Variable impedance bearings for large rotating machinery.
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Variable impedance bearings for large rotating machinery. by M. J. Goodwin

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Published by University of Aston. Department of Mechanical and Production Engineering in Birmingham .
Written in English


Book details:

Edition Notes

Thesis (PhD) - University of Aston in Birmingham, 1981.

ID Numbers
Open LibraryOL13775477M

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rotating machinery should be acquainted with the fundamen­ tals of the vibration suppression characteristics of a number of different fluid film bearings. Rotating machines are commonly supported in fluid film hydrodynamic bearings. They have relatively low frictional resistance to turning, but more importantly provide viscous. This paper describes a procedure suitable for field implementation that allows identification of synchronous bearing support parameters (force coefficients) from recorded rotor responses to by: for large size machinery the emphasis on realising rotating applications with various table diameters. In addition to the bearing units described in Technical exceeded by 90% of a sufficiently large group of apparently identical bearings before the first evidence of material fatigue develops CkN . Abstract. Recent work in the area of variable impedance supports for rotating machinery (1,2) has shown both theoretically and experimentally that in the majority of rotating machines the supports/bearings are over-stiff and that a reduction of the support stiffness can significantly reduce the vibration amplitude of the shaft, reduce the support force transmission and increase the system’s Cited by: 3.

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