Performance Analysis of a Semiactive Suspension System with Particle Swarm Optimization and Fuzzy Logic Control

Table 11

Performance comparison of systems based on maximum damping coefficient for step road profile.

Parameters	Maximum damping coefficient limit (N s/m)
	4000		3000		2000		1000
Tire load	9.7	1.3	9.6	1.5	11.6	2	15.4	2.5
	−9.7	5.3	−9.6	5.5	−11.6	6	−15.4	6.5
Suspension displacement	0	1.3	9.6	1.9	21	2.3	36.6	3.5
	0	5.3	−4.8	5.9	−10.5	6.3	−18.3	7.5

Bold cells give percentage overshoot.
Italic cells give stabilizing time in seconds.