Long-Duration Energy Storage US DOE portofolio

Source: International Energy Agency
Last updated: 11 July 2025
The Long-Duration Energy Storage portfolio helps to advance Long-duration energy storage (LDES) systems toward widespread commercial deployment. The goal of this portfolio is to fund projects that will overcome the technical and institutional barriers that exist for deployment, with a focus on different technology types for a diverse set of regions, with different programs (Long-Duration Energy Storage Demonstrations Program, DOE/DOD Long-Duration Energy Storage Joint Program, Long-Duration Energy Storage Pilot Program (The project was launched in 2024 with an initial budget of USD 100 million), etc.)

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