Uncovering the Root Causes of Stall Flutter in a Wide Chord Fan Blisk

Flutter was encountered at part speeds in a scaled wide chord fan blisk designed for a civil aeroengine during a rig test when the fan bypass flow was throttled toward its stall boundary. Analysis of the blade tip timing measurement data revealed that the fan blades vibrated at the first flap (1F) m...

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Bibliographic Details
Main Authors: Huang Huang, Mingming Yang, Dingxi Wang
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:International Journal of Turbomachinery, Propulsion and Power
Subjects:
Online Access:https://www.mdpi.com/2504-186X/7/4/30