Influence of period-doubling bifurcations in the appearance of border collisions for a ZAD-strategy-controlled buck converter

被引:9
作者
D'Amico, M. B. [1 ]
Angulo, F. [2 ]
Olivar, G. [2 ]
Paolini, E. E. [1 ]
Moiola, J. L. [1 ]
机构
[1] Univ Nacl Sur, CONICET, Inst Invest Ingn Elect Alfredo Desages IIIE, Dto Ingn Elect & Comp, RA-8000 Bahia Blanca, Buenos Aires, Argentina
[2] Univ Nacl Colombia, Dept Elect & Elect Engn & Comp Sci, Manizales, Colombia
关键词
buck converter; period-doubling bifurcation; border-collision bifurcation; frequency-domain approach; CHAOS; ORBITS; CURVES; DESIGN; MAPS;
D O I
10.1002/cta.707
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The first period-doubling bifurcation of a dcdc buck converter controlled by a zero-average dynamic strategy is studied in detail. Owing to the saturation of the duty cycle, this bifurcation is followed by a border-collision bifurcation, which is the main mechanism to introduce instability and chaos in the circuit. The multiparameter analysis presented here leads to a complete knowledge of the relatioship between these two bifurcations. The results are obtained by using a frequency-domain approach for the study of period-two oscillations in maps. Copyright (c) 2010 John Wiley & Sons, Ltd.
引用
收藏
页码:77 / 91
页数:15
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