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

Table 3

Optimal parameters with body acceleration as the single objective.

Optimized parameters (symmetric damping)	Value	Optimized objective
Stiffness of main spring k1 (N·m^−1)	7465	0.9334 m·s^−2
Stiffness of deputy spring k2 (N·m^−1)	1184
Coefficient of symmetric damping c0 (N·s·m^−1)	1056
Inertance b (kg)	7797
Optimized parameters (asymmetric damping)	Value	Optimized objective
Stiffness of main spring k1 (N·m^−1)	2860	0.9180 m·s^−2
Stiffness of deputy spring k2 (N·m^−1)	847
Coefficient of tensile damping c1 (N·s·m^−1)	1149
Coefficient of compression damping c2 (N·s·m^−1)	1057
Inertance b (kg)	5351