From Minor Player to Major League: Moving

Energy storage with more than four hours of duration could play an important role in integrating lots of renewable energy onto the

2025 Jul 31

Beyond Four Hours: Potential Market Drivers for Deploying

Transition to durations beyond 4 hours will be driven by changes in valuation based on several factors: A shift to longer winter peaks and changes in capacity

2025 Oct 24

From Minor Player to Major League: Moving Beyond 4-Hour Energy Storage

Energy storage with more than four hours of duration could play an important role in integrating lots of renewable energy onto the U.S. power grid, but it makes up less than 10%

2024 Apr 02

ENERGY STORAGE PROJECTS

. Energy storage encompasses an array of technologies that enable energy produced at one time, such as during daylight or windy hours, to be stored for later use. LPO can finance

2024 Jan 18

DOE Announces $325 Million for Long-Duration Energy Storage Projects

The U.S. Department of Energy (DOE) today announced up to $325 million for 15 projects across 17 states and one tribal nation to accelerate the development of long-duration

2025 May 13

Beyond Four Hours: How Long-Duration Storage Will Redefine

Long-duration storage is poised to break the four-hour barrier and open a new chapter for the power grid. By 2030, iron pellets that breathe, tanks of liquid air, and rivers of

2024 Jul 06

New analysis finds substantial value of adding up to 4-hour

We are pleased to announce a new study that examines the value of adding batteries to wind and solar plants located in areas that face transmission congestion. We

2025 Dec 08

New opportunities for 4-hour-plus energy storage

Energy storage with more than four hours of duration could assume a key role in integrating renewable energy into the US power grid on the back of a potential shift to net

2024 Jan 18

The search for long-duration energy storage

Now several companies say they have developed cheaper technologies, including flow batteries and metal-air batteries, that promise to unlock long-duration energy storage.

2024 Nov 20

CATL Redefining Long-Duration Energy Storage: The 4-Hour vs. 8-Hour

Last year, the New South Wales (NSW) government is considering a policy change to redefine long-duration energy storage, reducing the minimum threshold from 8

2025 Sep 20

Rethinking long-duration energy storage – Center for Energy

To truly reimagine long-duration energy storage solutions, we must explore alternative use cases and leverage the opportunities presented by non-lithium-ion technologies.

2025 Jul 13

View/Download 4 hours or more energy storage projects [PDF]

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