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Table 1 Parameters of unit body

From: Vibration Reduction Performance of Damping-Enhanced Water-Lubricated Bearing Using Fluid-Saturated Perforated Slabs

Parameter

Value

Density of solid phase ρs (kg/m3)

1190

Density of fluid phase ρf (kg/m3)

998

Stiffness coefficient of solid phase k (N/m)

2×108

Inner damping coefficient of solid phase Cs

0.2

Inner damping coefficient of fluid phase Cff

0.02

Friction damping coefficient between fluid-solid phase Cfs

0.4