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Keywords: periodically time-varying system
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. March 2010, 77(2): 021012.
Published Online: December 14, 2009
... periodically time-varying system In this introductory section, we state briefly the state of the art in modal analysis of linear rotor-bearing systems, analyze the nature of the whirl speed chart (better known as the Campbell diagram), which is the plot of the modal frequencies and possible excitation...