Model-based control of continuous emulsion co-polymerization in a lab-scale tubular reactor

P Joy, K Rossow, F Jung, HU Moritz, W Pauer… - Journal of Process …, 2019 - Elsevier
Abstract Model-based control methods like nonlinear model predictive control (NMPC) is a
promising approach to control complex chemical processes. While there are many …

Control of semicontinuous emulsion copolymerization reactors

E Saldivar, WH Ray - AIChE journal, 1997 - Wiley Online Library
The problem of simultaneous control of composition and molecular weight of copolymers
produced in semicontinuous emulsion polymerization is addressed. A first‐principles model …

Polymer composition control in emulsion co-and terpolymerizations

N Othman, G Févotte, TF McKenna - Industrial & engineering …, 2002 - ACS Publications
A new strategy for composition control in emulsion copolymerization and terpolymerization
processes, based on the use of nonlinear estimation and control techniques, is presented in …

Bringing the on‐line control and optimization of semibatch emulsion copolymerization to the pilot plant

A Zubov, O Naeem, SO Hauger… - Macromolecular …, 2017 - Wiley Online Library
Due to hardening competition and increased focus on resource efficiency, efforts are made
to develop advanced industrial optimization and control systems with the goal to shift the …

Hierarchical control scheme for time-optimal operation of semibatch emulsion polymerizations

R Gesthuisen, S Krämer, S Engell - Industrial & engineering …, 2004 - ACS Publications
A hierarchical control scheme for the time-optimal operation of a semibatch emulsion
polymerization reactor using a new technique to calculate the set points of the molar …

Optimizing control of a continuous polymerization reactor

R Hashemi, D Kohlmann, S Engell - IFAC Proceedings Volumes, 2013 - Elsevier
In this contribution we study the application of non-linear model predictive control to a
continuous polymerization of acrylic acid in tubular reactors with multiple side injections of …

Control of an emulsion polymerization reactor

N Sheibat-Othman, S Othman - Industrial & engineering chemistry …, 2006 - ACS Publications
On-line control of emulsion polymerization is important in order to optimize process
productivity. In this work, multivariable nonlinear geometric control is applied in order to …

Constrained nonlinear predictive control for maximizing production in polymerization processes

M Alamir, N Sheibat-Othman… - IEEE transactions on …, 2007 - ieeexplore.ieee.org
In this brief, a new constrained nonlinear predictive control scheme is proposed for
maximizing the production in polymerization processes. The key features of the proposed …

Process Model for Styrene and n-Butyl Acrylate Emulsion Copolymerization in Smart-Scale Tubular Reactor

R Pokorný, A Zubov, P Matuška, F Lueth… - Industrial & …, 2016 - ACS Publications
Real-time optimization-based control methodologies in emulsion (co) polymerization allow
achievement of a significant intensification of the process and increase of the product …

[HTML][HTML] Advanced strategies for composition control in semi-continuous emulsion polymerization

N Sheibat-Othman - 2000 - hal.science
Advanced control is becoming imperative for various processes, and polymerization
processes are absolutely no exception. The major objectives of on-line monitoring and …