RayGen, a startup developing long-duration energy storage (LDES) technology designed for pairing with renewable energy installations, has raised investment to kick off a Series D funding round.

California now has more than 10GW of battery storage, with Governor Gavin Newsom hailing the state’s “energy storage revolution,” which is underway.

This Friday Briefing looks at the battery manufacturing race that Europe and the US are set to get into, with both currently trailing far behind leader China.

The US Department of Energy (DOE) has established a new programme to “significantly improve” permitting and environmental processes for electricity transmission projects.

The New York City Industrial Development Agency (NYCIDA) has approved five BESS projects while governor Kathy Hochul has announced groundbreaking on a sixth, all in all totalling around 42.5MW of capacity.

Battery storage developer Eku Energy has partnered with utility Tokyo Gas on a grid-scale energy storage project in Japan, with construction expected to start soon.

Croatia will provide some €500 million (US$534 million) in subsidies for battery energy storage system (BESS) technology, a government minister said.

This Friday Briefing looks at the rich prospects for putting batteries onto brownfield power plant sites, with regard to news stories from South Africa and New England, US.

South Africa’s electricity minister has said the largest solar-plus-storage project in the Southern Hemisphere is evidence of efforts to mitigate the country’s difficult energy security situation.

Clearway Energy has put two large solar and storage projects into operation in California, it announced on the same day as an industry letter asking Congress to reform siting, permitting and transmission before this year’s elections.