energy shows that revenue potential from solar-plus-storage projects can vary sharply depending on how PV arrays and battery systems are configured.

Jun 23, 2026

Markets

Engie, Flower sign 126 MW BESS flexibility deal in Germany Engie and Sweden's Flower have entered into a seven-year deal covering 126 MW of battery storage capacity in Germany.

Jun 22, 2026

Grid-scale

Kyon Energy to build 146.5 MW battery storage project in Germany Kyon Energy is expanding its battery storage portfolio with a new project in northwestern Germany that is scheduled to enter operation in 2027.

Jun 03, 2026

Markets

Next Kraftwerke and Eco Stor sign tolling deal for 300 MW German BESS A five-year tolling agreement covering 80% of the Förderstedt project's capacity gives Germany's largest planned battery storage system a contracted revenue base before its first block enters service in November, with the remaining 20% left exposed to merchant market signals.

Jun 02, 2026

Manufacturing

Invinity supplies large-scale vanadium flow storage for Flexbase project in Switzerland The Flexbase Group is currently building a large data center for artificial intelligence in Laufenburg, along with a flow battery with a capacity of 800 MW and 1600 MWh. This vanadium flow battery will be supplied by the British-Canadian company Invinity.

May 22, 2026

Grid-scale

SMA and Hyperstrong agree to cooperate worldwide on energy storage The German photovoltaic and storage company and the Chinese provider of energy storage solutions intend to cooperate on large-scale storage projects worldwide. The primary goal is to achieve synergies in the supply chain and in the technological field.

May 22, 2026

R&D

Munich research team improves lithium-ion conductors for solid-state batteries A new material made of lithium, antimony, and scandium is said to conduct lithium ions over 30 percent faster than any previously known material. According to the scientists, it also offers thermal stability.

May 09, 2025

Finance

Germany’s Green Flexibility secures up to EUR 400m equity finance for grid-scale batteries Swiss private equity firm Partners Group will invest in the German battery energy storage specialist. Green Flexibility said the backing, plus other borrowing, will finance more than EUR 1 billion ($1.03 billion) worth of projects.

Jan 17, 2025

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