Magnetic field analysis by edge elements of magnetic components considering inhomogeneous current distribution within conductor windings

IEEE Transactions on Magnetics

Volumn 42, Issue 5, 2006, Pages 1549-1554

  Iwata, Keiji ^a   Hirano, Housei ^a  

^a NIPPON STEEL CORPORATION   (Japan)

Author keywords

Eddy current; Edge elements; Finite element method; Inductance; Magnetic components; Transformer; Winding

Indexed keywords

EDDY CURRENTS; ELECTRIC CURRENT DISTRIBUTION; ELECTRIC TRANSFORMERS; ELECTRIC WINDINGS; MAGNETIC FIELDS;

COPPER FOILS; EDGE ELEMENTS; MAGNETIC COMPONENTS; WIRE WINDING;

MAGNETIC MATERIALS;

EID: 33646417322     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2006.871502     Document Type: Article

References (17)

1. K. Tanigawa, H. Hirano, T. Sato, and N. Tanaka, "Electrical characteristics of spiral coil planar inductors using amorphous alloy ribbons as magnetic layers," J. Appl. Phys., vol. 75, pp. 5788-5790, 1994.
2. H. Hirano, T. Kaneko, K. Tanigawa, K. Iwata, N. Tanaka, C. Hirose, and S. Yahagi, "Thin inductor for dc-to-dc converter," Nippon Steel Corp., Tech. Rep., Apr. 1997.
3. R. A. Jabr, "Application of geometric programming to transformer design," IEEE Trans. Magn., vol. 41, no. 11, pp. 4261-4269, Nov. 2005.
4. W. Chen, Y. Yan, Y. Hu, and Q. Lu, "Model and design of PCB parallel winding for planar transformer," IEEE Trans. Magn., vol. 39, no. 5, pp. 3202-3204, Sep. 2003.
5. W. G. Odendaal, J. Azevedo, G. W. Bruning. and R. M. Wolf, "A high efficiency magnetic component with superior caloric performance for low profile, high density power conversion," in IAS Annu. Meeting (IEEE Industry Applications Society), vol. 2, 2002, pp. 963-968.
6. B. S. Ram, "Loss and current distribution in foil windings of transformers," in Inst. Elect. Eng. Proc.-Gener. Transm. Distrib., vol. 145, 1998, pp. 709-716.
7. O. Biro, K. Preis, and K. R. Richter, "On the use of the magnetic vector potential in nodal and edge finite element analysis of 3D magnetostatic problems," IEEE Trans. Magn., vol. 32, no. 3, pp. 651-654, May 1996.
8. A. Kameari and K. Koganezawa, "Convergence of ICCG method in FEM using edge elements without gauge condition," IEEE Trans. Magn.,vol. 33, no. 2, pp. 1223-1226, Mar. 1997.
9. K. Fujiwara, T. Nakata, N. Takahashi, and H. Ohashi,"On the continuity of the magnetizing current density in 3-D magnetic field analysis with edge element," IEEE Trans. Magn., vol. 31, no. 3, pp. 1364-1367, May 1995.
10. C.-H. Im, H.-K. Kim, and H.-K. Jung, "Novel technique for current density distribution analysis of solid modeled coil," IEEE Trans. Magn., vol. 38, no. 2, pp. 505-508. Mar. 2002.
11. C. Gaier and H. Haas, "A finite edge element method for transient skin effect in loaded multiconductor systems," IEEE Trans. Magn., vol. 32, no. 3, pp. 820-823, May 1996.
12. F. Robert,P. Mathys, B.Valaerts, and J.-P. Sehauwers, "Two-dimensional analysis of the edge effect field and losses in high-frequency transformer foils," IEEE Trans. Magn., vol. 41, no. 8, pp. 2377-2383, Aug. 2005.
13. K. Iwata, H. Hirano, T. Ueyama, and K. Umetsu, "Method for Analyzing Electromagnetic Field," U.S. Patent 5 621 649, Apr. 15, 1997.
14. T. Nakata, N. Takahashi, K. Fujiwara, T. Imai, and K. Muramatsu, "Comparison of various methods of analysis and finite elements in 3-D magnetic field analysis," IEEE Trans. Magn., vol. 27, no. 5, pp. 4073-1076, Sep. 1991.
15. K. Fujiwara, N. Takahashi, and T. Nakata, "Effect of gauge condition for edge element on convergence characteristic of ICCG method," Int. J. Appl. Electromagn. Mater., vol. 6, pp. 259-262, 1995.
16. J. S. van Welij, "Calculation of eddy currents in terms of H on hexahedra," IEEE Trans. Magn., vol. MAG-21, no. 6, pp. 2239-2241, Nov. 1985.
17. H. Akima, "A new method of interpolation and smooth curve fitting based on local procedures," J. ACM. vol. 17, pp. 589-602, 1970.