Bifurcation analysis of catalytic partial oxidations in laboratory-scale packed-bed reactors with heat exchange

Z Sun, DH West, V Balakotaiah - Chemical Engineering Journal, 2019 - Elsevier
A detailed ignition-extinction analysis of laboratory scale reactors with heat exchange with
the furnace is provided for the case of single and multiple oxidation reactions. It is shown …

Self-sustained catalytic combustion of CO enhanced by micro fluidized bed: stability operation, fluidization state and CFD simulation

Z Zhang, C Zhang, H Liu, F Bin, X Wei, R Kang… - … Science & Engineering, 2023 - Springer
A micro fluidized bed reactor was used to study the self-sustaining catalytic combustion of
carbon monoxide (CO). The Cu1− xCexOy catalyst, as well as the pure CuO and CeO2, are …

[PDF][PDF] A journey from mechanistic to data-driven models in process engineering: dimensionality reduction, surrogate and hybrid approaches, and digital twins

K Bizon - Chemical and Process Engineering: New Frontiers, 2023 - journals.pan.pl
The study examines various approaches oriented towards conceptual and numerical
reduction of first-principle models, data-driven methodologies for surrogate (black box) and …

CFD analysis of gas flow characteristics and residence time distribution in a rotating spherical packing bed

WL Li, XY Gao, Y Ouyang, JQ Wang… - Industrial & …, 2019 - ACS Publications
Rotating packed beds (RPBs) have attracted widespread attention due to their high mass
transfer efficiency. In this paper, gas flow characteristics in a rotating spherical packing bed …

[HTML][HTML] Application of pseudohomogeneous and heterogeneous models in assessing the behavior of a fluidized-bed catalytic reactor

K Bizon - Energies, 2021 - mdpi.com
Comparative analysis of the steady-state and transient properties of a bubbling fluidized-bed
catalytic reactor obtained according to different mathematical models of the emulsion zone …

Numerical Investigation of Process Enhancement Using a Bifunctional Catalyst in a Dual Fluidized-Bed Reactor

K Bizon, K Skrzypek-Markiewicz, M Prończuk - Catalysts, 2021 - mdpi.com
The paper outlines the concept of process intensification and integration, with a particular
focus on sorption-enhanced, solid-catalyzed chemical processes. An alternative and …

Multiple isolas in steady‐state characteristics of fluidized bed catalytic reactors

K Bizon - AIChE Journal, 2017 - Wiley Online Library
Steady‐state characteristics of a catalytic fluidized bed reactor are analyzed. A two‐phase
bubbling model is used for the description of a fluidized bed of a catalyst. Particular attention …

Modeling and Bifurcation Analysis of Oxidative Coupling of Methane

Z Sun - 2019 - search.proquest.com
In the first part, we present a detailed ignition-extinction analysis of Oxidative Coupling of
Methane (OCM) in the gas phase using a global kinetic model for the various oxidation …

Dynamical and technological consequences of multiple isolas of steady states in a catalytic fluidised-bed reactor

K Bizon - Chemical and Process Engineering, 2017 - yadda.icm.edu.pl
Steady-state characteristics of a catalytic fluidised bed reactor and its dynamical
consequences are analyzed. The occurrence of an untypical steady-state structure …