Research Article
Enhancing Distribution System Performance via Distributed Generation Placement and Reconfiguration Based on Improved Symbiotic Organisms Search
Table 2
Comparisons of ISOS and other techniques in solving 69-node system.
| Items | Opened switches | PDG (kW)/(node) | Power losses (kW) | Power loss reduction (%) | Minimum voltage magnitude (pu) |
| Original case | 69-70-71-72-73 | — | 225 | — | 0.9092 | ISOS | 69-70-14-55-61 | 475/(64) 1400/(61) 406/(12) | 35.3549 | 84.2861 | 0.9806 | SOS | 69-70-13-55-63 | 301/(69) 544/(27) 1435/(61) | 36.3982 | 83.8224 | 0.9803 | FF [17] | 12-19-57-61-69 | 251/(60) 1232/(61) 452/(62) | 40.30 | 82.08 | 0.9816 | ISCA [18] | 12-19-57-63-69 | 100/(61) 410/(62) 461/(65) | 39.73 | 82.34 | 0.9798 | FWA [19] | 13-55-63-69-70 | 1127/(61) 275/(62) 415/(65) | 39.25 | 82.55 | 0.9796 | HSA [20] | 13-17-58-61-69 | 1066/(61) 352/(60) 452/(62) | 40.3 | 82.08 | 0.9736 | GA [20] | 10-15-45-55-62 | — | 46.5 | 73.38 | 0.9727 | RGA [20] | 10-14-16-55-62 | — | 44.23 | 80.32 | 0.9742 | EOA [21] | 12-18-56-63-69 | 522/(27) 1463/(61) 278/(66) | 37.55 | 83.31 | — | IEOA [21] | 12-57-63-69-70 | 362/(12) 518/(26) 1400/(61) | 36.3986 | 83.82 | — |
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