THE CHARGE-MODE CONTROL OF THE CONSTANT FREQUENCY POWER CONVERTERS

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Název: THE CHARGE-MODE CONTROL OF THE CONSTANT FREQUENCY POWER CONVERTERS
Autoři: Janda, Žarko, orcid:0000-0002-5696-, Janković, Marko, Ninković, Predrag
Informace o vydavateli: Zenodo
Rok vydání: 1996
Sbírka: Zenodo
Témata: current-mode, sampled-data model, subharmonic oscilations
Popis: This paper presents new methods of current-mode control for pulse width modulated (PWM) constant frequency powerconverters. Proposed approaches of control expands the band of duty-cycle ratio variations without any deteriorating influence onsystem stability. Furthermore, in the case of quasi-charge control, the system becomes inherently stable. Small-signal models are developed for both control circuits. The models are derived for converters operating in continuous conduction mode. Themodels are accurate up to half of the switching frequency. The proposed small-signal models are used to assess system stabilityconsiderations.
Druh dokumentu: conference object
Jazyk: English
Relation: https://zenodo.org/communities/ieent/; https://zenodo.org/records/10417267; oai:zenodo.org:10417267; https://doi.org/10.5281/zenodo.10417267
DOI: 10.5281/zenodo.10417267
Dostupnost: https://doi.org/10.5281/zenodo.10417267
https://zenodo.org/records/10417267
Rights: Creative Commons Attribution 4.0 International ; cc-by-4.0 ; https://creativecommons.org/licenses/by/4.0/legalcode
Přístupové číslo: edsbas.A5403A00
Databáze: BASE
Popis
Abstrakt:This paper presents new methods of current-mode control for pulse width modulated (PWM) constant frequency powerconverters. Proposed approaches of control expands the band of duty-cycle ratio variations without any deteriorating influence onsystem stability. Furthermore, in the case of quasi-charge control, the system becomes inherently stable. Small-signal models are developed for both control circuits. The models are derived for converters operating in continuous conduction mode. Themodels are accurate up to half of the switching frequency. The proposed small-signal models are used to assess system stabilityconsiderations.
DOI:10.5281/zenodo.10417267