A perturbed port-Hamiltonian approach for the stabilization of homogeneous reaction systems via the control of vessel extents

TS Nguyen, CK Tan, NH Hoang, MA Hussain… - Computers & Chemical …, 2021 - Elsevier
The paper proposes a tracking-error passivity-based control scheme for the asymptotic
stabilization of homogeneous reaction systems. The approach uses the concept of vessel …

Output regulation via trajectory tracking for chemical reactors with jacket dynamics

TS Nguyen, NH Hoang, CK Tan, MA Hussain… - Computers & Chemical …, 2023 - Elsevier
This work deals with a control strategy to regulate homogeneous reaction systems in
reactors equipped with a cooling jacket. The reaction system is expressed in terms of vessel …

Modeling of reactive batch distillation processes for control

A Marquez-Ruiz, CS Méndez-Blanco… - Computers & Chemical …, 2019 - Elsevier
Reactive batch distillation (RBD) is a preferred process intensification technology to carry
out equilibrium-limited reactions. It is a multicomponent, multiphase system. Appropriate …

Generalization of the concept of extents to distributed reaction systems

D Rodrigues, J Billeter, D Bonvin - Chemical Engineering Science, 2017 - Elsevier
In the chemical industry, a large class of processes involving reactions can be described by
partial differential equations that depend on time and on one or more spatial coordinates …

On decoupling rate processes in chemical reaction systems–methods and applications

J Billeter, D Rodrigues, S Srinivasan, M Amrhein… - Computers & Chemical …, 2018 - Elsevier
Abstract Models of chemical reaction systems can be complex as they need to include
information regarding the reactions and the mass and heat transfers. The commonly used …

Multivariable control based on incomplete models via feedback linearization and continuous‐time derivative estimation

D Rodrigues, A Mesbah - International Journal of Robust and …, 2021 - Wiley Online Library
Abstract Models of nonlinear dynamical systems are typically composed of unknown and
known parts due to the existence of mismatch between the true nonlinear system dynamics …

Fast estimation of plant steady state for imperfectly known dynamic systems, with application to real-time optimization

D Rodrigues, M Amrhein, J Billeter… - Industrial & Engineering …, 2018 - ACS Publications
Experimental assessment or prediction of plant steady state is important for many
applications in the area of modeling and operation of continuous processes. For example …

Reaction variants and invariants based observer and controller design for CSTRs

Z Zhao, JM Wassick, J Ferrio, BE Ydstie - IFAC-PapersOnLine, 2016 - Elsevier
This work shows that kinetic information is not needed to estimate states (compositions) and
control continuous stirred tank reactors (CSTRs). An asymptotic observer is developed using …

Concept of Variants and Invariants for Reaction Systems, with Application to Estimation, Control and Optimization

M Rodrigues, D Filipe - 2018 - infoscience.epfl.ch
The concept of reaction variants and invariants for lumped reaction systems has been
known for several decades. Its applications encompass model identification, data …

On Decoupling Chemical Reaction Systems: Methods, Analysis and Applications

S Srinivasan - 2017 - infoscience.epfl.ch
Chemical reaction systems act as the basis to get the desired products from raw materials.
An in-depth understanding of all the underlying rate processes is necessary for monitoring …