Title

Quasi-analytical solutions for the whirling motion of multi-stepped rotors with arbitrarily distributed mass unbalance running in anisotropic linear bearings

Journal title

Bulletin of the Polish Academy of Sciences Technical Sciences

Yearbook

2021

Volume

69

Issue

6

Authors

Klanner, Michael ; Prem, Marcel S. ; Ellermann, Katrin

Affiliation

Klanner, Michael : Graz University of Technology, Institute of Mechanics, Kopernikusgasse 24/IV, 8010 Graz, Austria ; Prem, Marcel S. : Graz University of Technology, Institute of Mechanics, Kopernikusgasse 24/IV, 8010 Graz, Austria ; Ellermann, Katrin : Graz University of Technology, Institute of Mechanics, Kopernikusgasse 24/IV, 8010 Graz, Austria

Keywords

Numerical Assembly Technique ; rotor dynamics ; whirling motion ; unbalance response ; quasi-analytical solution

Divisions of PAS

Nauki Techniczne

Coverage

e138999

Bibliography

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9.  M. Klanner, M.S. Prem, and K. Ellermann, “Steady-state harmonic vibrations of a linear rotor-bearing system with a discontinuous shaft and arbitrary distributed mass unbalance,” in Proceedings of ISMA2020 International Conference on Noise and Vibration Engineering and USD2020 International Conference on Uncertainty in Structural Dynamics, Leuven, Belgium, Sep. 2020, pp. 1257–1272.
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17.  R. Matthysen and D. Huybrechs, “Fast Algorithms for the Computation of Fourier Extensions of Arbitrary Length,” SIAM J. Sci. Comput., vol. 38, no. 2, pp. A899–A922, 2016.
18.  A.-C. Lee, Y. Kang, and L. Shin-Li, “A Modified Transfer Matrix Method for Linear Rotor-Bearing Systems,” J. Appl. Mech., vol. 58, no. 3, pp. 776–783, 1991.
19.  M.I. Friswell, J.E. T. Penny, S.D. Garvey, and A.W. Lees, Dynamics of Rotating Machines. New York: Cambridge University Press, 2010.
20.  A. De Felice and S. Sorrentino, “On the dynamic behaviour of rotating shaftsunder combined axial and torsional loads,” Meccanica, vol. 54, no. 7, pp. 1029–1055, 2019.
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Date

27.09.2021

Type

Article

Identifier

DOI: 10.24425/bpasts.2021.138999