Squeeze-film damper bearings, when properly designed, are a simple means of curbing instabilities and reducing vibration in rotor-bearing assemblies. This paper describes vibration tests carried out on a rigid rotor — flexible bearing test rig incorporating a squeeze-film damper; comparisons are made with theoretical predictions.
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References
1.
HumesB.HolmesR., ‘The role of sub-atmospheric film pressure in the vibration performance of squeeze-film bearings’, J. mech. Engng Sci., 1978, 20, 283–289.
2.
HolmesR.DedeM., ‘Dynamic pressure determination in a squeeze-film damper’, in Vibrations in Rotating Machinery (1980), 1980 (Institution of Mechanical Engineers, London) pp. 71–75.