A Gain-Scheduling PI Control Based on Neural Networks

This paper presents a gain-scheduling design technique that relies upon neural models to approximate plant behaviour. The controller design is based on generic model control (GMC) formalisms and linearization of the neural model of the process. As a result, a PI controller action is obtained, where...

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Main Authors: Stefania Tronci, Roberto Baratti
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Complexity
Online Access:http://dx.doi.org/10.1155/2017/9241254
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author Stefania Tronci
Roberto Baratti
author_facet Stefania Tronci
Roberto Baratti
author_sort Stefania Tronci
collection DOAJ
description This paper presents a gain-scheduling design technique that relies upon neural models to approximate plant behaviour. The controller design is based on generic model control (GMC) formalisms and linearization of the neural model of the process. As a result, a PI controller action is obtained, where the gain depends on the state of the system and is adapted instantaneously on-line. The algorithm is tested on a nonisothermal continuous stirred tank reactor (CSTR), considering both single-input single-output (SISO) and multi-input multi-output (MIMO) control problems. Simulation results show that the proposed controller provides satisfactory performance during set-point changes and disturbance rejection.
format Article
id doaj-art-1601c13f27114c09a5c2ade074ed7266
institution Kabale University
issn 1076-2787
1099-0526
language English
publishDate 2017-01-01
publisher Wiley
record_format Article
series Complexity
spelling doaj-art-1601c13f27114c09a5c2ade074ed72662025-02-03T06:05:19ZengWileyComplexity1076-27871099-05262017-01-01201710.1155/2017/92412549241254A Gain-Scheduling PI Control Based on Neural NetworksStefania Tronci0Roberto Baratti1Dipartimento di Ingegneria Meccanica, Chimica e dei Materiali, Università degli Studi di Cagliari, Via Marengo 2, 09123 Cagliari, ItalyDipartimento di Ingegneria Meccanica, Chimica e dei Materiali, Università degli Studi di Cagliari, Via Marengo 2, 09123 Cagliari, ItalyThis paper presents a gain-scheduling design technique that relies upon neural models to approximate plant behaviour. The controller design is based on generic model control (GMC) formalisms and linearization of the neural model of the process. As a result, a PI controller action is obtained, where the gain depends on the state of the system and is adapted instantaneously on-line. The algorithm is tested on a nonisothermal continuous stirred tank reactor (CSTR), considering both single-input single-output (SISO) and multi-input multi-output (MIMO) control problems. Simulation results show that the proposed controller provides satisfactory performance during set-point changes and disturbance rejection.http://dx.doi.org/10.1155/2017/9241254
spellingShingle Stefania Tronci
Roberto Baratti
A Gain-Scheduling PI Control Based on Neural Networks
Complexity
title A Gain-Scheduling PI Control Based on Neural Networks
title_full A Gain-Scheduling PI Control Based on Neural Networks
title_fullStr A Gain-Scheduling PI Control Based on Neural Networks
title_full_unstemmed A Gain-Scheduling PI Control Based on Neural Networks
title_short A Gain-Scheduling PI Control Based on Neural Networks
title_sort gain scheduling pi control based on neural networks
url http://dx.doi.org/10.1155/2017/9241254
work_keys_str_mv AT stefaniatronci againschedulingpicontrolbasedonneuralnetworks
AT robertobaratti againschedulingpicontrolbasedonneuralnetworks
AT stefaniatronci gainschedulingpicontrolbasedonneuralnetworks
AT robertobaratti gainschedulingpicontrolbasedonneuralnetworks