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3. Sizing of Hybrid PV/Batteries Bank/Diesel Generator System 273

x 10 5 PSO convergence characteristic
1.4353

1.4353 Npopulation=10
Fitness function value 1.4353

1.4353

1.4353

1.4353
0 5 10 15 20 25 30
Iteration
x 10 5 PSO convergence characteristic
1.58
1.56 Npopulation=20
1.54
Fitness function value 1.52

1.5
1.48
1.46

1.44
0 5 10 15 20 25 30
Iteration
x 10 5 PSO convergence characteristic
1.465
1.46
Fitness function value 1.455 Npopulation=30

1.45

1.445
1.44
0 5 10 15 20 25 30
Iteration
FIGURE 8.11
Effect of the number of populations on the conversion of PSO algorithm.