Elestor claims its hydrogen-iron flow battery delivers 75%+ round-trip efficiency, a 20-25 year lifespan, and 15€/kWh capex for long-duration storage. 

July was a busy month for large-scale battery storage activity in the UK, with Engie commissioning a system, Masdar and Fidra hitting financial close on projects, Eku Energy buying one, project consents for Aura Power and Starlight Energy, and more.

The largest grid-scale battery energy storage system (BESS) project in the Czech Republic has gone online, supplied by a company invested in by lithium-ion OEM CATL. 

IPP Prosalia has commissioned a 15MW/60MWh battery storage system at a solar PV plant in Portugal, while power group EDP has added one to a hybrid wind and solar project in Spain.

Iron-air battery company Ore Energy has raised US$43 million in a Series A funding round to commercialise its multi-day energy storage technology.

The European Commission (EC) has approved a financial support scheme to accelerate the deployment of battery storage technologies in Slovenia.

We caught up with Peter Kavanagh, CEO of BESS developer Harmony Energy, after it was acquired by Switzerland-headquartered power group Alpiq. 

Greenvolt Power has inaugurated the 200MW Turośń Kościelna Battery Energy Storage Facility in Poland, which energy trader Entrix will optimise.

How do Chinese OEMs respond to evolving customer requirements and new risks that come with business outside their home market? We sat down with executives from Rept Battero at Intersolar in June to discuss. 

Alcemi, developer of some of the UK’s biggest projects, has entered the Romanian battery storage market, while Slovakia’s biggest project to date has gone into operation.