Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process

A dynamic model of the hydrogenation of benzene to cyclohexane reaction in a real-life industrial reactor is elaborated. Transformations of the model leading to satisfactory results are presented and discussed. Operating conditions accepted in the simulations are identical to those observed in the c...

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Main Authors: Mirosław K. Szukiewicz, Krzysztof Kaczmarski
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Catalysts
Subjects:
Online Access:https://www.mdpi.com/2073-4344/11/4/412
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author Mirosław K. Szukiewicz
Krzysztof Kaczmarski
author_facet Mirosław K. Szukiewicz
Krzysztof Kaczmarski
author_sort Mirosław K. Szukiewicz
collection DOAJ
description A dynamic model of the hydrogenation of benzene to cyclohexane reaction in a real-life industrial reactor is elaborated. Transformations of the model leading to satisfactory results are presented and discussed. Operating conditions accepted in the simulations are identical to those observed in the chemical plant. Under those conditions, some components of the reaction mixture vanish, and the diffusion coefficients of the components vary along the reactor (they are strongly concentration-dependent). We came up with a final reactor model predicting with reasonable accuracy the reaction mixture’s outlet composition and temperature profile throughout the process. Additionally, the model enables the anticipation of catalyst activity and the remaining deactivated catalyst lifetime. Conclusions concerning reactor operation conditions resulting from the simulations are presented as well. Since the model provides deep insight into the process of simulating, it allows us to make knowledge-based decisions. It should be pointed out that improvements in the process run, related to operating conditions, or catalyst application, or both on account of the high scale of the process and its expected growth, will remarkably influence both the profits and environmental protection.
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spelling doaj.art-4da5324c1a68432599badc76bc572fbc2023-11-21T11:47:57ZengMDPI AGCatalysts2073-43442021-03-0111441210.3390/catal11040412Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene ProcessMirosław K. Szukiewicz0Krzysztof Kaczmarski1Department of Chemical and Process Engineering, Rzeszów University of Technology, al. Powstańców Warszawy 6, 35-959 Rzeszów, PolandDepartment of Chemical and Process Engineering, Rzeszów University of Technology, al. Powstańców Warszawy 6, 35-959 Rzeszów, PolandA dynamic model of the hydrogenation of benzene to cyclohexane reaction in a real-life industrial reactor is elaborated. Transformations of the model leading to satisfactory results are presented and discussed. Operating conditions accepted in the simulations are identical to those observed in the chemical plant. Under those conditions, some components of the reaction mixture vanish, and the diffusion coefficients of the components vary along the reactor (they are strongly concentration-dependent). We came up with a final reactor model predicting with reasonable accuracy the reaction mixture’s outlet composition and temperature profile throughout the process. Additionally, the model enables the anticipation of catalyst activity and the remaining deactivated catalyst lifetime. Conclusions concerning reactor operation conditions resulting from the simulations are presented as well. Since the model provides deep insight into the process of simulating, it allows us to make knowledge-based decisions. It should be pointed out that improvements in the process run, related to operating conditions, or catalyst application, or both on account of the high scale of the process and its expected growth, will remarkably influence both the profits and environmental protection.https://www.mdpi.com/2073-4344/11/4/412modeling industrial processbenzene hydrogenationheterogeneous reactorreaction engineeringkinetics
spellingShingle Mirosław K. Szukiewicz
Krzysztof Kaczmarski
Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process
Catalysts
modeling industrial process
benzene hydrogenation
heterogeneous reactor
reaction engineering
kinetics
title Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process
title_full Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process
title_fullStr Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process
title_full_unstemmed Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process
title_short Modeling of a Real-Life Industrial Reactor for Hydrogenation of Benzene Process
title_sort modeling of a real life industrial reactor for hydrogenation of benzene process
topic modeling industrial process
benzene hydrogenation
heterogeneous reactor
reaction engineering
kinetics
url https://www.mdpi.com/2073-4344/11/4/412
work_keys_str_mv AT mirosławkszukiewicz modelingofareallifeindustrialreactorforhydrogenationofbenzeneprocess
AT krzysztofkaczmarski modelingofareallifeindustrialreactorforhydrogenationofbenzeneprocess