Table 5 Comparative performance and optimization settings for fuzzy-PS, fuzzy-PSO, and fuzzy-GA controllers.

From: Fuzzy controller-driven pattern search optimization for a DC–DC boost converter to enhance photovoltaic MPPT performance

Method

Iterations to converge

Final RMSE

Population size

No. of iteration

Objective function

No. MFs input/output)

No. fuzzy rules

Convergence behavior

Fuzzy-PS

~ 90

0.6861

20

100

RMSE (Power Error)

2/1

11

Fastest, smooth, most stable

Fuzzy-PSO

~ 90

0.9454

20

100

RMSE (Power Error)

2/1

11

Good, some oscillations

Fuzzy-GA

100

1.527

20

100

RMSE (Power Error)

2/1

11

Slowest, higher oscillations