Flyback vs. Forward Converter Topology Comparison Based Upon Magnetic Design

Hernán Emilio Tacca

doi:10.18618/REP.2000.1.016027

Authors

Hernán Emilio Tacca Universidad de Buenos Aires , Facultad de Ingeniería LABCATYP - Depto. de Electrónica

DOI:

https://doi.org/10.18618/REP.2000.1.016027

Keywords:

flyback and forward magnetics design, Low power magnetic components, switching power converter

Abstract

Based on approximative equations for single step calculation design procedures, a simple method useful to adopt the most suitable topology in low power DC to DC conversion is derived from the volume calculation of the magnetic cores needed.

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Author Biography

Hernán Emilio Tacca, Universidad de Buenos Aires , Facultad de Ingeniería LABCATYP - Depto. de Electrónica

was born in Argentina on December 15, 1954. He received the B.E. degree in electrical engineering from the University of Buenos Aires (Argentina), in 1981 and the M.S. and Ph.D. degrees from the University of Sciences and Technologies of Lille (France) in 1988 and 1993 , respectively, In 1998 he received the Doctorate degree from the University of Buenos Aires. Since 1984 , he has been with the Faculty of Engineering of the University of Buenos Aires, where he is currently Assistant Professor and engaged in teaching and research in the areas of industrial electronics. His research interest are in the field of SMPS, UPS, battery chargers, softswitching techniques and microcontroller control of power converters.

References

R. Bausiere , F. Labrique and G. Séguier, Les convertisseurs de L'électronique de puissance. Tome 3: La conversion continu-continu, Paris Fr. : Techn. et Doc. Lavoisier , 1987, Chap. 6 .

1 P. Ferrieux , F. Forest , Alimentations à découpage, convertisseurs à résonance , Paris Fr. : Ed. Masson , 1987, Chap. 1 and 2.

R Tarter , Solid-State Power Conversion Handbook , N. York : Wiley-Interscience publ. , 1993 , Chap. 3 and 9.

H. Tacca , Convertidores asimétricos con doble transferencia directa e indirecta , Tesis doctoral, Univ. de Buenos Aires, Fac. de Ingeniería, abril , 1998.

C.R.Hanna, "Design of Reactances and Transformers Which Carry Direct Current", AIEE Journal , vol.46 , Febr. 1927 , p.128. https://doi.org/10.1109/JAIEE.1927.6534993 DOI: https://doi.org/10.1109/JAIEE.1927.6534993

Siemens, Ferrites and Accesories. Data Book 90/91 , Berlin, Germany : Siemens Matsushita Components, 1990.

K. H.Billings, Switchmode Power Supply Handbook , N. Y. : McGraw-Hill, 1989.

A. L Pressman, Switching Power Supply Design , N. Y. McGraw-Hill, 1991.

C. W. T. McLyman, Transformer and Inductor Design Handbook , N. Y. U.S.A. : M. Dekker, 1988.

C. W. T. McLyman, Magnetic Core Selection for Transformer and Inductors , N. Y. U.S.A. M. Dekker, 1997.

H. E. Tacca, Amélioration des caractéristiques des convertisseurs quasi-résonnants a transfert direct d'énergie , Thèse doctorale, Univ. des Sciences et Technologies de Lille, France, avril 1993.

E. C. Snelling, Soft Ferrites, Properties and Applications , London U. K. : London Iliffe Books, 1969.

P. L. Dowell, "Effects of Eddy Currents in transformer Windings", Proc. of the IEE . vol. 113 . no. 8 , August 1966 . p. 1387 https://doi.org/10.1049/piee.1966.0236 DOI: https://doi.org/10.1049/piee.1966.0236

A. Urling, V. Niemela, G. Skutt and T. Wilson, "Characterizing High-Frequency Effects in Transformer Windings - A Guide to Several Significant Articles", included in Power Electronics Technology and Applications , N. Y. U.S.A. : IEEE Press , 1993.

MIT. EE staff, Magnetic Circuits and Transformers, Cambridge, U.S.A. : The MIT Press, 1943 , Chap. 8.

R. Petkov, "Optimun Design of a High-Power, High- Frequency Transformer", IEEE Trans. on Power Electronics, vol. 11, No. 1, Jan. 1996 , p. 33. https://doi.org/10.1109/63.484414 DOI: https://doi.org/10.1109/63.484414

W. G. Hurley , W. H. Wolfle, and J. G. Breslin , "Optimized Transformer Design : Inclusive of High-Frequency Effects", IEEE Trans. on Power Electronics, vol. 13 , No. 4 , July 1998 , p. 651. https://doi.org/10.1109/63.704133

R. Boll (editor), Soft Magnetics Materials: Fundamentals, Alloys, Properties, Products and Applications, London, U.K. : Heyden, 1978.

R. M. Bozorth, Ferromagnetism , N.Y. : IEEE Press, 1993. https://doi.org/10.1109/9780470544624 DOI: https://doi.org/10.1109/9780470544624

1. A. Ferreira, "Improved Analytical Modeling of Conductive Losses in Magnetic Components", IEEE Trans. on Power Electronics, vol. 9 ,No. 1, Jan. 1994 , p. 127. https://doi.org/10.1109/63.285503 DOI: https://doi.org/10.1109/63.285503

W. G. Ilurley, W. IL Wélfle, and J. G. Breslin, "Optimized Transformer Design: Inclusive of High-Frequency Effects", IEEE Trans. on Power Electronics, vol. 13 , No. 4 , July 1998 ,p. 651. https://doi.org/10.1109/63.704133 DOI: https://doi.org/10.1109/63.704133