Applications of nonlinear observers and control: improving productivity and control of free radical solution copolymerization

H Hammouri, TF McKenna… - Industrial & engineering …, 1999 - ACS Publications
A nonlinear state observer that uses the rate of heat generation due to chemical reaction for
the real-time evaluation of key parameters during free radical solution copolymerization is …

On-line multivariable control of continuous solution polymerization reactors.

AB Ogunye - 1995 - elibrary.ru
In this thesis, the real-time advanced process control of a continuous solution methyl
methacrylate polymerization reactor has been undertaken. Multi-loop adaptive and non …

Constructive control of continuous polymer reactors

J Alvarez, P González - Journal of Process Control, 2007 - Elsevier
The problem of controlling (possibly open-loop unstable) continuous free-radical solution
polymer reactors with temperature, level and flow measurements is addressed. The …

LPV model development and control of a solution copolymerization reactor

S Rahme, HS Abbas, N Meskin, R Tóth… - Control Engineering …, 2016 - Elsevier
In this paper, linear parameter-varying (LPV) control is considered for a solution
copolymerization reactor, which takes into account the time-varying nature of the parameters …

Modeling and control of copolymerization reactors

LH GARCIA-RUBIO, JF MacGregor, AE Hamielec - 1982 - ACS Publications
Three factors are important in the development and implementation of successful control
strategies for copolymerization reactors: the availability of kinetic models which adequately …

Output‐feedback control of nonlinear plants

J Alvarez - AIChE journal, 1996 - Wiley Online Library
For multiinput‐multioutput nonlinear plants whose state‐feedback control problem is
solvable with complete or partial output linearization, the output‐feedback problem is …

Synthesis of open-loop controls for semibatch copolymerization reactors by inverse feedback control method

KY Choi, DN Butala - Automatica, 1989 - Elsevier
In this paper a new approximation method for the synthesis of open-loop control systems in
batch and semibatch free radical copolymerization processes is presented. Being …

Control strategies for complex chemical processes. Applications in polymerization processes

RAM Vieira, M Embiruçu, C Sayer, JC Pinto… - Computers & chemical …, 2003 - Elsevier
The proper implementation of advanced control schemes for complex chemical processes
heavily rely on the availability of appropriate mathematical models. The main objective of …

Automatic control of polymer molecular weight during synthesis

T McAfee, N Leonardi, R Montgomery, J Siqueira… - …, 2016 - ACS Publications
The continuous record of monomer and polymer concentrations, C m and C p, and
cumulative weight-average mass, M w, furnished by automatic continuous online monitoring …

Adaptive control of conversion in a simulated solution polymerization continuous stirred tank reactor

SA Mendoza-Bustos, A Penlidis… - Industrial & engineering …, 1990 - ACS Publications
An adaptive controller with improved stability and robustness features that account for
unmodeled dynamics and unmeasured disturbances is applied to the control of monomer …