Optimal Tuning of Decentralized PI Controller of Nonlinear Multivariable Process Using Archival Based Multiobjective Particle Swarm Optimization

Table 8

Comparison of allowed coal quality variation (%).

Load	100%		50%		0%
Disturbance	Sine	Step	Sine	Step	Sine	Step
Baseline PI [11]	(−14,11)	(−18,18)	(−18,16)	(−18,18)	(0,0)	(−18,18)
Simm A [22]	(−13,8)	(−5,14)	(−14,14)	(−12,18)	(0,5)	(−8,18)
MOPI [23]	(−13,8)	(−5,14)	(−14,14)	(−12,18)	(−3,18)	(−8,18)
SOPI [23]	(−13,8)	(−6,13)	(−14,14)	(−12,18)	(−4,18)	(−8,18)
Cuckoo PI [24]	(−15,12)	(−18,18)	(−18,17)	(−18,18)	(0,6)	(−18,18)
Bat PI [25]	(−15,12)	(−18,18)	(−18,17)	(−18,18)	(0,7)	(−18,18)
Optimal PI [28]	(−17,13)	(−18,18)	(−18,18)	(−18,18)	(−7,18)	(−18,18)
PADRC [17]	(−18,6)	(−17,14)	(−18,10)	(−12,18)	(−18,18)	(−8,18)
MOPSO PI	(−16,13)	(−18,18)	(−18,18)	(−18,18)	(−9,18)	(−18,18)