Table 2 Performance comparison of controllers corresponding to a measurement noise variance of 0.005
| Controller | Steady state error (p.u.) | Variance |
Computational time (s) |
|---|---|---|---|
| Integral | −0.007 | 3.49 × 10−7 | 2.56377 |
| LQR | −3 × 10− 4 | 2.16 × 10− 8 | 14.9660 |
| Proposed | − 4 × 10− 3 | 1.67 × 10− 6 | 1.70527 |