Research on the Dynamic Parameters Equivalent Model of Angular Contact Ball Bearings

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Abstract:

Aiming at the key problem in determining the modal parameters of bearings finite element model (FEM), an equivalent model to investigate the bearings dynamic parameters was proposed based on the Sjoväs load integral formulae, and several unequal units of spring and damper were applied; an experimental device for testing the bearings dynamic parameters was developed. The comparison of experimental results and simulation results showed that the proposed modeling approach could accurately analyze the modal parameters of bearings, and the relative errors of corresponding vibration frequencies in the radial and the axial directions could be controlled within 3%.

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553-558

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December 2013

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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