Long-duration energy storage

Energy storage

Will this startup finally crack the code on flow battery tech?

Germany’s CMBlu just pulled in a 100-million-euro investment, is ramping up manufacturing and has contracts with major utilities. Can it succeed where others have failed?

By Julian Spector . 13 November 2023

A room full of large rectangular metal boxes attached to mechanical equipment — (CMBlu)

Long-duration energy storage

Why Energy Vault went from disrupting batteries to selling them

The buzzy startup raised a record $110M back in 2019 to transform grid storage with novel long-duration tech, but now it's embracing industry favorite lithium-ion.

By Julian Spector . 16 October 2023
Long-duration energy storage

Long-duration storage gets big boost with $325M from DOE

The department selected nine proposals with the goal of accelerating the adoption of emerging technologies, which could be key to cleaning up the grid.

By Julian Spector . 22 September 2023
Long-duration energy storage

Sacramento utility rolls out its first long-duration grid batteries

The municipal utility is tapping flow batteries from ESS for on-demand clean power. The project, ESS’ biggest, will provide an early test of the tech’s potential.

By Julian Spector . 18 September 2023
Long-duration energy storage

Eos wins $400M DOE loan guarantee to build longer-lasting batteries

Long-duration energy storage is a tough business, but it's vital to decarbonizing the grid. Eos thinks its zinc-based batteries are the best candidate for the job.

By Jeff St. John . 31 August 2023
Video

Video: How the Inflation Reduction Act has transformed US clean energy

Watch a conversation on the historic climate law’s impact featuring the Department of Energy’s David Crane and Canary Media’s Julian Spector.

By Julian Spector . 21 August 2023
Long-duration energy storage

Is Azelio's abrupt bankruptcy a bad omen for long-duration energy storage?

Many say long-duration storage is the energy transition's holy grail, but startups in the space are staring down brutally tough market conditions.

By Eric Wesoff . 3 August 2023
Long-duration energy storage

Grid storage innovator Energy Dome closes $60M funding round

The Italian long-duration storage startup is racing to build commercial projects after proving out its CO2-based storage technology for a major Italian utility.

By Julian Spector . 20 July 2023
Podcast

A groundbreaking long-duration battery nears industrial scale

Form Energy makes an iron-air battery capable of delivering electricity for 100 hours. The startup is now preparing for high-volume manufacturing.

Play

By 44 min . 12 July 2023
Long-duration energy storage

Form Energy closes its biggest deal yet for long-duration energy storage

The startup doesn't have any projects in commercial operation, but it has snagged another buyer with Georgia Power's order for a 15 MW/1,500 MWh iron-air battery.

By Julian Spector . 15 June 2023
Fun stuff

Canary Live Boston: Watch the event on Thurs., April 6 at 6:00 PM ET

We're broadcasting our event live from Greentown Labs in Somerville, Mass. this week.

By Nicholas Rinaldi . 5 April 2023