Synchronous generator eccentricities modeling by improved MWFA and fault signature evaluation in no-load E.M.F.s and current spectra

SPEEDAM 2008 - International Symposium on Power Electronics, Electrical Drives, Automation and Motion

Volumn , Issue , 2008, Pages 200-205

  Bruzzese, C ^a   Giordani, A ^a   Rossi, A ^a   Santini, E ^a  

^a SAPIENZA UNIVERSITY OF ROME   (Italy)

Author keywords

Fault spectral signatures; Static and dynamic eccentricities; Synchronous generator; Winding function approach

Indexed keywords

GALLIUM ALLOYS; INDUCTION MOTORS; INDUSTRIAL ENGINEERING; KETONES; NORMAL DISTRIBUTION; POWER ELECTRONICS; SPOT WELDING; SYNCHRONOUS MACHINERY; THREE DIMENSIONAL;

ACCURATE MODELING; AIR GAPS; COMPREHENSIVE EVALUATION; CURRENT SPECTRA; ELECTRICAL DRIVES; EXTERNAL-; FAULT SIGNATURE; FAULT SPECTRAL SIGNATURES; FEM MODELING; INTERNATIONAL SYMPOSIUM; MODIFIED WINDING FUNCTION APPROACH; STATIC AND DYNAMIC; STATIC AND DYNAMIC ECCENTRICITIES; SYNCHRONOUS GENERATOR; WINDING FUNCTION APPROACH;

SYNCHRONOUS GENERATORS;

EID: 51849084232     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/SPEEDHAM.2008.4581181     Document Type: Conference Paper

References (10)

1. P. J. Tavner, and J. Penman, Condition Monitoring of Electrical Machines. Letchworth, England: Research Press Limited, 1987.
2. P. J. Tavner, B. G. Gaydon and D. M. Ward, "Monitoring Generators and Large Motors," IEE Proceedings, vol. 133, pt. B, no. 3, pp. 169-180, May 1986.
3. W. T. Thomson, A. Barbour, "On line current monitoring and application of a finite element method to predict the level of static airgap eccentricity in three-phase induction motors", IEEE Transaction on Energy Conversion, Vol.13, No. 4, Dec. 1998.
4. P. Talas and P. Toom, "Dynamic measurement and analysis of air gap variations in large hydroelectric generators", IEEE Trans. on Power Apparatus and System, Vol.PAS-102, No.9, Sept. 1983.
5. G. B. Pollock and J. F. Lyles, "Vertical hydraulic generators experience with dynamic air gap monitoring", IEEE Transaction on Energy Conversion, Vol. 7, No. 4, December 1992.
6. H. A. Tolyat and S. Nandi, "Condition Monitoring and fault diagnosis of electrical machines", in Proc.of IEEE-IAS 1999 Annual Meeting, Phoenix, AZ, Oct. 3-7, 1999, pp. 197-204.
7. H. A. Toliyat, N. A. Al-Nuaim, "Simulation and Detection of Dynamic Air-Gap Eccentricity in Salient-Pole Synchronous Machines", IEEE trans. IAS, vol. 35, no. 1, Jan/Febr 1999.
8. J. Faiz, I. Tabatabaei, "Extension of Winding Function Theory for Nonuniform Air Gap in Electric Machinery", IEEE Transactions on Magnetics, vol. 38, no. 6, November 2002.
9. N. A. Al-Nuaim, H. A. Toliyat, "A Novel Method for Modeling Dynamic Air-Gap Eccentricity in Synchronous Machines Based on Modified Winding Function Theory", Dept. of Electrical Engineering Texas A&M University.
10. C. Bruzzese, A. Giordani, and E. Santini, "Static and Dynamic Rotor Eccentricity On-Line Detection and Discrimination in Synchronous Generators by No-Load E.M.F. Space-Vector Loci Analysis," submitted for review to SPEEDAM 2008 Symposium, Ischia, Italy, 18-20 June, 2008.