Table 3 Optimum gains of proposed and other controllers.

From: Performance analysis of DC-DC Buck converter with innovative multi-stage PIDn(1+PD) controller using GEO algorithm

Controller-Algorithm

KP

KI

KD

N

KPP

KDD

λ

μ

GEO-PIDn(1+PD) (Proposed)

0.001

25.8837

30.6391

233.7273

0.001

13.2283

0

0

OCSANM-FOPID46

47.4243

5.3645

0.01

0

0

0

1.0496

1.1234

CSA-FOPID46

27.0475

1.6971

0.01

0

0

0

0.8699

1.1234

LFDSA-FOPID48

14.8853

5.1086

0.00982

0

0

0

1.0056

1.0829

IHGS-FOPID49

37.6492

5.4315

0.01758

0

0

0

1.0167

1.0285

HHO-FOPID50

22.4084

9.9634

0.00977

0

0

0

1.0081

1.0523

AEONM-PID40

16.8278

1.1742

0.00992

0

0

0

1

1

AEO-PID40

33.1153

7.9506

0.00943

0

0

0

1

1

PSO-PID40

37.1502

3.7255

0.00821

0

0

0

1

1

DE-PID40

27.6235

1.3043

0.00873

0

0

0

1

1

SA-PID19

40.3741

9.45461

0.007808

0

0

0

1

1

WOA-PID19

43.5764

7.85992

0.008994

0

0

0

1

1

WOSAT-PID19

16.893

3.20991

0.009948

0

0

0

1

1

HHO-PID50

17.1269

3.7594

0.00947

0

0

0

1

1

GA-PID51

24.1506

7.5391

0.00778

0

0

0

1

1

  1. Significant values are in [bold].