Core losses in motor laminations exposed to high-frequency or nonsinusoidal excitation

IEEE Transactions on Industry Applications

Volumn 40, Issue 5, 2004, Pages 1325-1332

  Mthombeni, Lotten Tsakani ^a   Pillay, Pragasen ^a,b  

^a Clarkson University   (United States)

^b UNIVERSITY OF CAPE TOWN   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; ELECTRIC EXCITATION; ELECTRIC LOSSES; HARMONIC ANALYSIS; PULSE WIDTH MODULATION; SPECTRUM ANALYSIS;

BRUSHLESS MOTORS; CORE LOSS; EPSTEIN FRAME;

DC MOTORS;

EID: 5444276513     PISSN: 00939994     EISSN: None     Source Type: Journal    
DOI: 10.1109/TIA.2004.834099     Document Type: Article

References (26)

1. N. Mohan, T. M. Undeland, and W. P. Robbins, Power Electronics: Converters, Applications and Design, 2nd ed. New York: Wiley, 1991.
2. Standard Test Method for Alternating-Current Magnetic Properties of Materials at Power Frequencies Using Wattmeter-Ammeter-Voltmeter Method and 25-cm Epstein Test Frame, ASTM Standard A343/A343M-03 , 2003.
3. Standard Test Method for Alternating-Current Magnetic Properties of Materials Using the Wattmeter-Ammeter-Voltmeter Method, 100 to 10 000 Hz and 25-cm Epstein Frame, ASTM Standard A348/A348M-00, 2000.
4. Standard Test Method for Alternating-Current Magnetic Properties of Toroidal Core Specimens Using the Voltmeter-Ammeter-Wattmeter Method, ASTM Standard A927/A927M-99, 1999.
5. L. T. Mthombeni, P. Pillay, and A. S. Naidu, "Lamination core loss measurements in machines operating with PWM or nonsinusoidal excitation," in Proc. IEEE Int. Electric Machines and Drives Conf., vol. 2, June 1-4, 2003, pp. 5742-5746.
6. F. Fiorillo and A. Novikov, "An improved approach to power losses in magnetic laminations under nonsinusoidal induction waveform," IEEE Trans. Magn., vol. 26, pp. 2904-2910, Sept. 1990.
7. M. Amar and R. Kaczmarek, "A general formula for prediction of iron losses under nonsinusoidal voltage waveform," IEEE Trans. Magn., vol. 31, pp. 2504-2509, Sept. 1995.
8. Y. Cheng and P. Pillay, "An improved formula for lamination core loss calculations in machines operating with high frequency and high flux density excitation," in Conf. Rec. IEEE-IAS Annu. Meeting, vol. 2, Oct. 13-18, 2002, pp. 759-766.
9. A. Boglietti, P. Ferraris, M. Lazzari, and M. Pastorelli, "About the possibility of defining a standard method for iron loss measurements in soft magnetic materials with inverter supply," IEEE Trans. Magn., vol. 33, pp. 1283-1288, Sept.-Oct. 1997.
10. Private communication with KJS Magnetics at EMERF Consortium Meeting, 2003.
11. S. L. Burgwin, "Measurement of core loss and ac permeability with the Epstein frame," presented at the ASTM 44th Annu. Meeting, Chicago, IL, June 23-27, 1941.
12. M. S. Lancarotte and A. de A. Penteado Jr, "Prediction of magnetic losses under sinusoidal or nonsinusoidal induction by analysis of magnetization rate," IEEE Trans. Energy Conversion, vol. 16, pp. 174-179, June 2001.
13. P. Beckley, Electrical Steels: A Handbook for Producers and Users. Newport, U.K.: European Electrical Steels, 2000.
14. J. Sievert, "The measurement of magnetic properties of electrical sheet steel: Survey on methods and situation of standards," J. Magn. Magn. Mater., vol. 215-216, pp. 647-651, June 2000.
15. M. De Wulf, D. Makaveev, Y. Houbart, and J. Melkebeek, "Design and calibration aspects of small size single sheet testers," J. Magn. Magn. Mater., vol. 254-255, pp. 70-72, Jan. 2003.
16. G. P. Gogue, "A review of steel materials in motion devices," presented at the PCIM 1990 Conf., Philadelphia, PA, Oct. 1990.
17. A. Boglietti, A. Cavagnino, M. Lazzari, and M. Pastorelli, "The annealing influence onto magnetic and energetic properties in soft magnetic material after punching process," in Proc. IEEE Int. Electric Machines and Drives Conf., vol. 1, June 1-4, 2003, pp. 503-508.
18. G. Bertotti, "Physical interpretation of eddy currents losses in ferromagnetic materials," J. Appl. Phys., vol. 57, pp. 2110-2126, Mar. 1985.
19. L. T. Mthombeni and P. Pillay, "Core losses in motor laminations exposed high frequency or nonsinusoidal excitation," in Conf. Rec. IEEE-IAS Annu. Meeting, vol. 2, Oct. 12-16, 2003, pp. 5742-5746.
20. P. Materu and R. Krishnan, "Estimation of switched reluctnace motor losses," in Conf. Rec. IEEE-IAS Annu. Meeting, vol. 1, Oct. 2-7, 1988, pp. 79-90.
21. T. J. E. Miller, Switched Reluctance Motors and Their Control. London, U.K.: Oxford Univ. Press, 1993.
22. J. Faiz and M. B. B. Sharafin, "Core losses estimation in a multiple teeth per stator pole switched reluctance motor," IEEE Trans. Magn., vol. 30, pp. 189-195, Mar. 1994.
23. A. Boglietti, P. Ferraris, M. Lazzari, and M. Pastorelli, "Effects of different modulation index on the iron losses in soft magnetic materials supplied by PWM inverter," IEEE Trans. Magn., vol. 29, pp. 3234-3236, Nov. 1993.
24. A. Boglietti, P. Ferraris, M. Lazzari, and M. Pastorelli, "Change of the iron losses with the switching supply frequency in soft magnetic materials supplied by PWM inverter," IEEE Trans. Magn., vol. 31, pp. 4250-4252, Nov. 1995.
25. A. Boglietti, A. Cavagnino, M. Lazzari, and Pastorelli, "Predicting iron losses in soft magnetic materials with arbitrary voltage supply: An engineering approach," IEEE Trans. Magn., vol. 39, pp. 981-989, Mar. 2003.
26. A. J. Moses and N. Tuktun, "Investigation of power loss in wound toroidal cores under PWM excitation," IEEE Trans. Magn., vol. 33, pp. 3763-3765, Sept. 1997.