Demonstration of advanced life-prediction and state-awareness technologies necessary for prognosis of turbine engine disks

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5394, Issue , 2004, Pages 23-32

  Russ, Stephan M ^a   Rosenberger, Andrew H ^a   Larsen, James M ^a   Berkley, Robert B ^b   Carroll, David ^b   Cowles, Bradford A ^b   Holmes, Richard A ^b   Littles Jr , Jerrol W ^b   Pettit, Richard G ^b   Schirra, John J ^b  

^a AIR FORCE RESEARCH LABORATORY   (United States)

^b PRATT AND WHITNEY   (United States)

Author keywords

3D fracture mechanics; Crack growth; Dwell fatigue; Life prediction; Prognosis; State awareness sensing; Time of arrival; Transfer function

Indexed keywords

CRACK PROPAGATION; CRACKS; DECISION MAKING; FATIGUE OF MATERIALS; FRACTURE MECHANICS; TRANSFER FUNCTIONS;

DWELL FATIGUE; LIFE PREDICTION; STATE-AWARENESS SENSING; TIME-OF-ARRIVAL;

TURBINES;

EID: 5444267963     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.540404     Document Type: Conference Paper

References (6)

1. Cowles, B.A., "Life Prediction in High Temperature Environments: Overview of a Current Gas Turbine Engine Approach," Materials Science and Engineering A, A103 (1), pp. 63-69, 1988.
2. Engine Structural Integrity Program (ENSIP), MIL-STD-1783 (USAF), 30 November 1984.
3. Christodoulou, L. and Larsen, J. M., "Using Materials Prognosis to Maximize the Utilization Potential of Complex Mechanical Systems," JOM, pp. 15-19, March 2004.
4. Muschlitz, G. C., "USN Rotor Spin Facility Experience with Disk Crack Detection Sensing Technology," presented at Materials Prognosis: Integrating Damage-State Awareness and Mechanism-Based Prediction, Session 3, TMS 2003, San Diego, CA, 4 March 2003.
5. Test Devices, Inc., "Welcome to Test Devices, Inc." 2004, Test Devices Inc., Hudson, MA, 17 February 2004 〈http://www.testdevices. com〉.
6. Carter, B.J., Wawrzynek, P.A., Ingraffea, A.R., "Automated 3D Crack Growth Simulation", Gallagher Special Issue of Int. J. Num. Meth Engng, 47, pp. 229-253, 2000.