The definition of entropy production metric with application in passivity-based control of thermodynamic systems

Z Dong, J Li, Z Zhang, Y Dong, X Huang - Renewable and Sustainable …, 2025‏ - Elsevier
Thermodynamic system dynamics exhibit strong nonlinearity and high uncertainty. If a
simple control law can effectively regulate the thermodynamic systems, it will substantially …

Stability analysis and passivity properties of a class of thermodynamic processes: An internal entropy production approach

JP García-Sandoval, N Hudon, D Dochain… - Chemical Engineering …, 2016‏ - Elsevier
In this contribution, stability and passivity properties of a class of thermodynamic processes
are addressed from a thermodynamical point of view. These thermodynamic processes can …

A Quest To Find a New Reactant To Replace Ethylene Oxide in Reactive–Extractive Distillation for Ternary Azeotropic Separation

IGP Wiratama, ZY Kong, A Yang… - Industrial & …, 2025‏ - ACS Publications
Reactive–extractive distillation (RED) is a hybrid process that combines reaction-driven and
entrainer-based separations into a single unit. Over the years, it has been widely studied for …

Stability analysis and passivity properties for a class of chemical reactors: Internal entropy production approach

JP García-Sandoval, V González-Álvarez… - Computers & chemical …, 2015‏ - Elsevier
In this contribution, the stability and passivity properties of a class of chemical reactors are
addressed from a thermodynamical point of view. For this purpose, a thermodynamical …

Feedback passivation plus tracking-error-based multivariable control for a class of free-radical polymerisation reactors

TS Nguyen, NH Hoang… - International Journal of …, 2019‏ - Taylor & Francis
This paper proposes a tracking-error-based multivariable control to stabilise a nonlinear
system at the desired trajectory (including the open-loop unstable equilibrium manifold). The …

Revisiting the concept of extents for chemical reaction systems using an enthalpy balance

NH Hoang, D Rodrigues, D Bonvin - Computers & Chemical Engineering, 2020‏ - Elsevier
For the investigation of complex reaction systems, it has been proposed to decouple the
various rate processes using a linear time-invariant transformation that is constructed from …

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 …

Thermodynamic Stability Theories of Irreversible Processes and the Fourth Law of Thermodynamics

VM Tangde, AA Bhalekar, B Andresen - Entropy, 2024‏ - mdpi.com
Three approaches for determining the thermodynamic stability of irreversible processes are
described in generalized formulations. The simplest is the Gibbs–Duhem theory, specialized …

Design of parallel cascade controller for nonlinear continuous stirred tank reactor

MA Siddiqui - Scientific Reports, 2025‏ - nature.com
This work presents an approach to control the temperature of a nonlinear continuous stirred
tank reactor (NCSTR) through parallel cascade control structure (PCCS). For the first time …