Research Article
Application of Hybrid MOPSO Algorithm to Optimal Reactive Power Dispatch Problem Considering Voltage Stability
Table 5
Optimal solutions of control variables for
, VD, and
minimization in IEEE 30-bus system (Case 3).
| Variable | Initial | NSGA-II | MOEA/D | HMOPSO | Best | Best VD | Best | Best | Best VD | Best | Best | Best VD | Best |
| | 1.05 | 1.0688 | 1.0256 | 1.0594 | 1.0828 | 1.0176 | 1.0706 | 1.0886 | 1.0425 | 1.0748 | | 1.04 | 1.0570 | 1.0246 | 1.0053 | 1.0727 | 1.0044 | 1.0642 | 1.0813 | 1.0316 | 1.0655 | | 1.01 | 1.0338 | 1.0248 | 1.0780 | 1.0478 | 0.9998 | 1.0349 | 1.0547 | 1.0143 | 1.0452 | | 1.01 | 1.0340 | 1.0057 | 1.0518 | 1.0480 | 0.9999 | 1.0362 | 1.0591 | 1.0132 | 1.0461 | | 1.05 | 1.0877 | 1.0543 | 1.0831 | 1.0938 | 1.0938 | 1.0627 | 1.0986 | 1.0664 | 1.0456 | | 1.05 | 1.0538 | 1.0287 | 1.0503 | 1.0951 | 1.0359 | 1.0597 | 1.0714 | 1.0238 | 1.0542 | | 1.078 | 0.9875 | 1 | 1.025 | 1.025 | 1.025 | 0.9875 | 1.025 | 1.05 | 1 | | 1.069 | 0.9375 | 0.9 | 0.9625 | 0.9 | 1 | 0.9625 | 0.9375 | 0.9125 | 0.9 | | 1.032 | 0.9625 | 0.95 | 0.9375 | 1.0125 | 0.9875 | 1.0125 | 1.0125 | 0.975 | 0.9375 | | 1.068 | 0.95 | 0.925 | 0.95 | 0.975 | 0.925 | 0.9 | 0.9625 | 0.925 | 0.925 | | 0.0 | 0.03 | 0.02 | 0 | 0 | 0 | 0.02 | 0.02 | 0.01 | 0.04 | | 0.0 | 0.01 | 0.03 | 0.02 | 0.08 | 0.06 | 0.01 | 0.03 | 0.05 | 0.04 | (MW) | 5.8327 | 5.2064 | 5.8076 | 5.8909 | 4.9803 | 5.6340 | 5.3730 | 4.8638 | 5.8846 | 5.4867 | VD (pu) | 1.1582 | 0.6114 | 0.1268 | 0.6963 | 0.7145 | 0.1137 | 0.876 | 0.9625 | 0.1098 | 0.9886 | | 0.1728 | 0.1394 | 0.1437 | 0.1315 | 0.1385 | 0.1472 | 0.1301 | 0.1367 | 0.1567 | 0.1203 |
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