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dc.creatorFrancesconi, Javier Andres-
dc.creatorOliva, Diego Gabriel-
dc.creatorAguirre, Pio Antonio-
dc.date2018-06-01T15:58:27Z-
dc.date2018-06-01T15:58:27Z-
dc.date2016-12-
dc.date2018-05-31T15:03:11Z-
dc.date.accessioned2019-04-29T15:32:33Z-
dc.date.available2019-04-29T15:32:33Z-
dc.date.issued2018-06-01T15:58:27Z-
dc.date.issued2018-06-01T15:58:27Z-
dc.date.issued2016-12-
dc.date.issued2018-05-31T15:03:11Z-
dc.identifierFrancesconi, Javier Andres; Oliva, Diego Gabriel; Aguirre, Pio Antonio; Flexible heat exchanger network design of an ethanol processor for hydrogen production. A model-based multi-objective optimization approach; Pergamon-Elsevier Science Ltd; International Journal of Hydrogen Energy; 42; 5; 12-2016; 2736-2747-
dc.identifier0360-3199-
dc.identifierhttp://hdl.handle.net/11336/46980-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/296125-
dc.descriptionThis work addresses the optimal design of a flexible heat exchanger network using model-based optimization, applied to hydrogen production by means of an ethanol steam reforming process. High efficiencies are obtained at different hydrogen production levels ranging from 25 to 100% of a nominal output. System structure, heat exchanger sizing, and operation conditions are simultaneously settled, ensuring both operational feasibility and optimality. The system involves a reforming reactor, vaporization and reheating equipment, combustors, and a heat exchanger network system. A multi-period nonlinear optimization problem (NLP) was formulated to account for the production level distribution. Equipment sizing constraints and structural constraints link the different scenarios. The trade-off between area and efficiency is analyzed using a multi-objective epsilon-constraint approach. Models were developed in the GAMS environment. The resulting solutions, for the maximum area case, maintain alcohol combustion at low levels showing efficiencies around 63% in each operational level. Pareto Optimal diagram shows that a 1% reduction of efficiency allows a 50% decrease in total required heat exchanger area by 50%.-
dc.descriptionFil: Francesconi, Javier Andres. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional de General Sarmiento. Instituto de Industria; Argentina-
dc.descriptionFil: Oliva, Diego Gabriel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Desarrollo y Diseño. Universidad Tecnológica Nacional. Facultad Regional Santa Fe. Instituto de Desarrollo y Diseño; Argentina-
dc.descriptionFil: Aguirre, Pio Antonio. Universidad Nacional del Litoral. Facultad de Bioquimica y Ciencias Biologicas. Departamento de Matematicas; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherPergamon-Elsevier Science Ltd-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/https://dx.doi.org/10.1016/j.ijhydene.2016.10.156-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0360319916332487-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectETHANOL PROCESSOR-
dc.subjectENERGY EFFICIENCY-
dc.subjectFLEXIBLE HEAT EXCHANGER NETWORK-
dc.subjectHYDROGEN-
dc.subjectOtras Ingeniería Química-
dc.subjectIngeniería Química-
dc.subjectINGENIERÍAS Y TECNOLOGÍAS-
dc.titleFlexible heat exchanger network design of an ethanol processor for hydrogen production. A model-based multi-objective optimization approach-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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