A review of modeling of diffusion controlled polymerization reactions

DS Achilias - Macromolecular theory and simulations, 2007 - Wiley Online Library
A plethora of models have been developed quantifying the effect of diffusion‐controlled
phenomena on polymerization reactions. The most prominent approaches are reviewed …

A feedback-based implementation scheme for batch process optimization

E Visser, B Srinivasan, S Palanki, D Bonvin - Journal of Process Control, 2000 - Elsevier
The terminal-cost optimization of a control–affine nonlinear system leads to a discontinuous
solution that can be characterized in a piecewise manner. To implement such an optimal …

Robust control in presence of parametric uncertainties: observer-based feedback controller design

D Fissore - Chemical Engineering Science, 2008 - Elsevier
This paper proposes a complete procedure for the design of a robust controller for a
nonlinear process, taking into account the various issues arising in the design and using the …

Synthesis and characterization of poly (methyl methacrylate) polymerized by microwave energy or conventional water bath

LS Acosta‐Torres, FH Barceló‐Santana… - Journal of Applied …, 2008 - Wiley Online Library
In this work, the influence of three different suspension agents (agar, sodium alginate, and
gelatin) in the synthesis of poly (methyl methacrylate)(PMMA) particles is reported. Sodium …

Robust state feedback synthesis for control of non-square multivariable nonlinear systems

S Palanki, JC Cockburn, SN Kolavennu - journal of process control, 2003 - Elsevier
In this paper, a robust nonlinear controller is designed in the Input/Output (I/O) linearization
framework, for non-square multivariable nonlinear systems that have more inputs than …

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 …

Analytical solution of free radical polymerization: derivation and validation

DK Garg, CA Serra, Y Hoarau, D Parida… - …, 2014 - ACS Publications
An elegant, simple, and exact analytical solution (AS) was obtained for a large range of
elementary steps with practical importance in free radical polymerization. The AS matches …

Robust controller design for multivariable nonlinear systems via multi-model H2/H∞ synthesis

S Kolavennu, S Palanki, JC Cockburn - Chemical Engineering Science, 2001 - Elsevier
Input/output (I/O) linearization via state feedback provides a convenient framework for
designing controllers for multivariable nonlinear systems. However this approach does not …

Monitoring and control of free-radical polymerizations using near-infrared spectroscopy

N Sheibat-Othman, D Peycelon… - Industrial & engineering …, 2004 - ACS Publications
A nonlinear geometric control is used to control the concentration of the monomer in solution
polymerization processes. The concentration of the monomer is an important parameter in …

Development of gain scheduling for trajectory tracking problems in input-output linearizable batch processes

V Sampath, S Palanki, JC Cockburn - Computers & Chemical Engineering, 1999 - Elsevier
In this paper, a design methodology has been developed for the control of non-autonomous
batch processes which typically require good tracking performance. The design, based on …