Effects of broken bars/end-ring connectors and airgap eccentricities on ohmic and core losses of induction motors in ASDs using a coupled finite element-state space method

IEEE International Electric Machines and Drives Conference, IEMDC 1999 - Proceedings

Volumn , Issue , 1999, Pages 339-341

  Bangura, J F ^a   Demerdash, N A ^a  

^a Marquette University   (United States)

Author keywords

Adjustable Speed Drives; Airgap Eccentricity; Broken Bars; Broken Connectors; Core Losses; Finite Element; Induction Motors; State Space Model; Time Stepping

Indexed keywords

ADJUSTABLE SPEED DRIVES; AIR-GAP ECCENTRICITY; BROKEN BAR; CORE LOSS; STATE-SPACE MODELING; TIME-STEPPING;

ELECTRIC DRIVES; ELECTRIC MACHINERY; ELECTRIC MOTORS; FINITE ELEMENT METHOD; INDUCTION MOTORS; MAGNETIC CORES; MAGNETIC DEVICES; ROTORS (WINDINGS); STATE SPACE METHODS; VARIABLE SPEED DRIVES;

COUPLED CIRCUITS;

EID: 0043262906     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/IEMDC.1999.769108     Document Type: Conference Paper

References (11)

1. Demerdash, N. A. and Bangura, J. F., "A Time-Stepping Coupled Finite Element-State Space Modeling Approach for Analysis and Performance Quality Assessments of Induction Motors in Adjustable Speed Drive Applications," Proceedings of the Naval Sym. on Electric Machines, pp. 235-242, Newport, Rhode Island, July 28-31,1997.
2. Bangura, J. F. and Demerdash, N. A., "Diagnosis and Characterization of Effects of Broken Rotor Bars and Connectors in Squirrel-cage Induction Motors by A Time-Stepping Coupled Finite Element-State Space Modeling Approach," A Paper No. 449-EC-0-07-I998 Accepted for Presentation and Publication in the IEEE Trans, on EC, 1999.
3. Bangura, J. F. A Time-Stepping Coupled Finite Element-State Space Modeling for Diagnosis and Characterization of Squirrel-Cage Induction Motor Faults, Ph. D. Dissertation, Marquette University, Expected December 1998.
4. Bangura, J. F. and Demerdash, N. A., "Performance Characterization and Torque Ripple Reduction in Induction Motor Adjustable Speed Drives Using Time-Stepping Coupled Finite Element State Space Techniques," A Paper No. IAS98-3501 Accepted for Presentation at the IAS Annual Meeting, St. Louis, MO, Oct. 12-16, 1998.
5. Demerdash, N. A. and Baldassari, P., "A combined Finite Element-State space Modeling Environment for Induction Motors in the ABC Frame of Reference: The No-Load Condition,"IEEE Trans, on EC, Vol. 7, No. 4, pp. 698-709, Dec. 1992.
6. Demerdash, N. A. and Bangura, J. F., "Characterization of Induction Motors in Adjustable Speed Drives Using A Time-Stepping Coupled Finite Element-State Space Method Including experimental Validation," A Paper No. IAS98-3502 Accepted for Presentation at the IAS Annual Meeting, St. Louis, MO, Oct. 1216, 1998.
7. Demerdash, N. A., Bangura, J. F., Isaac, F. N. and Arkadan, A. A., "A Time-Stepping Coupled Finite-State-Space Model for Induction Motor Drives-Part 1: Model Formulation and Machine Parameter Computation and Part 2: Machine Performance Computation and Verification," Patera No. 376 and 377, IEEE-IEMDC, 1997, Accepted for Publication in the IEEE Trans, on EC.
8. Bangura, J. F. and Demerdash, N. A., "Comparison Between Characterization and Diagnosis of Broken Bars/End-Ring Connectors and Airgap Eccentricities Using a Coupled Finite Element-State Space Method," A Paper Submitted for Review and Presentation at the IEEE-PES Winter Meeting, 1999.
9. Layers, J. D. and Biringer, P. P., "Prediction of Core Losses for Higher Flux Density and Distorted Flux Density Waveforms," IEEE Trans, on MAG, Vol. MAG-12, pp. 1053-1055, Nov. 1976.
10. Fitzerald, A. E. and Kingsley, C. Jr., Electric Machinery, Second Edition, McGraw-Hill Book Company, Inc., New York, 1961.
11. Kilman, G. B., Koegl, R. A., Stein, J. and Endicott, R. D., "Noninvasive Detection of Broken Bars in Operating Induction Motors," IEEE Trans, on EC, Vol. 3, No. 4, pp. 873-879, Dec. 1988.