ESN Premium speaks with Wärtsilä’s director of strategic market development, Adam Atkinson-Lewis on the company’s battery energy storage technology, its domestic content strategy and the future of energy storage in the US.

Finnish telecoms firm Elisa will manage the charging activity of a 100MWh ‘Sand Battery’ project, optimising its activity in the country’s electricity reserve market.

A roundup of energy storage news from across the EU, involving Polar Night Energy’s ‘Sand Battery’ in Finland, GazelEnergie and Q Energy in France, and Spain’s MITECO awarding financial support to 45 projects.

A flurry of major grid-scale BESS news in Finland, the Netherlands, Germany and France about projects which could all be described as the largest in those countries.

Construction is underway on a 100MWh thermal energy storage project in Finland, using the same ‘Sand Battery’ technology as a 8MWh system which came online in 2022.

UB Renewable Energy Fund (AIF) has acquired a 30MW/60MWh BESS project in Finland on which it will start construction in Spring 2025.

Aquila Clean Energy has launched construction on a 50MW BESS in Finland, while MW Storage has launched two new projects in the country.

Developer OX2 and L&G NTR Clean Power (Europe) Fund have agreed a deal for a 2-hour battery energy storage system (BESS) in Finland.

We hear from Gresham House and optimisers Capalo AI and Flower on the BESS industry’s move away from merchant-only models towards more contracted revenues.