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System Flexibility

The ability to respond to system changes and uncertainties.

Definition by NERC

Source: 1

System flexibility is defined as the ability of supply-side and demand-side resources to respond to system changes and uncertainties. Flexibility also includes the ability to store energy for delivery in the future and the operational flexibility to schedule/dispatch resources in the most efficient manner.

Last modified: 2025-10-29

Related: flexibility-reserve · flexibility-options

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  1. NERC (2010). Special Report Potential Reliability Impacts of Emerging Flexible Resources. http://web.archive.org/web/20250615132555/https://www.nerc.com/pa/RAPA/ra/Reliability%20Assessments%20DL/IVGTF_Task_1_5_Final.pdf ↩