The four longer-duration energy storage demonstration projects will help to achieve the UK's plan for net zero by balancing the intermittency of renewable energy, creating more options for sustainable, low-cost energy storage in the UK. . A new era for renewable power and energy security begins today (Tuesday 8 April) as Ofgem launches a new cap and floor investment support scheme, unlocking billions in funding to build major Long Duration Electricity Storage projects for the first time in 40 years. Since 2020, operational capacity has increased by 509%, climbing from 1,128 MW to 6,872 MW in 2025. So far this year, more than 1,405 MW of new capacity has been commissioned, already beating the total for 2024 and putting the. . X-Energy and Centrica – These companies plan to deploy the UK's first Advanced Modular Reactor (AMR) in Hartlepool, with up to 12 units and a broader UK-wide programme targeting 6 GW of nuclear capacity. The initiative is expected to generate at least £40 billion in economic value. AlphaESS UK believes energy should be intelligent, connected, and designed to empower everyone. This could see the first significant long duration electricity storage (LDES) facilities in nearly 4 decades, helping to create back up renewable power and bolster the. . The UK's journey to net zero will be impossible without large-scale energy storage. From mountainous pumped hydro to cutting-edge cryogenic and compressed. .