What do you do with a 100-hour battery?

Catalyst with Shayle Kann · Dec 14, 2023 · 49m

It’s time to get specific. In the power industry “long-duration energy storage” could mean anything from 4 to 10 to 100 hours of energy. But Form Energy’s Mateo Jaramillo argues that batteries in the ballpark of 100 hours hit a sweet spot, and that sweet spot deserves its own term: multi-day storage.

In the 15 minute to 12 hour range, lithium-ion batteries shine, effectively displacing natural gas peaker plants that run less than 5% of the year. But they don’t displace higher-capacity generation. Nor do they meet the needs of the grid during significant weather events, like heat domes…