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A multiple model predictive control strategy in the PLS framework

delete2015-01-01
delete26
PRE
AI
Q
Qinghua Chi
J
Jun Liang *
DOI:10.1016/j.jprocont.2014.12.002delete
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Abstract

Abstract

En 中文
For chemical processes with a wide range of operating conditions, a switched multiple model predictive control (MMPC) strategy in the partial least squares (PLS) framework is proposed. Interactive MIMO systems can be automatically decoupled with inputs and outputs paired in their dynamic PIS models. Based on the identified PLS models, companion controllers are designed to form the MMPC strategy. A novel switching criterion based on output statistics is proposed to assure each model/control pair works in its operating region spanned by the identification data sets. The control results of disturbance rejection and setpoint tracking in a two-phase chemical reactor process are presented to demonstrate the capability and effectiveness of the proposed MMPC strategy. (C) 2014 Elsevier Ltd. All rights reserved.
Keywords:
Multiple model predictive control
Partial least squares
Switching control
Two-phase reactor process
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Journal

Journal of Process Control cover
Journal of Process Control
IF:
3.9
Papers:
3.4K
Citations:
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Organization

Z
zhejiang university
Scholars:
17.6W
Papers: 12.1W
Citations: 152