Shape Optimization and Reliability Analysis of the Dovetail of the Disk of a Gas Turbine Engine

2014 ◽  
Vol 38 (4) ◽  
pp. 379-384
Author(s):  
Jae-Sung Huh
Author(s):  
R. H. W. Brook

When a serious failure situation has developed, an expensive crash programme is usually required. If in-service data are analysed as a routine, then impending trouble may be foreseen and management decisions made to minimize the cost. A reliability analysis can help to establish a failure pattern compatible with intuitive engineering assessment so that, from a realistic prediction, alternative courses of action can be considered. A recent gas-turbine engine problem which has caused six component failures is analysed, and alternative replacement strategies are considered. It is suggested that to adopt the intuitive compromise strategy could be the most expensive in this case.


2020 ◽  
Vol 33 (4) ◽  
pp. 04020042
Author(s):  
Krzysztof Marchlewski ◽  
Łukasz Łaniewski-Wołłk ◽  
Sławomir Kubacki

1992 ◽  
Author(s):  
KIRK D ◽  
ANDREW VAVRECK ◽  
ERIC LITTLE ◽  
LESLIE JOHNSON ◽  
BRETT SAYLOR

2013 ◽  
Vol 50 (1) ◽  
pp. 43-49
Author(s):  
A. Neidel ◽  
B. Matijasevic-Lux

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