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Table 13 Optimal performance for Indian 191-bus practical system of three different methods

From: Hybrid intelligence approach for multi-load level reactive power planning using VAR compensator in power transmission network

Methods LSA PFA MA
System real power loss (in p.u) Minimum Operating cost (in $) System real power loss (in p.u) Minimum Operating cost (in $) System real power loss (in p.u) Minimum Operating cost (in $)
PSO 0.9048 4.759 × 107 0.9051 4.760 × 107 0.9054 4.762 × 107
DE 0.9016 4.740 × 107 0.9037 4.751 × 107 0.9025 4.74 × 107
CSA 0.9004 4.730 × 107 0.9008 4.737 × 107 0.9044 4.757 × 107
PSODE 0.8971 4.719 × 107 0.8972 ×107 0.8976 4.721 × 107
PSOCSA 0.8954 4.710 × 107 0.8967 4.717 × 107 0.8970 4.718 × 107
DECSA 0.8884 4.673 × 107 0.8995 4.701 × 107 08990 4.716 × 107