Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load

In this work, an including the switched evolution process discrete model of a DC–DC converter feeding a switched constant power load is proposed based on the Poincaré mapping rule and matrix exponent method. Numerical simulations of the bifurcation scheme based on the proposed...

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Main Authors: Liangyu Huang, Yimin Lu
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9389725/
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author Liangyu Huang
Yimin Lu
author_facet Liangyu Huang
Yimin Lu
author_sort Liangyu Huang
collection DOAJ
description In this work, an including the switched evolution process discrete model of a DC–DC converter feeding a switched constant power load is proposed based on the Poincaré mapping rule and matrix exponent method. Numerical simulations of the bifurcation scheme based on the proposed discrete model reveal the period-adding bifurcation structures of the system as multiple devils’ staircases. Further, the calculation of the stable regions of the multiple-period orbits of the nested period-adding bifurcation structures are illustrated. The experimental results verify the validity of the discrete model and analytical accuracy of the period-adding bifurcation characteristics of the system. The proposed model solves the difficulties associated with discrete modeling for power electronic nonlinear switched systems. The introduction of the switched evolution process in the proposed discrete model provides a specific mathematical model for studying the influence of the switched evolution process on the dynamics of power electronic nonlinear switched systems. This study is expected to be a foundation for the theory and further research on such power electronic nonlinear switched systems.
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spelling doaj.art-1ebb591c539e4470bc0538aead9d35972022-12-21T19:46:51ZengIEEEIEEE Access2169-35362021-01-019527735278310.1109/ACCESS.2021.30696339389725Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power LoadLiangyu Huang0https://orcid.org/0000-0001-5832-3361Yimin Lu1https://orcid.org/0000-0001-6303-6535College of Physical Science and Technology, Guangxi Normal University, Guilin, ChinaSchool of Electrical Engineering, Guangxi University, Nanning, ChinaIn this work, an including the switched evolution process discrete model of a DC–DC converter feeding a switched constant power load is proposed based on the Poincaré mapping rule and matrix exponent method. Numerical simulations of the bifurcation scheme based on the proposed discrete model reveal the period-adding bifurcation structures of the system as multiple devils’ staircases. Further, the calculation of the stable regions of the multiple-period orbits of the nested period-adding bifurcation structures are illustrated. The experimental results verify the validity of the discrete model and analytical accuracy of the period-adding bifurcation characteristics of the system. The proposed model solves the difficulties associated with discrete modeling for power electronic nonlinear switched systems. The introduction of the switched evolution process in the proposed discrete model provides a specific mathematical model for studying the influence of the switched evolution process on the dynamics of power electronic nonlinear switched systems. This study is expected to be a foundation for the theory and further research on such power electronic nonlinear switched systems.https://ieeexplore.ieee.org/document/9389725/Chaosconstant power loadDC–DC converterdiscrete modelperiod-adding bifurcation
spellingShingle Liangyu Huang
Yimin Lu
Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load
IEEE Access
Chaos
constant power load
DC–DC converter
discrete model
period-adding bifurcation
title Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load
title_full Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load
title_fullStr Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load
title_full_unstemmed Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load
title_short Discrete Modeling and Period-Adding Bifurcation of DC–DC Converter Feeding Constant Power Load
title_sort discrete modeling and period adding bifurcation of dc x2013 dc converter feeding constant power load
topic Chaos
constant power load
DC–DC converter
discrete model
period-adding bifurcation
url https://ieeexplore.ieee.org/document/9389725/
work_keys_str_mv AT liangyuhuang discretemodelingandperiodaddingbifurcationofdcx2013dcconverterfeedingconstantpowerload
AT yiminlu discretemodelingandperiodaddingbifurcationofdcx2013dcconverterfeedingconstantpowerload