Online Identification of the Bearing Dynamic Parameters for Rotor-Bearing Systems

A finite element model of rotor-bearing system with two disks was derived. Based on the vibration of journals, the online identification algorithm of the bearing dynamic parameters was studied. The identification of the bearing dynamic parameters of the rotor was validated by numerical simulations....

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Veröffentlicht in:Applied Mechanics and Materials 2012-01, Vol.141, p.397-402
Hauptverfasser: Xie, Peng Ru, Zhou, Shao Ping, Liu, Chang Li, Di, Yuan
Format: Artikel
Sprache:eng
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Zusammenfassung:A finite element model of rotor-bearing system with two disks was derived. Based on the vibration of journals, the online identification algorithm of the bearing dynamic parameters was studied. The identification of the bearing dynamic parameters of the rotor was validated by numerical simulations. The results will contribute to on-line fault diagnosis based on model.
ISSN:1660-9336
1662-7482
1662-7482
DOI:10.4028/www.scientific.net/AMM.141.397