High Frequency Modal Testing of the Multiblade Packets Using a Noncontact Measurement and Excitation System

High cycle failure of blades and vanes caused by the vibration is one of the major causes reducing the lifetime of turbomachines. For multiblade packets, the failure may occur at vibrations with high frequencies that can reach up to tens of kHz. The experimental modal testing of blades is crucial fo...

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Bibliographic Details
Main Authors: C. H. Liu, C. Zang, F. Li, E. P. Petrov
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.1155/2020/8740941
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