Mapping the region of instability for adiabatic continuation method

The pioneer schematic ideas of Kimura and Levenspiel (Ind. Eng. Chem. Proc. Des. Dev., 16 (1977) 145 – 148) have been developed to find numerically the region of instability for adiabatic packed bed reactors. Three different cases of special industrial interest and complexity are presented. The high...

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Autores:
Gutiérrez Hernández, Juan Pablo
Fontalvo Alzate, Javier
Gómez García, Miguel Ángel
Tipo de recurso:
Article of journal
Fecha de publicación:
2010
Institución:
Universidad Nacional de Colombia
Repositorio:
Universidad Nacional de Colombia
Idioma:
spa
OAI Identifier:
oai:repositorio.unal.edu.co:unal/37587
Acceso en línea:
https://repositorio.unal.edu.co/handle/unal/37587
http://bdigital.unal.edu.co/27671/
Palabra clave:
Instability region
adiabatic packed bed reactors
homotopy continuation method.
Rights
openAccess
License
Atribución-NoComercial 4.0 Internacional
Description
Summary:The pioneer schematic ideas of Kimura and Levenspiel (Ind. Eng. Chem. Proc. Des. Dev., 16 (1977) 145 – 148) have been developed to find numerically the region of instability for adiabatic packed bed reactors. Three different cases of special industrial interest and complexity are presented. The highly exothermic gas-phase reactions: ammonia synthesis, methanol production from syn-gas, and SO₂ oxidation. Equations were parameterized and solved according to a continuation homotopy numerical method. The results showed that concentration of inerts and total pressure influences the size of the instability region.