An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters

This article addresses the problem of enhancing the performance of boost DC⁻DC converters that are already compensated either in voltage-mode by a common proportional⁻integral⁻derivative (PID, Type III) primary controller or in current-mode with a two-loop PI control la...

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Main Author: Christos Yfoulis
Format: Article
Language:English
Published: MDPI AG 2019-02-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/12/3/563
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author Christos Yfoulis
author_facet Christos Yfoulis
author_sort Christos Yfoulis
collection DOAJ
description This article addresses the problem of enhancing the performance of boost DC⁻DC converters that are already compensated either in voltage-mode by a common proportional⁻integral⁻derivative (PID, Type III) primary controller or in current-mode with a two-loop PI control law. Improved performance may be obtained with the addition of a secondary controller/prefilter in the form of a reference governor. This complementary scheme adjusts the imposed voltage reference input signal dynamically and can be designed in an optimal fashion via the model predictive control (MPC) methodology. Our evaluation with numerical simulation in MATLAB suggests that this two-level controller can effectively enhance the performance of a DC⁻DC boost converter in a wide operating range without imposing extra requirements or limitations. A simple linear MPC design in explicit form is employed in this approach, which is computationally tractable for digital microprocessor implementation. This work paves the way for future research involving reference governor ideas in the area of bilinear power electronic converters.
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spelling doaj.art-1c62ef602a1c4d2eab21c5b97ae37ffb2022-12-22T02:22:14ZengMDPI AGEnergies1996-10732019-02-0112356310.3390/en12030563en12030563An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC ConvertersChristos Yfoulis0Department of Automation Engineering, Alexander Technological Educational Institute (ATEI) of Thessaloniki, Sindos 57400, GreeceThis article addresses the problem of enhancing the performance of boost DC⁻DC converters that are already compensated either in voltage-mode by a common proportional⁻integral⁻derivative (PID, Type III) primary controller or in current-mode with a two-loop PI control law. Improved performance may be obtained with the addition of a secondary controller/prefilter in the form of a reference governor. This complementary scheme adjusts the imposed voltage reference input signal dynamically and can be designed in an optimal fashion via the model predictive control (MPC) methodology. Our evaluation with numerical simulation in MATLAB suggests that this two-level controller can effectively enhance the performance of a DC⁻DC boost converter in a wide operating range without imposing extra requirements or limitations. A simple linear MPC design in explicit form is employed in this approach, which is computationally tractable for digital microprocessor implementation. This work paves the way for future research involving reference governor ideas in the area of bilinear power electronic converters.https://www.mdpi.com/1996-1073/12/3/563boost DC–DC convertersPID Type III voltage-mode compensationcurrent-modetwo-loop PI controlreference governormodel predictive control
spellingShingle Christos Yfoulis
An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters
Energies
boost DC–DC converters
PID Type III voltage-mode compensation
current-mode
two-loop PI control
reference governor
model predictive control
title An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters
title_full An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters
title_fullStr An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters
title_full_unstemmed An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters
title_short An MPC Reference Governor Approach for Enhancing the Performance of Precompensated Boost DC–DC Converters
title_sort mpc reference governor approach for enhancing the performance of precompensated boost dc dc converters
topic boost DC–DC converters
PID Type III voltage-mode compensation
current-mode
two-loop PI control
reference governor
model predictive control
url https://www.mdpi.com/1996-1073/12/3/563
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