Measurement and control of polymerization reactors

JR Richards, JP Congalidis - Computers & chemical engineering, 2006 - Elsevier
The measurement and control of polymerization reactors is very challenging due to the
complexity of the physical mechanisms and polymerization kinetics. In these reactors many …

A review on modeling and control of olefin polymerization in fluidized-bed reactors

MR Abbasi, A Shamiri, MA Hussain - Reviews in Chemical …, 2019 - degruyter.com
This is a detailed review on olefin polymerization models, and the most recent process
control approaches used to control these nonlinear systems are presented. Great focus has …

Nonlinear predictive control of a boiler-turbine unit: A state-space approach with successive on-line model linearisation and quadratic optimisation

M Ławryńczuk - ISA transactions, 2017 - Elsevier
This paper details development of a Model Predictive Control (MPC) algorithm for a boiler-
turbine unit, which is a nonlinear multiple-input multiple-output process. The control …

MPC approaches for modulating air-to-water heat pumps in radiant-floor buildings

S Rastegarpour, S Gros, L Ferrarini - Control Engineering Practice, 2020 - Elsevier
A modulating heat pump and water tank result in a nonlinear model due to the load
dependency of the heat pump performance, and variable water flows. Nonlinear model …

Refinery scheduling of crude oil unloading, storage and processing using a model predictive control strategy

U Yüzgeç, A Palazoglu, JA Romagnoli - Computers & Chemical …, 2010 - Elsevier
A model predictive control (MPC) strategy is presented to determine the optimal control
decisions for the short-term refinery scheduling problem. For cases where process …

Nonlinear predictive control for Hammerstein–Wiener systems

M Ławryńczuk - ISA transactions, 2015 - Elsevier
This paper discusses a nonlinear Model Predictive Control (MPC) algorithm for multiple-
input multiple-output dynamic systems represented by cascade Hammerstein–Wiener …

Analysis of an industrial continuous slurry reactor for ethylene–butene copolymerization

CH Fontes, MJ Mendes - Polymer, 2005 - Elsevier
This work presents the analysis of a slurry polymerization stirred tank reactor for the
production of high-density polyethylene. A coordination mechanism is adopted including …

Nonlinear predictive control of dynamic systems represented by Wiener–Hammerstein models

M Ławryńczuk - Nonlinear Dynamics, 2016 - Springer
This paper is concerned with computationally efficient nonlinear model predictive control
(MPC) of dynamic systems described by cascade Wiener–Hammerstein models. The Wiener …

Fuzzy model-based predictive hybrid control of polymerization processes

NM Nascimento Lima, F Manenti… - Industrial & …, 2009 - ACS Publications
This paper presents a fuzzy model-based predictive hybrid controller (FMPHC) for
polymerization processes based on Takagi− Sugeno models and moving horizon …

Modeling and predictive control using fuzzy logic: application for a polymerization system

NMN Lima, LZ Linan, RM Filho, MRW Maciel… - AIChE …, 2010 - Wiley Online Library
In this study, a predictive control system based on type Takagi‐Sugeno fuzzy models was
developed for a polymerization process. Such processes typically have a highly nonlinear …