New measurement methods to characterize transformer core loss and copper loss in high frequency switching mode power supplies

PESC Record - IEEE Annual Power Electronics Specialists Conference

Volumn 2, Issue , 2004, Pages 1695-1701

  Han, Yongtao ^a   Eberle, Wilson ^a   Liu, Yan Fei ^a  

^a QUEEN S UNIVERSITY   (Canada)

Author keywords

Copper loss measurement; Core loss measurement; Loss characterization; Planar magnetics

Indexed keywords

ELECTRIC POTENTIAL; ELECTRIC POWER SYSTEMS; ELECTRIC WINDINGS; MAGNETIZATION; NATURAL FREQUENCIES; PULSE WIDTH MODULATION; RESISTORS; SWITCHING;

ASYMMETRICAL HALF-BRIDGE (AHB); COPPER LOSS MEASUREMENT; CORE LOSS MEASUREMENT; LOSS CHARACTERIZATION; PLANAR MAGNETICS;

ELECTRIC TRANSFORMERS;

EID: 8744266357     PISSN: 02759306     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. F. D. Tan, Jeff L. Vollin, and Slobodan M, Cuk, "A Practical Approach for Magnetic Core-Loss Characterization", IEEE Trans. Power Electronics, vol. 10, No. 2 pp. 124-129, Mar. 1995;
2. V.J. Thottuvelil, T.G. Wilson, H.A. Owen, "High-frequency measurement techniques for magnetic cores," IEEE Trans. Power Electronics, v5, No.1, pp.41-53, Jan. 1990;
3. D. K. Conory, G. F. Pierce, and P. R. Troyk, "Measurement techniques for the design of high frequency SMPS transformers", IEEE APEC Proc., pp. 341-353, 1988;
4. Jieli Li, T. Abdallah, and C. R. Sullivan, "Improved Calculation of Core Loss with Nonsinusoidal Waveforms," IEEE IASA, pp. 2203-2210, 2001;
5. James H. Spreen, "Electrical Terminal Representation of Conductor Loss in Transformers," IEEE Trans. on Power Electronics, Vol. 5, No. 4, October 1990;
6. P. S. Venkatraman, "Winding Eddy Current Losses in Switching Mode Power Transformers Due to Rectangular Wave Currents," Proceedings of POWERCON 11, A-l pp. 1-11, Power Concept, Inc., April 1984;
7. W. Eberle, Y. F Liu, "A Zero Voltage Switching Asymmetrical Half-Bridge DC/DC Converter with Unbalanced Secondary Windings for Improved Bandwidth," IEEE PESC, 2002.