From: Improvements for electromechanical oscillation mode estimation via subspace identification methods
Mode | Frequency (Hz) | Damping ratio (%) | ||||
---|---|---|---|---|---|---|
 | Estimated | Reference | RMSE | Estimated | Reference | RMSE |
Local mode 1 | 1.042 | 1.021 | 0.023 | 4.74 | 5.31 | 1.70 |
Local mode 5 | 1.181 | 1.134 | 0.048 | 7.82 | 7.92 | 1.48 |
Inter-area mode | 0.631 | 0.636 | 0.009 | 3.82 | 3.98 | 1.45 |