Classifying helicopter gearbox faults using a normalized energy metric

Smart Materials and Structures

Volumn 10, Issue 1, 2001, Pages 145-153

  Samuel, Paul D ^a   Pines, Darryll J ^a  

^a UNIVERSITY OF MARYLAND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

FAILURE (MECHANICAL); FAILURE ANALYSIS; FREQUENCIES; GEARS; MAINTENANCE; NEURAL NETWORKS; VECTORS; VIBRATIONS (MECHANICAL);

FEEDFORWARD BACK PROPAGATION NEURAL NETWORK; HELICOPTER GEARBOX; KOHENAN NEURAL NETWORK CLASSIFIER; NORMALIZED ENERGY METRIC;

HELICOPTER ROTORS;

EID: 0035249542     PISSN: 09641726     EISSN: None     Source Type: Journal    
DOI: 10.1088/0964-1726/10/1/314     Document Type: Article

References (22)

1. Roe J D and Astridge D G 1986 The health and usage monitoring of helicopter systems - the next generation Proc. AHS 41st Forum (Fort Worth, TX, 15-17 May, 1985) pp 175-87
2. Land J and Weitzman C 1995 How HUMS systems have the potential of significantly reducing the direct operating cost for modern helicopters through monitoring Proc. AHS 51st Forum (Fort Worth, TX, May, 1995) pp 744-57
3. Lombardo D C 1993 A review of loads, fatigue design techniques and usage monitoring Technical Report no 15, Australian Department of Defense: Defense Science and Technology Organisation Aeronautical Research Laboratory
4. Health and monitoring system enhances helicopter safety 1993 Aviation Week Space Technol. 130 94
5. Marsh G 1996 The future of HUMS Avionics Mag. 20 22-7
6. Kershner S, Johnson J and Gamauf M 1998 Sikorsky support to commercial health and usage monitoring systems (HUMS): a summary of forty months of support Proc. AHS 53rd Forum (Virginia Beach, VA, 29 April-1 May, 1997) pp 1233-41
7. Samuel P D, Pines D J and Lewicki D G 1999 Fault detection in the OH-58A main transmission using the wavelet transform Proc. 52nd Meeting of the MFPT Society (Virginia Beach, VA, 30 March-3 April, 1998) pp 323-35
8. Samuel P D, Pines D J and Lewicki D G 2000 A comparison of stationary and non-stationary transforms for detecting faults in helicopter gearboxes J. Am. Helicopter Soc. 45 125-36
9. Chin H, Danai K and Lewicki D 1992 Efficient fault diagnosis of helicopter gearbox transmission NASA Technical Memo TM-106253, TR-92-C-034
10. Chin H, Danai K and Lewicki D 1992 Fault detection of helicopter gear boxes using the multi-valued influence matrix method NASA Technical Memo TM-106100, AVSCOM TR-92-C-015
11. Jammu V B, Danai K and Lewicki D G 1998 Unsupervised connectionist network for fault diagnosis of helicopter gearboxes Proc. AHS 53rd Forum (Virginia Beach, VA, 29 April-1 May, 1997) pp 1297-307
12. Essawy M A, Diwakar S, Zein-Sabatto S and Garga A K 1999 Fault diagnosis of helicopter gearboxes using neuro-fuzzy techniques Proc. 52nd Meeting of the MFPT Society (Virginia Beach, VA, 30 March-3 April, 1998) pp 293-302
13. Lo J-C, Van Dyck R E, Garga A K and Hall D L 1998 Fault prediction in transmissions using wavelet analysis Proc. 52nd Meeting of the MFPT Society (Virginia Beach, VA, 30 March-3 April, 1998) pp 441-50
14. Cohen L 1995 Time-Frequency Analysis (Engelwood Cliffs, NJ: Prentice-Hall) pp 44-50
15. Daubechies I 1990 The wavelet transform, time-frequency localization and signal analysis IEEE Trans. Informat. Theory 36 961-1005
16. Mallat S G 1989 A theory for multiresolution signal decomposition: the wavelet representation IEEE Trans. Pattern Anal. Machine Intell. 11 674-93
17. Newland D E 1993 An Introduction to Random Vibrations, Spectral, and Wavelet Analysis 3rd edn (Essex: Longman) pp 359-70
18. Newland D E 1994 Wavelet analysis of vibration, part I: theory J. Vibrat. Acoustics 116 409-16
19. Newland D E 1994 Wavelet analysis of vibration, part II: wavelet maps J. Vibrat. Acoustics 116 417-25
20. Dayhoff J 1990 Neural Network Architectures: An Introduction (New York: Van Nostrand Reinhold) pp 67-164
21. Lewicki D G, Decker H J and Shimski J T 1992 Development of a full-scale transmission testing procedure to evaluate advanced lubricants NASA Technical Paper 3265 Lewicki D G, Decker H J and Shimski J T 1992 AVSCOM Technical Report 91-C-026
22. Lewicki D G, Decker H J and Shimski J T 1992 Development of a full-scale transmission testing procedure to evaluate advanced lubricants NASA Technical Paper 3265 Lewicki D G, Decker H J and Shimski J T 1992 AVSCOM Technical Report 91-C-026