New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter

© 2016 IEEE.This paper presents a new tracking controller design method for the widely used DC-DC buck converter involving a PIDF (i.e., PID + filter) controller. This controller, differently from the classical PID controller, has the advantage of being characterized by a proper transfer function. S...

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Main Authors: Cuoghi, S., Ntogramatzidis, Lorenzo
Format: Conference Paper
Published: 2016
Online Access:http://hdl.handle.net/20.500.11937/52154
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author Cuoghi, S.
Ntogramatzidis, Lorenzo
author_facet Cuoghi, S.
Ntogramatzidis, Lorenzo
author_sort Cuoghi, S.
building Curtin Institutional Repository
collection Online Access
description © 2016 IEEE.This paper presents a new tracking controller design method for the widely used DC-DC buck converter involving a PIDF (i.e., PID + filter) controller. This controller, differently from the classical PID controller, has the advantage of being characterized by a proper transfer function. Secondly, the further degree of freedom introduced in the transfer function of the low pass filter can be exploited to satisfy further specifications. This new design procedure is a conjunction of the classical pole-zero cancellation method with the so-called inversion formulae design method. These two techniques are used to reduce the negative effects introduced by the complex poles in the transfer function of the converter and to exactly satisfy steady state requirements on the tracking error, as well as to meet frequency-domain specifications on the phase margin and on the gain crossover frequency. The robustness of the proposed control procedure under load variations and plant uncertainty is evaluated and compared with other methods.
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spelling curtin-20.500.11937-521542017-09-13T15:38:22Z New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter Cuoghi, S. Ntogramatzidis, Lorenzo © 2016 IEEE.This paper presents a new tracking controller design method for the widely used DC-DC buck converter involving a PIDF (i.e., PID + filter) controller. This controller, differently from the classical PID controller, has the advantage of being characterized by a proper transfer function. Secondly, the further degree of freedom introduced in the transfer function of the low pass filter can be exploited to satisfy further specifications. This new design procedure is a conjunction of the classical pole-zero cancellation method with the so-called inversion formulae design method. These two techniques are used to reduce the negative effects introduced by the complex poles in the transfer function of the converter and to exactly satisfy steady state requirements on the tracking error, as well as to meet frequency-domain specifications on the phase margin and on the gain crossover frequency. The robustness of the proposed control procedure under load variations and plant uncertainty is evaluated and compared with other methods. 2016 Conference Paper http://hdl.handle.net/20.500.11937/52154 10.1109/IECON.2016.7793363 restricted
spellingShingle Cuoghi, S.
Ntogramatzidis, Lorenzo
New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter
title New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter
title_full New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter
title_fullStr New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter
title_full_unstemmed New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter
title_short New inversion formulae for PIDF controllers with complex zeros for DC-DC buck converter
title_sort new inversion formulae for pidf controllers with complex zeros for dc-dc buck converter
url http://hdl.handle.net/20.500.11937/52154