Performance of a New Fine Particle Impact Damper

Table 2

Relation between volumetric packing ratio r_p and mass m for the filled copper particles in the FPID.

Volumetric packing ratio rp	10%	20%	40%	60%	80%	100%
Mass m (g)	0.25 g	0.5 g	1.0 g	1.5 g	2.0 g	2.5 g