Title :
Failure analysis on foreign object damage of aero-engine compressor blade
Author :
Rong Chen ; Fengjun Lv ; Quan Li ; Guoru Fu ; Hongwei Wang ; Zhigang Chai ; Zhigang Xu
Author_Institution :
Beijing Aeronaut. Technol. Res. Center, Beijing, China
Abstract :
Aero-engine blades always failure due to impact of foreign object damage in service. Damnification and consequent fracture failure of blade is one of the main failure modes for the compressor blades in aero-engine. Damage characteristic on blades caused by different kind of material are various. Observation on damaged surfaces, trace analysis and surface element analysis by means of SEM and X-ray energy spectrum are effective methods to estimate the attribute, component and outline of foreign object. In this paper, analysis on several cases of FOD are introduced. The features, principles and rules of several typical FOD modes are summarized through failure cases analysis.
Keywords :
aerospace components; aerospace engines; blades; compressors; failure analysis; fracture; scanning electron microscopy; SEM; X-ray energy spectrum; aeroengine compressor blade; foreign object damage characteristics; fracture failure analysis; surface element analysis; Airports; Birds; Blades; Engines; Failure analysis; Fasteners; Inorganic materials; Rough surfaces; Surface cracks; Surface roughness; aero-engine blade; failure analysis; foreign object damage;
Conference_Titel :
Reliability, Maintainability and Safety, 2009. ICRMS 2009. 8th International Conference on
Conference_Location :
Chengdu
Print_ISBN :
978-1-4244-4903-3
Electronic_ISBN :
978-1-4244-4905-7
DOI :
10.1109/ICRMS.2009.5270002