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dc.contributor.author
Moreno, Marta Susana  
dc.contributor.author
Lopez, Eduardo  
dc.contributor.author
Adrover, María Esperanza  
dc.contributor.author
Divins, Nuria J.  
dc.contributor.author
Llorca, Jordi  
dc.date.available
2018-03-26T19:34:43Z  
dc.date.issued
2016-12  
dc.identifier.citation
Moreno, Marta Susana; Lopez, Eduardo; Adrover, María Esperanza; Divins, Nuria J.; Llorca, Jordi; CO-PrOx over nano-Au/TiO2: Monolithic catalyst performance and empirical kinetic model fitting; Pergamon-Elsevier Science Ltd; International Journal of Hydrogen Energy; 41; 47; 12-2016; 22043-22054  
dc.identifier.issn
0360-3199  
dc.identifier.uri
http://hdl.handle.net/11336/39989  
dc.description.abstract
In this work, the performance of ceramic monoliths washcoated with Au/TiO2 is studied on CO preferential oxidation (CO-PrOx) reaction in H2-rich environments under a wide range of operating conditions of practical interest. The parameter estimation of a nonlinear kinetic empirical model representing this system is made via genetic algorithms by fitting the model predictions against our laboratory observations. Parameter uncertainty leading to inaccurate predictions is often present when kinetic models with nonlinear rate equations are considered. Here, after the fitting was concluded, a statistical study was conducted to determine the accuracy of the parameter estimation. Activation energies of ca. 30 kJ/mol and 55 kJ/mol were adjusted for CO and H2 oxidations, respectively. The catalyst showed appropriate activity and selectivity values on the CO oxidation on a H2-rich environment. After ca. 45 h on stream the catalyst showed no deactivation. Results show that the model is suitable for reproducing the behavior of the CO-PrOx reactions and it can be used in the design of reactors for hydrogen purification.  
dc.format
application/pdf  
dc.language.iso
eng  
dc.publisher
Pergamon-Elsevier Science Ltd  
dc.rights
info:eu-repo/semantics/openAccess  
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/  
dc.subject
Au/Tio2 Structured Catalyst  
dc.subject
Co-Prox  
dc.subject
Confidence Intervals  
dc.subject
Confidence Regions  
dc.subject
Parameter Estimation  
dc.subject.classification
Otras Ingeniería Química  
dc.subject.classification
Ingeniería Química  
dc.subject.classification
INGENIERÍAS Y TECNOLOGÍAS  
dc.title
CO-PrOx over nano-Au/TiO2: Monolithic catalyst performance and empirical kinetic model fitting  
dc.type
info:eu-repo/semantics/article  
dc.type
info:ar-repo/semantics/artículo  
dc.type
info:eu-repo/semantics/publishedVersion  
dc.date.updated
2018-03-26T17:44:00Z  
dc.journal.volume
41  
dc.journal.number
47  
dc.journal.pagination
22043-22054  
dc.journal.pais
Estados Unidos  
dc.description.fil
Fil: Moreno, Marta Susana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Planta Piloto de Ingeniería Química. Universidad Nacional del Sur. Planta Piloto de Ingeniería Química; Argentina  
dc.description.fil
Fil: Lopez, Eduardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Planta Piloto de Ingeniería Química. Universidad Nacional del Sur. Planta Piloto de Ingeniería Química; Argentina  
dc.description.fil
Fil: Adrover, María Esperanza. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Planta Piloto de Ingeniería Química. Universidad Nacional del Sur. Planta Piloto de Ingeniería Química; Argentina  
dc.description.fil
Fil: Divins, Nuria J.. Universidad Politécnica de Catalunya; España  
dc.description.fil
Fil: Llorca, Jordi. Universidad Politécnica de Catalunya; España  
dc.journal.title
International Journal of Hydrogen Energy  
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.ijhydene.2016.08.136  
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S036031991632523X