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dc.contributor.author
Peralta, María Ariela
dc.contributor.author
Gross, Martin Sebastian
dc.contributor.author
Ulla, Maria Alicia del H.
dc.contributor.author
Querini, Carlos Alberto
dc.date.available
2018-08-27T15:19:17Z
dc.date.issued
2009-10
dc.identifier.citation
Peralta, María Ariela; Gross, Martin Sebastian; Ulla, Maria Alicia del H.; Querini, Carlos Alberto; Catalyst formulation to avoid reaction runaway during diesel soot combustion; Elsevier Science; Applied Catalysis A: General; 367; 1-2; 10-2009; 59-69
dc.identifier.issn
0926-860X
dc.identifier.uri
http://hdl.handle.net/11336/57175
dc.description.abstract
Soot combustion is a highly exothermic reaction. The aim of this work is to demonstrate that catalyst overheating by reaction runaway can be moderated by the proper selection of a catalyst support, La2O3 being a good choice for this purpose. In K/La2O3 catalysts, lanthanum compounds decompose in the same temperature range in which soot combustion occurs, thus absorbing part of the heat released in the combustion process and avoiding the reaction runaway. Taking into account this property of catalysts supported on La2O3, the catalytic behavior of K/La2O3 and K/CeO2 was compared under reaction conditions in which a reaction runaway could occur. Catalytic activity was followed by temperature-programmed oxidation, and the heats evolved were measured by differential scanning calorimetry. Catalysts were characterized by BET, XRD, DSC and FTIR. Tight and loose contact between catalyst and soot was analyzed, and the effect of NO in the gas phase was studied.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Cerium
dc.subject
Diesel Soot
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Lanthanum
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Potassium
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Reaction Runaway
dc.subject.classification
Otras Ingeniería Química
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Ingeniería Química
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
Catalyst formulation to avoid reaction runaway during diesel soot combustion
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-08-24T15:33:22Z
dc.journal.volume
367
dc.journal.number
1-2
dc.journal.pagination
59-69
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Peralta, María Ariela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera". Universidad Nacional del Litoral. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera"; Argentina
dc.description.fil
Fil: Gross, Martin Sebastian. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera". Universidad Nacional del Litoral. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera"; Argentina
dc.description.fil
Fil: Ulla, Maria Alicia del H.. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera". Universidad Nacional del Litoral. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera"; Argentina
dc.description.fil
Fil: Querini, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera". Universidad Nacional del Litoral. Instituto de Investigaciones en Catálisis y Petroquímica "Ing. José Miguel Parera"; Argentina
dc.journal.title
Applied Catalysis A: General
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.apcata.2009.07.027
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