Force calculation of magnetized bodies in contact using Kelvin's formula and virtual air-gap

IEEE Transactions on Applied Superconductivity

Volumn 16, Issue 2, 2006, Pages 1832-1835

  Choi, Hong Soon ^a   Park, Il Han ^a   Lee, Se Hee ^b  

^a Sungkyunkwan University   (South Korea)

^b Department of Electrical Engineering and Computer Science   (United States)

Author keywords

External field; Kelvin's formula; Magnetic forces; Total field; Virtual air gap

Indexed keywords

FINITE ELEMENT METHOD; MAGNETIC MATERIALS; NUMERICAL METHODS; PROBLEM SOLVING;

EXTERNAL FIELD; KELVIN'S FORMULA; MAGNETIC FORCE; TOTAL FIELD; VIRTUAL AIR-GAP;

SUPERCONDUCTIVITY;

EID: 33746605667     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASC.2005.864335     Document Type: Conference Paper

References (11)

1. S. Bobbio, Electrodynamics of Materials. Forces, Stresses and Energies in Solids and Fluids. San Diego: Academic Press, 2000.
2. S. Bobbio, F. Delfino, P. Girdinio, and P. Molfino, "Equivalent sources methods for the numerical evaluation of magnetic force with extension to nonlinear materials," IEEE Trans. on Magnetics, vol. 36, pp. 663-666, July 2000.
3. S. H. Lee, "Analysis on Electromagnetic Force Density in Electro-Mechanical Systems," Doctoral thesis, Dept. Electronic & Electrical Eng., Sungkyunkwan Univ., Suwon, Korea, 2002.
4. H. A. Haus and J. R. Melcher, Electromagnetic Fields and Energy.: Prentice-Hall, 1989, ch. 11.
5. M. d'Aquino, G. Miano, C. Serpico, W. Zamboni, and G. Coppola, "Forces in magnetic fluids subject to stationary magnetic fields," IEEE Trans. on Magnetics, vol. 39, no. 5, pp. 2657-2659, Sep. 2003.
6. K. Reichert, H. Freundl, and W. Vogt, "The calculation of force and torque within numerical magnetic field calculation method," in Proceedings on COMPUMAG, 1976, pp. 64-74.
7. J. L. Coulomb, "A methodology for the determination of global electromechanical quantities from a finite element analysis and its application to the evaluation of magnetic forces, torques and stiffness," IEEE Trans. on Magnetics, vol. Mag-19, no. 6, pp. 2514-2519, 1983.
8. T. Kabashima, A. Kawahara, and T. Goto, "Force calculation using magnetizing currents," IEEE Trans. on Magnetics, vol. 24, pp. 451-454, Jan. 1988.
9. H. S. Choi, S. H. Lee, and I. H. Park, "General formulation of equivalent magnetic charge method for force density distribution on interface of different materials," IEEE Trans. on Magnetics, vol. 41, no. 5, pp. 1420-1423, May 2005.
10. H. S. Choi, I. H. Park, and S. H. Lee, "Generalized equivalent magnetizing current method for total force calculation of magnetized bodies in contact," IEEE COMPUMAG2005 China, CSY0462, June 2005.
11. _, "Concept of virtual air-gap and its applications for force calculation," IEEE COMPUMAG2005 China, CSY0463, June 2005.