Solar Energy Storage and Battery News

AES Completes Bellefield Phase One, Energising Record Solar-Storage Milestone Project
AES finishes first 1 GW of Bellefield solar-plus-storage in Kern County, pairing 500 MW solar with 500 MW battery under Amazon deal; full 2 GW slated for 2026.
Jun 12, 2025 // Plants, Large-Scale, Commercial, Storage, Amazon, AES, Kern County, Solar Storage, Bellefield
Soltage Secures $260M for U.S. Solar, Storage Expansion
Soltage secures $260M to power over 2 GW of solar and storage projects, fueling the U.S. shift to sustainable energy.
Jun 11, 2025 // Plants, Large-Scale, Commercial, Markets & Finance News, Storage, USA, North America, Soltage
RES Seeks Approval for 150-MW Westport Battery in East Ayrshire
RES has filed plans for the 150-MW Westport battery near Coylton, aiming to bolster Scotland’s grid stability with flexible, low-carbon power storage.
Jun 11, 2025 // Storage, res, SCOTLAND, Westport
China’s record-breaking 600 MW/2.4 GWh battery hub hits first-phase milestone
Huaneng’s 600 MW/2.4 GWh Longdong–Shandong battery project finishes installing all storage cabins at its first 300 MW block, clearing the way for testing and grid hook-up.
Jun 10, 2025 // Storage, China, Asia, Huaneng
Onyx Secures $260M to Boost US Solar and Storage
Onyx Renewables secures $260M to boost US solar and storage projects, driving the nation's clean energy transition.
Jun 9, 2025 // Storage, USA, North America, Onyx Renewables
Acacia, Eren launch 500-MW French battery platform to stabilise grid
Acacia joins forces with Eren Industries to build 500 MW of stand-alone battery storage in France, starting with 200 MW under construction and 300 MW in late development.
Jun 9, 2025 // Storage, Grids, France, Europe, Acacia, Eren Industries
Victoria Greenlights Controversial 500-MW Solar, Battery Projects
Victoria greenlights major solar-storage projects, powering 210,000 homes by 2027, despite local opposition over land and economic concerns.
Jun 6, 2025 // Plants, Large-Scale, Commercial, Storage, Australia, Oceania, Victoria Greenlights
Clearway Expands US Battery Fleet With 490-MW Tesla Megapack Order
Clearway Energy orders 490 MW/1,356 MWh of Tesla Megapacks, boosting its US battery portfolio past 1 GW and underscoring the rapid mainstreaming of four-hour grid storage.
Jun 6, 2025 // Storage, USA, TESLA, North America, Clearway Energy
Eco Stor Approves 50-MW Finnish Battery, Expanding Nordic Storage Footprint
Eco Stor and top owner Å Energi greenlight a 50-MW battery in central Finland, enhancing grid flexibility before Finland’s next wave of wind power.
Jun 6, 2025 // Storage, Europe, Finland, Eco Stor
Eco Stor Activates 238-MWh Bollingstedt Battery to Strengthen German Grid
Eco Stor inaugurates a 103 MW/238 MWh battery in Bollingstedt, supplying 170 000 homes for two hours and signalling Germany’s next leap in grid-scale storage.
Jun 6, 2025 // Storage, Germany, Europe, Eco Stor, Bollingstedt
Enfinity, Daiwa team up on 380-MW battery portfolio spanning US and Italy
Enfinity sells 49 % stakes in 250-MW Texas and 130-MW Italian BESS projects to Daiwa Energy & Infrastructure, keeping control as both assets target 2027 start-up.
Jun 5, 2025 // Storage, ERCOT, Daiwa, Enfinity, Veneto
GIGA Storage Secures €300M for Dutch Battery Project
Dutch firm GIGA Storage secures EUR 300M to power a 300-MW battery project, boosting the Netherlands' renewable energy and grid stability.
Jun 4, 2025 // Storage, Europe, Netherlands, GIGA
EDF Starts Poland’s First 50-MW Grid Battery, Larger Projects Ahead
EDF Renewables breaks ground on a 50-MW BESS in Opole—Poland’s first high-capacity grid battery—and lines up 120-MW and 200-MW follow-ups for 2027-28.
Jun 4, 2025 // Storage, Poland, Europe, EDF Renewables, Opole
Rolls-Royce Powers Dutch Wind Farm with New Battery
Rolls-Royce powers Zeewolde wind farm with a 35.1-MW battery, enhancing energy storage and grid efficiency for over 200 local stakeholders.
Jun 3, 2025 // Storage, Europe, Netherlands, Rolls-Royce, Zeewolde
EDF, Aukera Partner on Scottish Solar-Battery Project
EDF partners with Aukera Energy to power 25,000 homes with Benthead Solar Farm, cutting 17,000 tonnes of CO2 annually. AI-driven battery optimization included.
Jun 3, 2025 // Plants, Large-Scale, Commercial, Storage, UK, EDF, Europe, Aukera Energy