Long-Duration Energy Storage

iGrow News Long-Duration Energy Storage

Long-Duration Energy Storage

Coverage of storage technologies built for discharge beyond 4 hours, including flow batteries, compressed air, and long-duration lithium systems.

Eos Energy reported Q2 2026 revenue of $68.8M, up 351%, with a record $807M backlog and full-year guidance tightened to $300M-$350M.

Eos Energy Q2 2026 Revenue Jumps to $68.8 Million as Backlog Hits Record

Eos Energy reported Q2 2026 revenue of $68.8M, up 351%, with a record $807M backlog and full-year guidance tightened to $300M-$350M.

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Syntropic Power and UNIGRID formed a partnership to commercialize UNIGRID's sodium-chromium-oxide (NCO) battery technology in North America.

Syntropic Power and UNIGRID Partner to Deploy 1 GWh of Sodium-Ion Storage in North America

Syntropic Power and UNIGRID partnered to deploy 1 GWh of independently validated sodium-ion (NCO) battery storage in North America and build a U.S. production pathway.

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Frontier Power USA closed a $263M equity raise from Cerberus, Eos and Hudson Bay and acquired the 200 MW/800 MWh Blanquilla battery storage project in Texas.

Frontier Power USA Closes $263 Million Raise and Buys 800 MWh Texas Battery Project

Frontier Power USA closed a $263M equity raise from Cerberus, Eos and Hudson Bay and acquired the 200 MW/800 MWh Blanquilla battery storage project in Texas.

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Eolian has begun building Flint Grid, a 200 MW battery energy storage system with more than five hours of duration, adding up to roughly 1.06 gigawatt-hours of capacity, in Jersey Township, Licking County, Ohio. The project sits adjacent to New Albany data center and industrial load, an area Eolian describes as one of the country's fastest-growing data center and industrial corridors.

Eolian Begins Construction on 1+ GWh Flint Grid Battery Storage Project

Eolian has begun building Flint Grid, a 200 MW battery energy storage system with more than five hours of duration, adding up to roughly 1.06 gigawatt-hours of capacity, in Jersey Township, Licking County, Ohio. The project sits adjacent to New Albany data center and industrial load, an area Eolian describes as one of the country's

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Bimergen Energy Corporation, a U.S. energy infrastructure developer and operator, announced that its Redbird battery energy storage project outside Houston and two smaller Texas projects known as the Texas 10s have closed with FPU-BEC Development Topco, LLC, an entity affiliated with Cerberus Capital Management and its Frontier Power & Utilities platform. The Redbird project is a 100 MW / 400 MWh facility, while the two Texas 10s add another 80 MWh, bringing the combined portfolio to 480 MWh connected to the ERCOT grid.

Bimergen Energy Closes $8.9 Million Redbird Battery Storage Deal

Bimergen Energy Corporation, a U.S. energy infrastructure developer and operator, announced that its Redbird battery energy storage project outside Houston and two smaller Texas projects known as the Texas 10s have closed with FPU-BEC Development Topco, LLC, an entity affiliated with Cerberus Capital Management and its Frontier Power & Utilities platform. The Redbird project is

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Delectrik Systems, working with Bondada Engineering, has won a tender to deploy India's first utility-scale vanadium redox flow battery project, sized at 100 MWh.

Delectrik Systems to Deploy India’s First Utility-Scale Flow Battery

Delectrik Systems, working with Bondada Engineering, has won a tender to deploy India's first utility-scale vanadium redox flow battery project, sized at 100 MWh.

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Airengy partner to explore & assess the potential of long-duration compressed air energy storage in a Nobian-operated salt cavern in Denmark.

Airengy Partners With Nobian on Compressed Air Energy Storage in Denmark

Airengy (TASE: ARNG) announced a new partnership agreement to explore and assess the potential of long-duration compressed air energy storage in a Nobian-operated salt cavern in Denmark. The site has a capacity of 2.5 gigawatt-hours (2,500 megawatt-hours) and an output in the range of 3 to 10 megawatts. The planned power plant would connect to

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