Offset Free Tracking Predictive Control Based on Dynamic PLS Framework

This paper develops an offset free tracking model predictive control based on a dynamic partial least square (PLS) framework. First, state space model is used as the inner model of PLS to describe the dynamic system, where subspace identification method is used to identify the inner model. Based on...

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Main Authors: Jin Xin, Wang Yue, Luo Lin
Format: Article
Language:English
Published: MDPI AG 2017-10-01
Series:Information
Subjects:
Online Access:https://www.mdpi.com/2078-2489/8/4/121
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author Jin Xin
Wang Yue
Luo Lin
author_facet Jin Xin
Wang Yue
Luo Lin
author_sort Jin Xin
collection DOAJ
description This paper develops an offset free tracking model predictive control based on a dynamic partial least square (PLS) framework. First, state space model is used as the inner model of PLS to describe the dynamic system, where subspace identification method is used to identify the inner model. Based on the obtained model, multiple independent model predictive control (MPC) controllers are designed. Due to the decoupling character of PLS, these controllers are running separately, which is suitable for distributed control framework. In addition, the increment of inner model output is considered in the cost function of MPC, which involves integral action in the controller. Hence, the offset free tracking performance is guaranteed. The results of an industry background simulation demonstrate the effectiveness of proposed method.
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spelling doaj.art-043f0aea7cb34e2985ac3ebe4b92d9682022-12-22T01:05:11ZengMDPI AGInformation2078-24892017-10-018412110.3390/info8040121info8040121Offset Free Tracking Predictive Control Based on Dynamic PLS FrameworkJin Xin0Wang Yue1Luo Lin2School of Information and Control Engineering, Liaoning Shihua University, Fushun 113001, ChinaSchool of Information and Control Engineering, Liaoning Shihua University, Fushun 113001, ChinaSchool of Information and Control Engineering, Liaoning Shihua University, Fushun 113001, ChinaThis paper develops an offset free tracking model predictive control based on a dynamic partial least square (PLS) framework. First, state space model is used as the inner model of PLS to describe the dynamic system, where subspace identification method is used to identify the inner model. Based on the obtained model, multiple independent model predictive control (MPC) controllers are designed. Due to the decoupling character of PLS, these controllers are running separately, which is suitable for distributed control framework. In addition, the increment of inner model output is considered in the cost function of MPC, which involves integral action in the controller. Hence, the offset free tracking performance is guaranteed. The results of an industry background simulation demonstrate the effectiveness of proposed method.https://www.mdpi.com/2078-2489/8/4/121partial least squaremodel predictive controloffset free controldistributed controller
spellingShingle Jin Xin
Wang Yue
Luo Lin
Offset Free Tracking Predictive Control Based on Dynamic PLS Framework
Information
partial least square
model predictive control
offset free control
distributed controller
title Offset Free Tracking Predictive Control Based on Dynamic PLS Framework
title_full Offset Free Tracking Predictive Control Based on Dynamic PLS Framework
title_fullStr Offset Free Tracking Predictive Control Based on Dynamic PLS Framework
title_full_unstemmed Offset Free Tracking Predictive Control Based on Dynamic PLS Framework
title_short Offset Free Tracking Predictive Control Based on Dynamic PLS Framework
title_sort offset free tracking predictive control based on dynamic pls framework
topic partial least square
model predictive control
offset free control
distributed controller
url https://www.mdpi.com/2078-2489/8/4/121
work_keys_str_mv AT jinxin offsetfreetrackingpredictivecontrolbasedondynamicplsframework
AT wangyue offsetfreetrackingpredictivecontrolbasedondynamicplsframework
AT luolin offsetfreetrackingpredictivecontrolbasedondynamicplsframework