Long-Duration Energy Storage
Grid storage systems designed to discharge over many hours, days, or seasons to support high-renewable electricity systems.
Core metadata
- ID: long_duration_energy_storage
- Era: Future
- First known date: 2035 (unknown)
- Region: Forecast / not yet broadly established
- Review status: source_checked
- Maturity: forecast
Prerequisites
- Grid-Scale Battery Storage (grid_scale_battery_storage)
- Pumped Hydro Storage (pumped_hydro_storage)
- Smart Grids (smart_grids)
Dependents
- None.
Fields
Field lanes
- Energy Systems & Grid: Roadmap
Node sources
- Energy Storage (U.S. Department of Energy, 2026, official_agency) • Supports: node, maturity, roadmap
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 3
- Average edge confidence: 35%
- Prerequisite sources: 3
- speculative: 3
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Grid-Scale Battery Storage (grid_scale_battery_storage) | speculative | 35% | speculative | Grid-Scale Battery Storage is a plausible dependency for a forecast technology and should be treated as speculative. |
|
| Smart Grids (smart_grids) | speculative | 35% | speculative | Smart Grids is a plausible dependency for a forecast technology and should be treated as speculative. |
|
| Pumped Hydro Storage (pumped_hydro_storage) | speculative | 35% | speculative | Pumped Hydro Storage is a plausible dependency for a forecast technology and should be treated as speculative. |
|
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