Optimal Design and Dynamic Performance Analysis Based on the Asymmetric-Damping Vehicle ISD Suspension

Table 4

Optimal parameters with suspension working space as the single objective.

Optimized parameters (symmetric damping)	Value	Optimized objective
Stiffness of main spring k1 (N·m^−1)	6437	0.0082 m
Stiffness of deputy spring k2 (N·m^−1)	2294
Coefficient of symmetric damping c0 (N·s·m^−1)	1816
Inertance b (kg)	903
Optimized parameters (asymmetric damping)	Value	Optimized objective
Stiffness of main spring k1 (N·m^−1)	7351	0.0081 m
Stiffness of deputy spring k2 (N·m^−1)	3146
Coefficient of tensile damping c1 (N·s·m^−1)	1797
Coefficient of compression damping c2 (N·s·m^−1)	1836
Inertance b (kg)	315