<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>This paper presents a novel approach for feedback linearisation in a continuous conduction mode (CCM) of the flyback converter. Due to the unstable zero dynamics, a flyback converter has highly non-linear behaviour. Flyback converters mostly use the indirect (current) control mechanism. In contrast, this paper shows a direct control of the output voltage of a flyback converter with feedback linearisation (a non-linear control method). In the designed controller, an error integrator is applied to improve the dynamic and steady-state behaviour of the controller. To design the feedback linearisation method, the state-space averaged model is determined. The converter and the proposed control are tested in a MatLab/Simulink environment, and the results are compared with other optimal controller methods. The results provide feedback about the efficiency and practical implementation of the proposed method.</p>
</abstract>

This paper presents a novel approach for feedback linearisation in a continuous conduction mode (CCM) of the flyback converter. Due to the unstable zero dynamics, a flyback converter has highly non-linear behaviour. Flyback converters mostly use the indirect (current) control mechanism. In contrast, this paper shows a direct control of the output voltage of a flyback converter with feedback linearisation (a non-linear control method). In the designed controller, an error integrator is applied to improve the dynamic and steady-state behaviour of the controller. To design the feedback linearisation method, the state-space averaged model is determined. The converter and the proposed control are tested in a MatLab/Simulink environment, and the results are compared with other optimal controller methods. The results provide feedback about the efficiency and practical implementation of the proposed method.

A Novel Feedback Linearisation Control of Flyback Converter

Power Electronics and Drives

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

{"article-title":"A Novel Feedback Linearisation Control of Flyback Converter"}

This paper presents a novel approach for feedback linearisation in a continuous conduction mode (CCM) of the flyback converter. Due to the unstable zero...

A Novel Feedback Linearisation Control of Flyback Converter

Published Online: Jan 28, 2023

Page range: 74 - 83

DOI: https://doi.org/10.2478/pead-2023-0006

Keywords
CCM flyback converter, isolated converter, feedback linearisation, non-minimum phase, power electronics

© 2023 Miklos Csizmadia et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

A Novel Feedback Linearisation Control of Flyback Converter

Published Online: Jan 28, 2023

Page range: 74 - 83

DOI: https://doi.org/10.2478/pead-2023-0006

KeywordsCCM flyback converter, isolated converter, feedback linearisation, non-minimum phase, power electronics

© 2023 Miklos Csizmadia et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
CCM flyback converter, isolated converter, feedback linearisation, non-minimum phase, power electronics