Iterative real-time optimization scheme for optimal operation of chemical processes under uncertainty: Proof of concept in a miniplant
R Hernandez, J Dreimann, A Vorholt… - Industrial & …, 2018 - ACS Publications
Real-time optimization (RTO) has gained growing attention during the past few years as a
useful approach to boost process performance while safety and environmental constraints …
useful approach to boost process performance while safety and environmental constraints …
Direct learning of improved control policies from historical plant data
K Alhazmi, SM Sarathy - Computers & Chemical Engineering, 2024 - Elsevier
The continuous optimization of the operational performance of chemical plants is of
fundamental importance. This research proposes a method that utilizes policy-constrained …
fundamental importance. This research proposes a method that utilizes policy-constrained …
Data reconciliation for chemical reaction systems using vessel extents and shape constraints
S Srinivasan, J Billeter, S Narasimhan… - Computers & Chemical …, 2017 - Elsevier
Concentrations measurements are typically corrupted by noise. Data reconciliation
techniques improve the accuracy of measurements by using redundancies in the material …
techniques improve the accuracy of measurements by using redundancies in the material …
A perturbed port-Hamiltonian approach for the stabilization of homogeneous reaction systems via the control of vessel extents
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 …
stabilization of homogeneous reaction systems. The approach uses the concept of vessel …
Output regulation via trajectory tracking for chemical reactors with jacket dynamics
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 …
reactors equipped with a cooling jacket. The reaction system is expressed in terms of vessel …
Feedback passivation plus tracking-error-based multivariable control for a class of free-radical polymerisation reactors
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 …
system at the desired trajectory (including the open-loop unstable equilibrium manifold). The …
Reaction invariant-based reduction of the activated sludge model ASM1 for batch applications
JA Santa Cruz, SF Mussati, NJ Scenna… - Journal of environmental …, 2016 - Elsevier
In any system, there are some properties, quantities or relationships that remain unchanged
despite the applied transformations (system invariants). For a batch reaction system with n …
despite the applied transformations (system invariants). For a batch reaction system with n …
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 …
out equilibrium-limited reactions. It is a multicomponent, multiphase system. Appropriate …
Revisiting the concept of extents for chemical reaction systems using an enthalpy balance
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 …
various rate processes using a linear time-invariant transformation that is constructed from …
A perspective on the impact of process systems engineering on reaction engineering
K Sivaramakrishnan, A Puliyanda… - Industrial & …, 2019 - ACS Publications
Process systems engineering (PSE), as the name suggests, emphasizes an approach to
understanding the behavior of systems as a whole with a view to improving decision-making …
understanding the behavior of systems as a whole with a view to improving decision-making …