Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations

The step-up power electronic converter, which is easily implemented with two symmetric parallel-boost stages, has recently been proposed in the literature, showing considerable voltage gains with no excessive duty cycle, thus minimizing heat and other adverse effects. Its other advantages are floati...

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Main Author: Martín Antonio Rodríguez Licea
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/14/11/2331
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author Martín Antonio Rodríguez Licea
author_facet Martín Antonio Rodríguez Licea
author_sort Martín Antonio Rodríguez Licea
collection DOAJ
description The step-up power electronic converter, which is easily implemented with two symmetric parallel-boost stages, has recently been proposed in the literature, showing considerable voltage gains with no excessive duty cycle, thus minimizing heat and other adverse effects. Its other advantages are floating-output voltage and increased power density because of the diminution of the capacitors’ voltage rating. In this paper, the Lyapunov-based robust stability of a converter operating in both closed- and open-loop is proved, showing its versatility even during the variation of parameters, which nullifies the symmetry of the converter. Simulation and experimental data allow the corroboration of the analysis.
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spelling doaj.art-f65bff42da5840d68ea6ff2fe03160792023-11-24T07:08:37ZengMDPI AGSymmetry2073-89942022-11-011411233110.3390/sym14112331Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric ConfigurationsMartín Antonio Rodríguez Licea0Consejo Nacional de Ciencia y Tecnología, Ciudad de México 03940, MexicoThe step-up power electronic converter, which is easily implemented with two symmetric parallel-boost stages, has recently been proposed in the literature, showing considerable voltage gains with no excessive duty cycle, thus minimizing heat and other adverse effects. Its other advantages are floating-output voltage and increased power density because of the diminution of the capacitors’ voltage rating. In this paper, the Lyapunov-based robust stability of a converter operating in both closed- and open-loop is proved, showing its versatility even during the variation of parameters, which nullifies the symmetry of the converter. Simulation and experimental data allow the corroboration of the analysis.https://www.mdpi.com/2073-8994/14/11/2331symmetric converterstability analysisdouble capacitorstep-up converter
spellingShingle Martín Antonio Rodríguez Licea
Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations
Symmetry
symmetric converter
stability analysis
double capacitor
step-up converter
title Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations
title_full Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations
title_fullStr Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations
title_full_unstemmed Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations
title_short Polytopic Robust Stability for a Dual-Capacitor Boost Converter in Symmetric and Non-Symmetric Configurations
title_sort polytopic robust stability for a dual capacitor boost converter in symmetric and non symmetric configurations
topic symmetric converter
stability analysis
double capacitor
step-up converter
url https://www.mdpi.com/2073-8994/14/11/2331
work_keys_str_mv AT martinantoniorodriguezlicea polytopicrobuststabilityforadualcapacitorboostconverterinsymmetricandnonsymmetricconfigurations