Table 6 Optimal 2DOF-PIDA controller parameters.

From: A new intelligent control strategy for CSTH temperature regulation based on the starfish optimization algorithm

Parameter

SFOA

GCRA

MSA

HBA

AO

\({{\varvec{K}}_{\varvec{p}}}\)

8.4566

6.7742

7.4883

15.3677

10.7573

\({{\varvec{T}}_{\varvec{i}}}\)

125.4357

148.2619

179.0271

124.7468

91.0258

\({{\varvec{T}}_{\varvec{d}}}\)

40.1104

36.4294

34.2824

36.0748

33.3091

\({\varvec{\alpha}_{\varvec{d}}}\)

0.1533

0.1812

0.1340

0.1887

0.2112

\(\varvec{\beta}\)

0.9087

1.0661

1.0713

0.7265

0.6370

\(\varvec{\gamma}\)

7.3544

6.4972

6.0058

4.1054

4.3824

\({{\varvec{T}}_{\varvec{a}}}\)

23.6976

23.7971

18.6869

24.4536

20.2475

\({\varvec{\alpha}_{\varvec{a}}}\)

0.1561

0.2002

0.1838

0.1269

0.1997