Research Article
A Novel Fuzzy RPID Controller for Multiarea AGC with IABC Optimization
Table 1
ITAE and FD performance indices for Case
1.
| Change of parameters | IABC-FPID | PSO-FPID | GA-FPID | ITAE | FD | ITAE | FD | ITAE | FD |
| 25% | 0.175 | 4.347 | 0.387 | 57.943 | 0.554 | 124.838 | 20% | 0.176 | 4.366 | 0.404 | 62.682 | 0.571 | 131.142 | 15% | 0.186 | 4.513 | 0.423 | 68.020 | 0.588 | 138.122 | 10% | 0.182 | 4.581 | 0.443 | 74.032 | 0.605 | 145.601 | 5% | 0.180 | 4.632 | 0.464 | 80.430 | 0.625 | 153.825 | Nominal | 0.176 | 4.60 | 0.484 | 87.795 | 0.647 | 162.919 | −5% | 0.205 | 5.085 | 0.506 | 95.854 | 0.671 | 173.010 | −10% | 0.181 | 4.730 | 0.527 | 105.787 | 0.740 | 184.776 | −15% | 0.163 | 4.633 | 0.559 | 118.408 | 0.737 | 196.615 | −20% | 0.181 | 4.964 | 0.605 | 130.338 | 0.816 | 211.230 | −25% | 0.166 | 4.844 | 0.670 | 146.116 | 0.853 | 226.947 |
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