Energy Vault has connected its first commercial EVx gravity-based energy storage system to the grid in China, while construction has been launched on three others, all-in-all totalling 468MWh of capacity.

A microgrid project combining solar PV, wind and a 10MWh flow battery in Germany has been completed by BayWa r.e., Ampt and Fraunhofer.

Turkey-headquartered lithium-ion and energy storage manufacturer Kontrolmatik Technologies will deploy a 1GWh energy storage project on home soil with financing provided by Chinese energy firm Harbin Electric.

In a double whammy of Sweden BESS market news, developer SENS has secured the land for a 40MW project while system integrator Alfen will deploy a 20MW system at a wind farm.

The Dutch municipality of Noordoostpolder has submitted a draft zoning plan for one of the first gigawatt-hour scale battery energy storage system (BESS) projects in the Netherlands.

Netherlands-based BESS integrator Alfen is providing a 20MWh unit for a wind farm in its home market, in the region of Ooltgensplaat.

The national electric utility of Senegal, Senelec, has signed a 20-year capacity change agreement (CCA) with developer Infinity Power for a 40MW/160MWh battery energy storage system (BESS) project.

Successful optimisation of batteries co-located with wind is complex but could help “unlock a blueprint” for managing assets at portfolio level, the chief executive of UK software company Arenko has said.

Japanese conglomerate Mitsui & Co. has invested in a 1,300MW wind-plus-solar-plus-storage project development in India.

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.