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Program

Long-Duration Energy Storage (LDES) Portfolio

Helps Long Duration Energy Storage Portfolio for Demonstrating energy storage systems capable of hour discharge for grid resilience.

Office of Clean Energy DemonstrationsUnited StatesCooperative agreement

The Long-Duration Energy Storage portfolio sits under the U.S. Department of Energy's Office of Clean Energy Demonstrations and brings together the Long-Duration Energy Storage Demonstrations Program, the DOE/DOD Joint Program, and the Long-Duration Energy Storage Pilot Program. It is built around grid storage systems that can discharge for 10 hours or more, which makes it a direct fit for resilie…

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No upcoming rounds verified. Cadence: Multiple per year.

Last verified: 1 Jun 2026Source: www.energy.gov