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Composite Nonlinear Feedback Control of a Chemical Reactor

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Standard

Composite Nonlinear Feedback Control of a Chemical Reactor. / Pyrhönen, Veli-Pekka; Koivisto, Hannu .

Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence. Helsinki, Finland : Suomen Automaatioseura ry, 2015. (SAS julkaisusarja; Vol. 44).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Harvard

Pyrhönen, V-P & Koivisto, H 2015, Composite Nonlinear Feedback Control of a Chemical Reactor. in Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence. SAS julkaisusarja, vol. 44, Suomen Automaatioseura ry, Helsinki, Finland, Automaatioseminaari, Finland, 1/01/80.

APA

Pyrhönen, V-P., & Koivisto, H. (2015). Composite Nonlinear Feedback Control of a Chemical Reactor. In Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence (SAS julkaisusarja; Vol. 44). Helsinki, Finland: Suomen Automaatioseura ry.

Vancouver

Pyrhönen V-P, Koivisto H. Composite Nonlinear Feedback Control of a Chemical Reactor. In Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence. Helsinki, Finland: Suomen Automaatioseura ry. 2015. (SAS julkaisusarja).

Author

Pyrhönen, Veli-Pekka ; Koivisto, Hannu . / Composite Nonlinear Feedback Control of a Chemical Reactor. Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence. Helsinki, Finland : Suomen Automaatioseura ry, 2015. (SAS julkaisusarja).

Bibtex - Download

@inproceedings{6446cc9b70894d30a63b9c096e317bba,
title = "Composite Nonlinear Feedback Control of a Chemical Reactor",
abstract = "This paper studies the application of composite nonlinear feedback (CNF) control for a continuous time stirred tank reactor. Inside the reactor, an exothermic chemical reaction occurs, which requires cooling when concentration is commanded from low to high conversion rate to prevent a thermal runaway. A full-state CNF controller is designed for adjusting the temperature of the cooling jacket using concentration and temperature measurements. A continuous time gain-scheduled cascade controller, as well as a model predictive controller (MPC) is also fabricated for comparison. The gain-scheduled cascade controller has a proportional-integral (PI) controller as a primary loop controller, and a P-controller as a secondary loop controller. The simulation results show that the CNF controller is able to offer the best overall tracking performance as measured by the integral-of-absolute-error (IAE) criterion. In addition, the CNF controller does not need gain-scheduling for tuning purposes; the CNF controller is capable of changing its tuning as a function of control error only.",
keywords = "exothermic reaction, nonlinear control, nonlinear dynamics, cascade control",
author = "Veli-Pekka Pyrh{\"o}nen and Hannu Koivisto",
year = "2015",
month = "3",
day = "18",
language = "English",
series = "SAS julkaisusarja",
publisher = "Suomen Automaatioseura ry",
booktitle = "Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence",

}

RIS (suitable for import to EndNote) - Download

TY - GEN

T1 - Composite Nonlinear Feedback Control of a Chemical Reactor

AU - Pyrhönen, Veli-Pekka

AU - Koivisto, Hannu

PY - 2015/3/18

Y1 - 2015/3/18

N2 - This paper studies the application of composite nonlinear feedback (CNF) control for a continuous time stirred tank reactor. Inside the reactor, an exothermic chemical reaction occurs, which requires cooling when concentration is commanded from low to high conversion rate to prevent a thermal runaway. A full-state CNF controller is designed for adjusting the temperature of the cooling jacket using concentration and temperature measurements. A continuous time gain-scheduled cascade controller, as well as a model predictive controller (MPC) is also fabricated for comparison. The gain-scheduled cascade controller has a proportional-integral (PI) controller as a primary loop controller, and a P-controller as a secondary loop controller. The simulation results show that the CNF controller is able to offer the best overall tracking performance as measured by the integral-of-absolute-error (IAE) criterion. In addition, the CNF controller does not need gain-scheduling for tuning purposes; the CNF controller is capable of changing its tuning as a function of control error only.

AB - This paper studies the application of composite nonlinear feedback (CNF) control for a continuous time stirred tank reactor. Inside the reactor, an exothermic chemical reaction occurs, which requires cooling when concentration is commanded from low to high conversion rate to prevent a thermal runaway. A full-state CNF controller is designed for adjusting the temperature of the cooling jacket using concentration and temperature measurements. A continuous time gain-scheduled cascade controller, as well as a model predictive controller (MPC) is also fabricated for comparison. The gain-scheduled cascade controller has a proportional-integral (PI) controller as a primary loop controller, and a P-controller as a secondary loop controller. The simulation results show that the CNF controller is able to offer the best overall tracking performance as measured by the integral-of-absolute-error (IAE) criterion. In addition, the CNF controller does not need gain-scheduling for tuning purposes; the CNF controller is capable of changing its tuning as a function of control error only.

KW - exothermic reaction

KW - nonlinear control

KW - nonlinear dynamics

KW - cascade control

M3 - Conference contribution

T3 - SAS julkaisusarja

BT - Proceedings of AutomaatioXXI, The Industrial Revolution of Internet – From Intelligent Devices to Networked Intelligence

PB - Suomen Automaatioseura ry

CY - Helsinki, Finland

ER -