Dynamic Stability

The ability to damp oscillations; or the general term for rotor angle stability, frequency stability, and voltage stability.

Last Updated:  January 18, 2026

Version:  1.0.2

Generated:  January 19, 2026

Definition by PJM

Source: p64, Revision 69

The ability of a generating unit or a group of generating units to damp oscilations caused by relatively minor disturbances through the action of properly tuned control systems.

Definition by a European Union Regulation

Source: p6

‘dynamic stability’ is a common term including the rotor angle stability, frequency stability and voltage stability;