Leading BESS owner-operators in the UK have signalled their opposition to the government’s cap and floor support scheme for long-duration energy storage (LDES) in an open letter. We spoke to one its signatories James Basden, founder of Zenobē, about why.

US non-lithium battery technology companies Eos Energy Enterprises and Unigrid have announced partnerships to deploy their tech abroad, striking deals in the UK and India respectively.

Owner-operator BW ESS’ 100MW/331MWh UK Bramley BESS was unique in numerous ways when it came online last year, the first outside China to use Sungrow’s AC block technology.

With over 9GWh of operational grid-scale BESS (battery energy storage system) capacity in the UK – and a strong pipeline – it’s worth identifying the regional hotspots and how the landscape may evolve in the future. 

UK regulator Ofgem has launched a cap and floor investment support scheme to unlock funding for new Long Duration Electricity Storage (LDES).

Gilkes Energy has been awarded planning consent for its Earba Pumped Storage Hydro (PSH) scheme.

Invinity Energy Systems has been given the green light to deploy a 20.7MWh vanadium redox flow battery system in the UK, the largest in the country.

The UK saw 1,590MW/3,179MWh of grid-scale BESS projects approved last month, bringing the total approved projects to around 55.4GW/117GWh.

A total of 11.9GW of energy storage across all scales and technologies was installed in Europe in 2024, bringing cumulative installations to 89GW.

Drax has outbid Foresight Group LLP to acquire the share capital of the publicly-listed Harmony Energy Income Trust (HEIT) for £200 million (US$239.15 million).