Research Article
Application of Hybrid MOPSO Algorithm to Optimal Reactive Power Dispatch Problem Considering Voltage Stability
Table 4
Optimal settings of control variables for
and
minimization in IEEE 30-bus system (Case 2(b): contingency state).
| Variable | Initial | MOPSO | NSGA-II | MOEA/D | HMOPSO | Best | Best | Best | Best | Best | Best | Best | Best |
| | 1.05 | 1.0844 | 1.0837 | 1.0848 | 1.0803 | 1.0888 | 1.0754 | 1.0772 | 1.0512 | | 1.04 | 1.0735 | 1.0729 | 1.0723 | 1.0689 | 1.0734 | 1.0668 | 1.0733 | 1.0451 | | 1.01 | 1.0537 | 1.0533 | 1.0525 | 1.0456 | 1.0504 | 1.0297 | 1.0624 | 1.0175 | | 1.01 | 1.0558 | 1.0566 | 1.0525 | 1.0475 | 1.0506 | 1.0413 | 1.0555 | 1.0136 | | 1.05 | 1.0963 | 1.0962 | 1.0688 | 1.0674 | 1.0762 | 1.0771 | 1.0862 | 1.0747 | | 1.05 | 1.0793 | 1.0788 | 1.0805 | 1.0758 | 1.0649 | 1.0656 | 1.0646 | 1.0531 | | 1.078 | 1.0125 | 1.0125 | 0.9875 | 0.9875 | 0.9875 | 1.0375 | 1.0125 | 0.9875 | | 1.069 | 0.9 | 0.9 | 0.9125 | 0.925 | 0.9 | 0.9375 | 0.9875 | 0.9125 | | 1.032 | 0.9875 | 0.9875 | 1 | 1 | 1 | 1.05 | 1.025 | 1.05 | | 1.068 | 0.95 | 0.95 | 0.95 | 0.9375 | 0.95 | 0.925 | 0.95 | 0.925 | | 0.0 | 0.01 | 0 | 0.01 | 0.02 | 0.02 | 0.01 | 0.02 | 0.02 | | 0.0 | 0.04 | 0.3 | 0.02 | 0.02 | 0.01 | 0.05 | 0.01 | 0.03 | (MW) | 6.5179 | 5.4436 | 5.5493 | 5.5094 | 5.5548 | 5.4504 | 5.6932 | 5.3076 | 5.9774 | | 0.2956 | 0.2162 | 0.2061 | 0.2177 | 0.2168 | 0.2197 | 0.1980 | 0.2386 | 0. 1842 |
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