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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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Grid-scale
Estonia inagurates its largest battery energy storage project The flagship battery storage project commenced operations on February 1, only days before cutting ties with the Russian power grid.
Marija Maisch
Mar 27, 2025
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Policy
Spain proposes Andalusia get almost half of EU’s €700 million energy storage aid package The draft rules published by Spain's Ministry for the Ecological Transition and the Demographic Challenge (MITECO) suggest Andalusia should receive almost €312 million ($336 million) of the €700 million disbursed by the European Union's regional development fund to drive energy storage.
Pilar Sanchez Molina
Mar 27, 2025
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Battery energy storage systems developed by Ingrid Capacity at a site in Sweden surrounded by green trees.
Policy
Swedish grid operators reluctant to integrate batteries A report from Svensk Solenergi says connection to the electricity grid is a significant obstacle to the expansion of battery storage technology in Sweden, with grid operators often hesitant to connect large-scale projects.
Patrick Jowett
Mar 26, 2025
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Grid-scale
CIP enters Italian market with 2.3 GW BESS pipeline The Danish infrastructure investor has joined hands with GCSS to develop the pipeline of large-scale, standalone battery energy storage projects across both northern and southern Italy.
Marija Maisch
Mar 26, 2025
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Grid-scale
Germany: 245 MW more batteries announced for ‘early 2026’ SMA Altenso and partner RheinEnergie will develop a 24.5 MW/64 MWh battery energy storage system (BESS) in Einbeck, Lower Saxony, and TotalEnergies is investing €160 million ($173 million) in six other German BESS.
Max Hall
Mar 26, 2025
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Grid-scale
Polish utility plans to add 10 GWh of energy storage projects by 2035 Polish utility PGE Group is planning to add more than 80 energy storage facilities through to 2035 to the tune of PLN 18 billion ($4.7 billion). One of these will be the 981 MWh Zarnowiec battery energy storage project, which will be supplied with locally produced LG Energy Solution's grid-scale systems.
Marija Maisch
Mar 25, 2025
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Grid-scale
Biomass company Drax bids for Harmony’s UK battery fleet The power company has offered GBP 199.9 million ($258.5 million) for eight battery energy storage systems (BESS), including a 35 MW/70 MWh project in the village of Drax, North Yorkshire, near its biomass power plant.
Max Hall
Mar 25, 2025
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Grid-scale
Honduras awards 300 MWh battery storage project The National Electric Power Company (ENEE) has selected a Chinese-Honduran consortium to design, supply, install, test, and commission a grid-connected battery energy storage system (BESS) at the Amarateca substation in the department of Francisco Morazán.
Luis Ini
Mar 25, 2025
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Supply chain
German home battery sales collapse but larger systems on the rise German energy storage sales are shrinking, especially home systems, but commercial and industrial (C&I) and utility-scale numbers are rising and the Federal Association of Energy Storage Systems (BVES) wants faster permitting and better regulation.
Marian Willuhn
Mar 25, 2025
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