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Abstract
Abstract
A detailed analysis of the ignition–extinction and hysteresis behavior of the two widely used catalytic reactor models (packed-bed and monolith) for the case of a single exothermic reaction is presented. First, limiting models are used to determine the minimum adiabatic temperature rise and/or catalyst activity needed to observe hysteresis behavior. Next, explicit expressions are provided for estimating the feed temperature or space time at ignition (light-off) and extinction (blow-out) as a function of the adiabatic temperature rise (or inlet concentration of limiting reactant), effective thermal conductivity, time and length scales (reactor, tube/channel diameter, effective diffusion length and pore size), catalyst activity (or dilution) and heat loss. It is shown that various limiting reactor models such as the thin-bed, long-bed, lumped thermal, adiabatic and strongly cooled cases that are defined in terms of various inter- and intraphase heat and mass dispersion time scales can be used to derive scaling relations that are useful in predicting the ignition/extinction loci for both laboratory scale (with heat exchange) and large scale (near adiabatic) reactors.
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Affiliation(s)
- Vemuri Balakotaiah
- Department of Chemical and Biomolecular Engineering , University of Houston , Engineering Bldg. 1, 4726 Calhoun Rd , Houston , TX 77204 , USA
| | - Zhe Sun
- Department of Chemical and Biomolecular Engineering , University of Houston , Engineering Bldg. 1, 4726 Calhoun Rd , Houston , TX 77204 , USA
| | - Ram Ratnakar
- R&D – Mathematics and Computation, Shell International Exploration and Production Inc. , 3333 Highway 6S , Houston , TX 77082 , USA
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Slinko MM, Makeev AG. Heterogeneous Catalysis and Nonlinear Dynamics. KINETICS AND CATALYSIS 2020. [DOI: 10.1134/s0023158420040114] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Narendiran K, Viswanathan GA. Wall Temperature Modulates Transversal Spatiotemporal Pattern Selection in Shallow, Nonadiabatic Packed-Bed Reactors. Ind Eng Chem Res 2019. [DOI: 10.1021/acs.iecr.9b01189] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- K. Narendiran
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Ganesh A. Viswanathan
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
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Krishna R. Resolving steady-state multiplicities for diffusion with surface chemical reaction by invoking the Prigogine principle of minimum entropy production. Chem Eng Res Des 2017. [DOI: 10.1016/j.cherd.2017.10.028] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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Narendiran K, Viswanathan GA. Impact of Wall Heat Transport on Formation of Transversal Hot Zones in Shallow, Non-adiabatic Packed-Bed Reactors. Ind Eng Chem Res 2015. [DOI: 10.1021/acs.iecr.5b01048] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- K. Narendiran
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Ganesh A. Viswanathan
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
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Azizi M, Zolfaghari Sharak A, Mousavi SA, Bakhtiari Ziabari F, Shariati J, Azizi S. STUDY ON THE ACETYLENE HYDROGENATION PROCESS FOR ETHYLENE PRODUCTION: SIMULATION, MODIFICATION, AND OPTIMIZATION. CHEM ENG COMMUN 2013. [DOI: 10.1080/00986445.2012.721033] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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Kipnis MA, Samokhin PV, Volnina EA. Carbon monoxide hydrogenation in the mode of Ru/Al2O3 catalyst surface ignition. KINETICS AND CATALYSIS 2013. [DOI: 10.1134/s0023158413020080] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Viswanathan GA, Sheintuch M, Luss D. Transversal Hot Zones Formation in Catalytic Packed-Bed Reactors. Ind Eng Chem Res 2008. [DOI: 10.1021/ie8005726] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Ganesh A. Viswanathan
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India, Department of Chemical Engineering, Technion, Haifa 32000, Israel, and Department of Chemical and Biomolecular Engineering, University of Houston, Houston, Texas 77204-4004
| | - Moshe Sheintuch
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India, Department of Chemical Engineering, Technion, Haifa 32000, Israel, and Department of Chemical and Biomolecular Engineering, University of Houston, Houston, Texas 77204-4004
| | - Dan Luss
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India, Department of Chemical Engineering, Technion, Haifa 32000, Israel, and Department of Chemical and Biomolecular Engineering, University of Houston, Houston, Texas 77204-4004
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Sundarram S, Viswanathan GA, Luss D. Reactor diameter impact on hot zone dynamics in an adiabatic packed bed reactor. AIChE J 2007. [DOI: 10.1002/aic.11179] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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BOS A, DE BELD LVAN, OVERKAMP J, WESTERTERP† K. BEHAVIOUR OF AN ADIABATIC PACKED BED REACTOR PART 1: EXPERIMENTAL STUDY. CHEM ENG COMMUN 2007. [DOI: 10.1080/00986449308936136] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Affiliation(s)
- A.N.R. BOS
- a Department of Chemical Engineering , Chemical Reaction Engineering Laboratories , University of Twente, P.O. Box 217 , 7500 , AE Enschede , The Netherlands
| | - L. VAN DE BELD
- a Department of Chemical Engineering , Chemical Reaction Engineering Laboratories , University of Twente, P.O. Box 217 , 7500 , AE Enschede , The Netherlands
| | - J.B. OVERKAMP
- a Department of Chemical Engineering , Chemical Reaction Engineering Laboratories , University of Twente, P.O. Box 217 , 7500 , AE Enschede , The Netherlands
| | - K.R. WESTERTERP†
- a Department of Chemical Engineering , Chemical Reaction Engineering Laboratories , University of Twente, P.O. Box 217 , 7500 , AE Enschede , The Netherlands
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Pinkerton B, Luss D. Hot Zone Formation during Hydrogenation of Ethylene and Acetylene Mixtures in a Shallow Packed Bed Reactor. Ind Eng Chem Res 2007. [DOI: 10.1021/ie060903m] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Affiliation(s)
- Brian Pinkerton
- Department of Chemical Engineering, University of Houston, Houston, Texas 77204
| | - Dan Luss
- Department of Chemical Engineering, University of Houston, Houston, Texas 77204
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