J0110103 A dynamic behavior analysis of jet-engine fan blade under impact loading

2015 ◽  
Vol 2015 (0) ◽  
pp. _J0110103--_J0110103-
Author(s):  
Bidhar Kumar SUJIT ◽  
Yoshinori SHIIHARA ◽  
Nobuhiro YOSHIKAWA ◽  
Hiroshi KUROKI ◽  
Masahiro HOJO
2012 ◽  
Vol 460 ◽  
pp. 160-164 ◽  
Author(s):  
Song He Zhang ◽  
Yue Gang Luo ◽  
Bin Wu ◽  
Bang Chun Wen

The dynamic model of the three-span rotor-bearing system with rub-impact fault was set up. The influence to nonlinear dynamics behaviors of the rotor-bearing system that induced by rub-impact of one disc, two discs and three discs were numerically studied. The main influence of the rotor system response by the rub-impact faults are in the supercritical rotate speed. There are mutations of amplitudes in the responses of second and third spans in supercritical rotate speed when rub-impact with one disc, and there are chaotic windows in the response of first span, and jumping changes in second and third spans when rub-impact with two or three discs.


2003 ◽  
Vol 243-244 ◽  
pp. 87-92 ◽  
Author(s):  
Ning Liu ◽  
Guan Chang Jin ◽  
Xue Feng Yao ◽  
Gui Tao Li

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