The first commercial sand-based thermal energy storage system in the world has started operating in Finland, developed by Polar Night Energy.

Energy solutions integrator Alfen is building a 12MW battery energy storage system (BESS) with black start functionality for co-location with a wind farm in Finland.

Facilities aimed at making products for the BESS industry announced by Turkey-headquartered Kontrolmatik and Ireland-headquartered Eaton.

A major new vanadium processing facility is set to open in Finland in late 2024 after the formation of a joint venture (JV) to deliver the project.

News in brief from around the world in energy storage.

China has once again been ranked top for involvement in the global lithium-ion battery supply chain by BloombergNEF, but for the first time the US has come in second amid a policy rush to support the domestic industry. 

A seasonal heat storage plant which will have a capacity of about 90GWh looks set to begin construction next year in Vantaa, Finland, with water stored in underground caverns heated to 140°C using renewable energy and waste heat.

The stationary energy storage system (ESS) industry will be a significant source of lithium-ion batteries that can be recycled and reused, the head of Finnish state-owned energy company Fortum’s battery business line has said.

A grid-scale battery storage system will be built at the site of a nuclear power plant in Finland, providing backup in the event of disruption to grid supply.