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Listar por palabra clave "Ethanol"

Mostrando ítems 1-20 de 37

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Benefits of E85 versus gasoline as low reactivity fuel for an automotive diesel engine operating in reactivity controlled compression ignition combustion mode

Benajes, Jesús; García Martínez, Antonio; Monsalve-Serrano, Javier; Villalta-Lara, David (Elsevier, 2018)

[EN] This work shows the capabilities of E85 fuel to be used as low reactivity fuel in a high compression ratio light-duty diesel engine (17.1:1) running under reactivity controlled compression ignition concept. To do this, ...
Bioethanol steam reforming on Ni-based modified mordenite. Effect of mesoporosity, acid sites and alkaline metals

Da Costa Serra, Javier Francisco; Navarro Ruiz, María Teresa; Rey Garcia, Fernando; Chica, Antonio (Elsevier, 2012-04)

Support plays an important role in the preparation of highly active and selective bioethanol steam reforming catalysts since it helps in the dispersion of metal particles and enhances its activity via metal-support ...
Caracterización del mecanismo molecular de activación de TLR4 por etanol: papel de la proteína HMGB1

Gómez Sáiz, Luis (Universitat Politècnica de València, 2015-09-07)

[ES] Resultados recientes del laboratorio de Patología Celular del CIPF demuestran que el etanol, a concentraciones con relevancia fisiológica de etanol (10-50 mM), es capaz de activar la señalización y respuesta del ...
Catalytic oxidation of volatile organic compounds with Mn-zeolites

Toloza-Blanco, Lyzed Arelis; Góra-Marek, Kinga; Tarach, K. A.; Sobalska, J.; Martínez-Triguero, Joaquín; Plá-Hernandez, Adrián; Palomares Gimeno, Antonio Eduardo (Elsevier, 2024-04-15)

[EN] Mn-catalysts supported on zeolites are active materials for oxidising volatile organic compounds, but the catalysts' activity and selectivity depend on the support's characteristics. In this work, we study the performance ...
Control of the brewing process by using microwaves dielectric spectroscopy

Velazquez-Varela, Jose; Castro Giráldez, Marta; Fito Suñer, Pedro José (Elsevier, 2013-12)

[EN] Dielectric spectroscopy in microwave and radiofrequency region is an emerging control technique used to obtain information about the transformation of biological systems. In microwave region, the main interaction is ...
Conversion of aqueous ethanol/acetaldehyde mixtures into 1,3-butadiene over a mesostructured Ta-SBA-15 catalyst: Effect of reaction conditions and kinetic modelling

Cabello González, G.M.; Villanueva Perales, A.L.; MARTINEZ FELIU, AGUSTIN; Campoy, M.; Vidal-Barrero, F. (Elsevier, 2022-02)

[EN] This paper studies key issues for the design of industrial ethanol to 1,3-butadiene two-step processes, focusing on the second catalytic reaction step, for which a Ta-SBA-15 catalyst was chosen as a representative of ...
Desarrollo e implementación del sistema de control industrial de un biorreactor para la producción de etanol

Pérez Gutiérrez, Daniel (Universitat Politècnica de València, 2023-10-02)

[ES] El presente trabajo se enfoca en el desarrollo e implementación de un sistema de control industrial para el control de un biorreactor destinado a la producción de etanol. Dado el nivel de complejidad del proceso, se ...
Diseño de sistema de recuperación de energía a través de la temperatura de los gases de escape

Peñacoba Hornillos, María del Rocío (Universitat Politècnica de València, 2016-10-27)

[ES] En el presente trabajo fin de grado se realizara el estudio, análisis y diseño teórico de un sistema de utilización de temperatura procedente de los gases de escape en un motor 25 centímetros cúbicos de cuatro ...
Diseño, calculo, fabricación y puesta en servicio de nueva dirección para vehículo Shell Eco-Marathon

Finch Doménech, Carlos (Universitat Politècnica de València, 2019-10-22)

[ES] En este proyecto se diseñará el sistema de dirección para el futuro prototipo de bajo consumo propulsado por un motor de combustión interna alimentado por etanol, con el que participará los próximos años el equipo de ...
Dual-fuel compression ignition: towards clean, highly efficient combustion

Monsalve Serrano, Javier (Universitat Politècnica de València, 2016-12-12)

The more and more stringent emissions regulations, together with the greater fuel economy demanded by vehicle users, impose a clear objective to researchers and engine manufacturers: look for the maximum efficiency with ...
Dynamic tests and adaptive control of a bottoming organic Rankine cycle of IC engine using swash-plate expander

Torregrosa, A. J.; Galindo, José; Dolz Ruiz, Vicente; Royo-Pascual, Lucía; Haller, R.; Melis, J. (Elsevier, 2016-10-15)

This paper deals with the experimental testing of a bottoming Organic Rankine Cycle (ORC) integrate in a 2 l turbocharged gasoline engine using ethanol as working fluid. The main components of the cycle are a boiler, a ...
El estrés oxidativo generado por etanol activa una respuesta inflamatoria en el epitelio pigmentario de la retina

Vidal Gil, Lorena (Universitat Politècnica de València, 2020-06-23)

[ES] El epitelio pigmentario de la retina (EPR) es el tejido implicado en la supervivencia y función de los fotorreceptores y de la coroides. Estudios previos ¿in vivo¿ e ¿in vitro¿ han demostrado que el estrés oxidativo ...
Ethanol in class and at home: guided inquiry-based learning

Rodrigues, Sérgio (Editorial Universitat Politècnica de València, 2022-05-31)

[EN] Guided inquiry-based learning centered on ethanol - used in the last eleven years in the first year of graduation in chemistry in a course created to stimulate critical thinking and integration in the university world ...
Ethanol quantification in pineapple waste by an electrochemical impedance spectroscopy-based system and artificial neural networks

Conesa Domínguez, Claudia; Gil Sánchez, Luís; Seguí Gil, Lucía; Fito Maupoey, Pedro; Laguarda-Miro, Nicolas (Elsevier, 2017)

[EN] Electrochemical impedance spectroscopy (EIS) technique has been applied to determine the ethanol concentration in pineapple waste samples. To do this, six different concentrations of ethanol were added to the pineapple ...
Evaluation of the combustion characteristics of isolated droplets of Jet A blended with ethanol and butanol

Muelas, Álvaro; Remacha, Pilar; Ballester, Javier (Editorial Universitat Politècnica de València, 2017-07-28)

[EN] In light of the potential of ethanol and butanol as alternative fuels for blending with conventional kerosene in gas turbine engines, experimental data regarding the burning characteristics of these blends are required ...
Experimental and thermodynamic analysis of a bottoming Organic Rankine Cycle (ORC) of gasoline engine using swash-plate expander

Galindo, José; Ruiz Rosales, Santiago; Dolz Ruiz, Vicente; Royo Pascual, Lucía; Haller, R.; Nicolas, B.; Glavatskaya, Y. (Elsevier, 2015-10)

This paper deals with the experimental testing of an Organic Rankine Cycle (ORC) integrate in a 2 liter turbocharged gasoline engine using ethanol as working fluid. The main components of the cycle are a boiler, a condenser, ...
Experimental investigation on RCCI heat transfer in a light-duty diesel engine with different fuels: Comparison versus conventional diesel combustion

Olmeda, P.; García Martínez, Antonio; Monsalve-Serrano, Javier; Lago-Sari, Rafael (Elsevier, 2018)

[EN] Reactivity controlled compression ignition (RCCI) combustion has demonstrated to be able to avoid the NOx-soot trade-off appearing during conventional diesel combustion (CDC), with similar or better thermal efficiency ...
Experimental study of the effect of hydrogenated catalytic biodiesel-Ethanol blends on combustion and soot formation process within an optical engine

Cao, Jiawei; Liu, Qing; Li, Wenhao; Yan, Feibin; Zhong, Wenjun; Xuan, Tiemin; He, Zhixia; Wang, Qian (Elsevier, 2024-03)

[EN] The utilization of Ethanol in compression ignition engines has demonstrated great potential for reducing greenhouse gas emissions and breaking the NOX-soot trade -off relationship. However, it is usually necessary to ...
FI on-line chemiluminescence reaction for determination of MCPA in water samples

Torres Cartas, Sagrario; Gómez Benito, Carmen; Meseguer-Lloret, Susana (Springer Verlag, 2012)

This paper reports an economic, simple, and rapid FI-CL method for the determination of MCPA. This method requires simple instrumentation and it is fast enough to be used in routine analyses. A chemiluminescence signal is ...
Fuels

Ribes Greus, María Desamparados (Universitat Politècnica de València, 2010-05-13)

El objetivo es conocer los combustibles más utilizados en pilas de combustible, las ventajas de su uso y sus limitaciones.