Distinguishing load torque oscillations and eccentricity faults in induction motors using stator current wigner distributions

Conference Record - IAS Annual Meeting (IEEE Industry Applications Society)

Volumn 3, Issue , 2006, Pages 1549-1556

  Blödt, Martin ^a   Régnier, Jérémi ^a   Faucher, Jean ^a  

^a CNRS   (France)

Author keywords

Eccentricity; Fault detection; Induction motor; Load unbalance; Stator current monitoring; Torque oscillation; Wigner Distribution

Indexed keywords

ELECTRIC CURRENTS; ELECTRIC LOADS; FAULT DETECTION; INDUCTION MOTORS; STATORS;

ECCENTRICITY; LOAD UNBALANCE; STATOR CURRENT MONITORING; TORQUE OSCILLATION; WIGNER DISTRIBUTION;

OSCILLATORS (ELECTRONIC);

EID: 34948911139     PISSN: 01972618     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/IAS.2006.256735     Document Type: Conference Paper

References (14)

1. W. T. Thomson, "On-line current monitoring to detect electrical and mechanical faults in three-phase induction motor drives," in Proc International Conference on Life Management of Power Plants, Dec. 1994, pp. 66-73.
2. R. R. Obaid and T. G. Habetler, "Current-based algorithm for mechanical fault detection in induction motors with arbitrary load conditions," in Proc IEEE Industry Applications Society Annual Meeting, 2003, Salt Lake City, USA, Oct. 2003, pp. 1347-1351.
3. D. G. Dorrell, W. T. Thomson, and S. Roach, "Analysis of airgap flux, current, and vibration signals as a function of the combination of static and dynamic airgap eccentricity in 3-phase induction motors," IEEE Trans. Ind. Applicat., vol. 33, no. 1, pp. 24-34, Jan./Feb. 1997.
4. M. Blödt, M. Chabert, J. Faucher, and B. Dagues, "Mechanical load fault detection in induction motors by stator current time-frequency analysis," in Proc IEEE International Electric Machines and Drives Conference (IEMDC '05), San Antonio, Texas, May 2005.
5. J. R. Cameron and W. T. Thomson, "Vibration and current monitoring for detecting airgap eccentricities in large induction motors," IEE Proceedings, vol. 133, no. 3, pp. 155-163, May 1986.
6. D. G. Dorrell, "Calculation of unbalanced magnetic pull in small cage induction motors with skewed rotors and dynamic rotor eccentricity," IEEE Trans. Energy Conversion, vol. 11, no. 3, pp. 483-488, Sept. 1996.
7. _, "The influence of rotor eccentricity on the output torque of cage induction motors," in Proc. International Conference on Electrical Machines (ICEM '94), vol. 1, Paris, France, 1994, pp. 35-40.
8. J. Rusek, "Reflection of eccentricities in spectral composition of currents of induction machines," in Proc International Conference on Electrical Machines (ICEM '96), Vigo, Spain, Sept. 1996, pp. 470-475.
9. B. Heller and V. Hamate, Harmonic Field Effects in Induction Machines. Amsterdam, Netherlands: Elsevier, 1977.
10. M. Blödt, M. Chabert, J. Regnier, J. Faucher, and B. Dagues, "Detection of mechanical load faults in induction motors at variable speed using stator current time-frequency analysis," in Proc IEEE International Symposium on Diagnostics for Electric Machines, Power Electronics and Drives (SDEMPED '05), Vienna, Austria, Sept. 2005.
11. P. Flandrin, Time-Frequency/Time-Scale Analysis. San Diego: Academic Press, 1999.
12. S. M. Kay, Modern Spectral, Estimation: Theory and Application. Englewood Cliffs, New Jersey: Prentice Hall, 1988.
13. L. W. Couch, Digital and analog communication systems, 4th ed. New Jersey: Prentice Hall, 1993.
14. F. Auger, P. Flandrin, P. Gonçalves, and O. Lemoine. (1995/1996) Time-frequency toolbox. CNRS / Rice University, France. [Online], Available: http://tftb.nongnu.org