Design of a Real-Time Adaptively Tuned Dynamic Vibration Absorber with a Variable Stiffness Property Using Magnetorheological Elastomer

Table 2

System parameter used in numerical calculation.

Mass ratio (absorber/primary)	0.1	0.2	0.3
Tuned frequency ratio (absorber/primary)	0.91	0.83	0.77
Optimal damping ratio (for absorber)	0.17	0.21	0.23
Frequency ratio (when absorber is immobilized)	0.95	0.91	0.88
Variable frequency range of absorber	0.79–1.11	0.76–1.06	0.73–1.03
Damping ratio (primary system)	0.008
Damping ratio (absorber)	0.12