Integral-slot versus fractional-slot concentrated-winding axial-flux permanent-magnet machines: Comparative design, FEA, and experimental tests

IEEE Transactions on Industry Applications

Volumn 48, Issue 5, 2012, Pages 1487-1495

  De Donato, Giulio ^a   Capponi, Fabio Giulii ^a   Rivellini, Giovanni Antonio ^a,b   Caricchi, Federico ^a  

^a SAPIENZA UNIVERSITY OF ROME   (Italy)

^b OFEL Costruzioni Elettromeccaniche   (Italy)

Author keywords

Axial flux permanent magnet (PM) (AFPM) machine; finite element analysis (FEA); fractional slot concentrated winding (FSCW); integral slot concentrated winding (ISCW)

Indexed keywords

AXIAL-FLUX PERMANENT-MAGNET (PM) (AFPM) MACHINE; COGGING TORQUE; CONCENTRATED WINDING; CONSTANT POWER SPEED RANGE; EXPERIMENTAL TEST; FRACTIONAL-SLOT; INTERNATIONAL RESEARCHES; MACHINE DESIGNERS; PERMANENT-MAGNET MACHINE;

COMMERCE; FINITE ELEMENT METHOD; PERMANENT MAGNETS; POLES; WINDING;

CONCENTRATION (PROCESS);

EID: 84866540637     PISSN: 00939994     EISSN: None     Source Type: Journal    
DOI: 10.1109/TIA.2012.2210011     Document Type: Article

References (17)

1. K. M. Rahman, N. R. Patel, T. G. Ward, J. M. Nagashima, F. Caricchi, and F. Crescimbini, "Application of direct-drive wheel motor for fuel cell electric and hybrid electric vehicle propulsion system," IEEE Trans. Ind. Appl., vol. 42, no. 5, pp. 1185-1192, Sep./Oct. 2006. (Pubitemid 44500751)
2. J. Cros and P. Viarouge, "Synthesis of high performance PM motors with concentrated windings," IEEE Trans. Energy Convers., vol. 17, no. 2, pp. 248-253, Jun. 2002. (Pubitemid 34798941)
3. F. Magnussen and C. Sadarangani, "Winding factors and Joule losses of permanent magnet machines with concentrated windings," in Proc. IEEE IEMDC, Madison, WI, May 2003, pp. 333-339.
4. G. De Donato, F. Giulii Capponi, and F. Caricchi, "Fractional-slot concentrated-winding axial-flux permanent magnet machine with core wound coils," IEEE Trans. Ind. Appl., vol. 48, no. 2, pp. 630- 641, Mar./Apr. 2012.
5. A. M. El-Refaie, "Fractional-slot concentrated-windings synchronous permanent magnet machines: Opportunities and challenges," IEEE Trans. Ind. Electron., vol. 57, no. 1, pp. 107-121, Jan. 2010.
6. F. Magnussen, P. Thelin, and C. Sadarangani, "Performance evaluation of permanent magnet synchronous machines with concentrated and distributed windings including the effect of field-weakening," in Proc. 2nd Int. Conf. PEMD, Edinburgh, U.K., Apr. 2004, vol. 2, pp. 679-685. (Pubitemid 40495918)
7. D. Ishak, Z. Q. Zhu, and D. Howe, "Comparison of PM brushless motors, having either all teeth or alternate teeth wound," IEEE Trans. Energy Convers., vol. 21, no. 1, pp. 95-103, Mar. 2006. (Pubitemid 43280523)
8. N. Bianchi, M. Dai Prè, L. Alberti, and E. Fornasiero, "Theory and design of fractional-slot PM machines," presented at the IEEE IAS Annu. Meeting, Tutorial Course Notes, New Orleans, LA, Sep. 2007.
9. A. G. Jack, B. C. Mecrow, G. Nord, and P. G. Dickinson, "Axial flux motors using compacted insulated iron powder and laminations - Design and test results," in Proc. IEEE IEMDC, San Antonio, TX, May 2005, pp. 378-385. (Pubitemid 44461334)
10. T. J. Woolmer and M. D. McCullogh, "Analysis of the yokeless and segmented armature machine," in Proc. IEEE IEMDC, Antalya, Turkey, May 2007, pp. 704-708. (Pubitemid 47553957)
11. F. Marignetti, V. Delli Colli, and Y. Coia, "Design of axial flux PM synchronous machines through 3-D coupled electromagnetic thermal and fluid-dynamical finite-element analysis," IEEE Trans. Ind. Electron., vol. 55, no. 10, pp. 3591-3601, Oct. 2008.
12. H. Jussila, P. Salminen, A. Parviainen, J. Nerg, and J. Pyrhönen, "Concentrated winding axial flux permanent magnet motor with plastic bonded magnets and sintered segmented magnets," in Proc. ICEM, Vilamoura, Portugal, Sep. 2008, pp. 1-5.
13. L. Alberti, E. Fornasiero, N. Bianchi, and S. Bolognani, "Rotor losses measurements in an axial flux permanent magnet machine," IEEE Trans. Energy Convers., vol. 26, no. 2, pp. 639-645, Jun. 2011.
14. A. Di Gerlando, G. M. Foglia, M. F. Iacchetti, and R. Perini, "Axial flux PM machines with concentrated armature windings: Design analysis and test validation of wind energy generators," IEEE Trans. Ind. Electron., vol. 58, no. 9, pp. 3795-3805, Sep. 2011.
15. G. De Donato, F. Giulii Capponi, and F. Caricchi, "No-load performance of axial-flux permanent magnet machines mounting magnetic wedges," IEEE Trans. Ind. Electron., vol. 59, no. 10, pp. 3768- 3779, Oct. 2012.
16. G. De Donato, F. Giulii Capponi, and F. Caricchi, "Influence of magnetic wedges on the load performance of axial flux permanent magnet machines," in Proc. 36th IEEE IECON, Phoenix, AZ, Nov. 2010, pp. 876-882.
17. S. C. Yang, T. Suzuki, R. D. Lorenz, and T. M. Jahns, "Surface permanent magnet synchronous machine design for saliency-tracking self-sensing position estimation at zero and low speeds," IEEE Trans. Ind. Appl., vol. 47, no. 5, pp. 2103-2116, Sep./Oct. 2011.