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Opinion & Analysis
In a world of low-cost batteries, performance matters Oversupply of lithium-ion battery precursor and active materials – and of lithium iron-phosphate (LFP) batteries, especially in China – has driven energy storage system costs down, fueling a record 330 GWh of battery energy storage system (BESS) shipments in 2024. Edward Rackley, head of the energy storage team at Business intelligence specialist CRU, shares his analysis.
Edward Rackley
Jun 20, 2025
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Products & Services
ZGR battery system kept one Spanish village powered during major Iberian blackout A 160 kW / 250 kWh standalone battery system installed by Spanish manufacturer ZGR (Zigor Corporación) ensured uninterrupted power for the village of San Vicente del Monte during a major blackout that affected the Iberian Peninsula on 28 April 2025. The system, connected to the low-voltage (400 V) grid, supplied electricity to the entire village for more than five hours.
Pilar Sanchez Molina
Jun 20, 2025
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Auctions
US state outlines path to 2 GW of energy storage by 2030 A 350 MW to 750 MW tender will open on Wednesday as the New Jersey Public Utilities Board (NJBPU) reveals details of a revamped energy storage drive with an emphasis on savings for bill payers.
Max Hall
Jun 20, 2025
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Grid-scale
MET Group commissions Hungary’s largest battery storage facility MET Group has switched on Hungary’s largest battery, a 40 MW/80 MWh system, at the site of a power station near Budapest.
Tristan Rayner
Jun 19, 2025
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Finance
South Australia advances long-duration energy storage with new 15-year support mechanism A possible boon for long-duration energy storage concepts is on the cards via supportive government deal structures.
Tristan Rayner
Jun 19, 2025
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Finance
The silver lining of ERCOT’s supposed market saturation Not everyone sees ERCOT’s battery glut as a crisis. Some, including a storage-only IPP, see it as storage is finally doing what it promised.
Phoebe Skok
Jun 19, 2025
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Policy
RWE’s Dutch battery to help set standards for inertia-capable BESS The project located in Moerdijk, the Netherlands, is the first battery in RWE’s portfolio capable of providing inertia services to the grid.
Max Hall
Jun 19, 2025

All Grid-scale news

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Revenue streams
EDF Renewables clinches PPA for 250 MW/1000 MWh battery project in Arizona A 250 MW battery with 4-hour duration will supply energy storage services to the Arizona Public Service utility company.
Tristan Rayner
Nov 05, 2024
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Grid-scale
Financial close for UK project with 300 MW/600MWh battery storage  Statera Energy has secured debt financing for co-located storage and gas-fired flexible generation asset near London. BESS at Thurrock Flexible Generation site expected to be largest on UK grid when commissioned.
, Matthew Lynas
Nov 05, 2024
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A TagEnergy BESS at Hawkers Hill Energy Park in the UK
Policy
UK grid operator wants 23 GW of batteries by 2030 The recently established National Energy System Operator's (NESO) 'Clean Power 2030' advice to the UK government considers how to decarbonize electricity by 2030. NESO has proposed 23 GW to 27 GW of battery energy storage systems (BESS) and more long-duration energy storage (LDES).
, Matthew Lynas
Nov 05, 2024
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Grid-scale
Primergy closes $225m finance for US solar-plus-storage portfolio The sum includes a $125 million tax credit sale for Gemini, one of the largest solar-plus-storage facilities operating in the United States.
Anne Fischer
Nov 05, 2024
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Grid-scale
Texan city of San Benito follows trend of rejecting batteries in residential areas A 22 MWh battery energy storage system planned by Stella Energy Solutions near an elementary school has been refused permission for a conditional use permit (CUP).
Max Hall
Nov 04, 2024
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Grid-scale
AleaSoft and Deloitte: Spain on the brink of a battery boom The two organizations have predicted the runaway success of solar in Spain will be replicated by energy storage, initially alongside PV projects and then in the form of standalone battery energy storage systems (BESS).
Sergio Matalucci
Nov 04, 2024
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Projects & Applications
China’s Three Gorges renewables site to include 5 GWh of energy storage State-owned Three Gorges Energy has revealed plans for a 16.5 GW renewables project in the Taklamakan Desert. The site will comprise 5 GWh of electrochemical energy storage capacity plus 8.5 GW of solar, 4 GW of wind, and 3.96 GW of coal-fired power.
Vincent Shaw
Nov 04, 2024
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Grid-scale
New South Wales rail company trains sights on 30 MW grid-scale batteries State government agency Transport for NSW (New South Wales), is investigating the deployment of multiple 30 MW battery energy storage systems (BESS) to help decarbonize its Sydney heavy rail network.
Ev Foley
Nov 04, 2024
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Grid-scale
Swedish greentech specialist Flower wants to expand in Europe The company has raised more than €45 million ($48.8 million) to build large-scale energy storage facilities with AI-supported optimization platforms in Germany, Austria, Switzerland and other European countries. The planned projects also include a 10 MW battery park in Saarland.
Petra Hannen
Nov 04, 2024
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