Comprehensive Averaged Model of DCM-Operated Boost Converter Fed by PV Source

Fatima A. Fairouz, Mohammed A. Elgendy, Musbahu Muhammad

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The average model of DC-DC converters is commonly used to analyze the control stability and dynamics of switched-mode converters. Although the average model of the boost converter (BC) in the continuous conduction mode (CCM) and the discontinuous conduction modes (DCM) is well-covered in the literature, the modelling and control of the DCM-operated BC with the maximum power point tracking (MPPT) has not been paid much attention. In this paper, a comprehensive state-space averaged model of DCM-operated BC fed by photovoltaic (PV) source is derived. Higher-order, lower-order, reduced-order, and full-order models are considered. MATLAB simulation is used to verify the derived models. The converter dynamics were analyzed based on the bode-plot and the step-response for each model. Results show that the lower-full-order model is considered the most suitable choice for modelling the DCM-operated boost converter.

Original languageEnglish
Title of host publication4th International Conference on Smart Grid and Renewable Energy, SGRE 2024 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-5
Number of pages5
ISBN (Electronic)9798350306262
ISBN (Print)9798350306262
DOIs
Publication statusPublished - 15 Feb 2024
Event4th International Conference on Smart Grid and Renewable Energy, SGRE 2024 - Doha, Qatar
Duration: 8 Jan 202410 Jan 2024

Publication series

Name4th International Conference on Smart Grid and Renewable Energy, SGRE 2024 - Proceedings

Conference

Conference4th International Conference on Smart Grid and Renewable Energy, SGRE 2024
Country/TerritoryQatar
CityDoha
Period8/01/2410/01/24

Bibliographical note

Publisher Copyright:
© 2024 IEEE.

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