Long-duration energy storage Archives - Energy Storage

Long-duration energy storage

All Long-duration energy storage news

Policy

Great Britain axes 153 GW of zombie projects to clear the queue for shovel-ready BESS Grid connection overhaul removes 153 GW of battery energy storage projects from connection queue as National Energy System Operator (NESO) implements new process prioritizing ready-to-build projects. NESO’s reform followed a tenfold increase in the connections queue over a five-year period.

Dec 09, 2025

Opinion & Analysis

Unlimited low-cost energy storage In its latest monthly for pv magazine, the International Solar Energy Society (ISES) explains how pumped-hydro energy storage combined with PV power generation could provide 24/7 power to data centres.

International Solar Energy Society

Oct 23, 2025

Auctions

UK regulator shortlists 77 LDES projects for cap-and-floor scheme evaluation Of the 171 projects that applied, 77 met the eligibility criteria and have advanced to the project assessment stage. Together, these eligible projects have a total power output of 28.7 GW, with lithium-ion batteries accounting for more than 60% of the total capacity.

Sep 23, 2025

Grid-scale

NatPower secures UK site for 8 GWh BESS to power ships at berth Major BESS project will be first UK project to combine utility-scale battery energy storage system (BESS) with maritime infrastructure, according to NatPower. The developer aims to connect to the grid by 2028.

Aug 28, 2025

Policy

UK LDES cap-and-floor auction attracts 171 bids in first window First cap-and-floor application window attracts sufficient capacity to meet expected long-duration energy storage targets, according to Ofgem. The energy regulator will now consult industry stakeholders on a financial framework for the support scheme.

Jun 20, 2025

Grid-scale

Malta Inc. launches Spanish thermal energy storage pilot site The 14 MWh long duration energy storage (LDES) site planned in Ciudad Real will be backed by a power purchase agreement (PPA) signed by Spanish bank BBVA.

Pilar Sanchez Molina

Jun 17, 2025

Highview Power press photo

Grid-scale

Four 2.5 GWh long-duration energy storage systems announced for the UK by 2030 10 GWh of liquid air energy storage is set to come online, starting in Scotland, with Highview Power jumping on an a new investment support scheme for long-duration storage in the UK.

Oct 15, 2024

Large battery storage field

Projects & Applications

Ireland in line for 1 GWh iron-air battery storage project In what could be Europe's first, FuturEnergy Ireland has proposed a project that could store energy for up to 100 hours and be operational for 30 years.

Sep 27, 2024

Highview Power scheme of the liquid air energy storage project

Grid-scale

Epcogen secures contract for Highview Power’s liquid-air energy storage project in UK India-based Epcogen will provide multi-discipline engineering activities for Highview Power’s first large-scale liquid-air energy storage project in the UK.

Uma Gupta, Marija Maisch

Aug 21, 2024

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April 22, 2026 | Riyadh, Saudi Arabia

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