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Table 2 Detailed structural and material parameters of the three experimental samples

From: Numerical Simulation and Experimental Verification of the Stiffness and Stability of Thrust Pad Aerostatic Bearings

Design variable

Orifice restrictor

Multiple restrictors

Porous restrictors

Bearing diameter D/mm

50

50

50

Orifice diameter d/mm

0.0665

0.7

Groove width w g /mm

0.20

Groove depth d g /mm

0.10

Groove length l g /mm

1.50

Viscous resistance coefficient d r /m−2

1.258 × 1014

Inertia resistance coefficient c r /m−1

2.498 × 107

Porosity γ

0.18