Long duration energy storage technologies like flow batteries, compressed air or gravity-based solutions look set to enter the market at scale in the second half of the 2030s, according to the DNV Energy Transition Outlook.

Energy project integrator Ameresco and utility Bright Canyon Energy have broken ground on a solar and storage project with a 168MWh battery system at the Joint Base Pearl Harbor-Hickam West Loch Annex in Hawaii.

Investor Quinbrook has sold a 49% stake in the 1.4GWh Gemini solar-plus-storage project in Nevada, US, to Dutch pension asset manager APG.

Dragonfly Energy Corp, a battery technology company that with a patented solid state battery technology, has completed a listing through a merger with a SPAC.

GIGA Buffalo, the largest battery energy storage system in the Netherlands provided by technology group Wärtsilä, has been officially inaugurated after 10 months of construction.

A prototype system that can test and sort used battery cells for second life applications has been developed by four companies in the UK in a government-funded initiative.

Greece-based battery manufacturer Sunlight Group has secured a €140 million (US$136 million) loan for its manufacturing and R&D investments.

Gravity-based energy storage company Energy Vault has announced another battery energy storage deal, agreeing to work with US developer Jupiter Power for 2.4GWh of systems.

Distributed energy resource (DER) platform Voltus and Highland Electric Fleets have partnered to deliver grid reliability services to the PJM, US, market using electric school buses and vehicle-to-grid (V2G) technology.

Volkswagen subsidiary Elli and transmission system operator (TSO) Elia Group have partnered to explore the potential of vehicle-to-grid (V2G) technology.