Dynamic Vibration Absorber with Negative Stiffness for Rotor System

Table 2

Parameters for approximate stiffness.

(mm)	(N/mm)	(N/mm)	(N/mm)
20	−1.212	0.012	−0.001
15	−2.48	0.033	−0.002
10	−5.898	0.112	−0.008
5	−17.28	0.637	−0.054
2.5	−35.88	3.238	−0.434