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Mostrando ítems 41-50 de 165
Tesis Doctoral
Time-integrated GHG emissions in advanced waste-to-energy plants producing fuels, chemicals and electricity from MSW refuse
(2017-06-30)
The evaluation of the climate benefit in the production of fuels from conventional biomass has recently evolved by incorporating a dynamic approach, a comparison with the reference system and other recommendations from the ...
Artículo
Thermochemical Biorefineries with multiproduction using a platform chemical
(Elsevier, 2016)
This critical review focuses on potential routes for the multi-production of chemicals and fuels in the framework of thermochemical biorefineries. The up-to-date research and development in this field has been limited to ...
Tesis Doctoral
Estudio tecno-económico y análisis de ciclo de vida de la producción de biobutadieno a partir de bioetanol
(2020-09-25)
En esta tesis se ha investigado la economía y la sostenibilidad ambiental de la producción de 1,3-butadieno (1,3-BD) a partir de bioetanol, tanto en uno como en dos pasos de reacción, y comparado con el proceso actual de ...
Artículo
Effect of CO2 on oxy-fuel combustion of coal-char particles in a fluidized bed: Modeling and comparison with the conventional mode of combustion
(Elsevier, 2016)
A char combustion model is developed to study the effect of CO2 on the combustion of coarse char particles under oxy-fuel conditions in a fluidized bed (FB). It is a transient one-dimensional model, taking into account the ...
Artículo
Tar conversion of biomass syngas in a downstream char bed
(Elsevier, 2020)
The catalytic conversion of biomass-derived tars over char during long tests (over 6 h) is studied. The syngas is generated in a steam-blown fluidized-bed gasifier employing wood pellets and conducted to a second tubular ...
Tesis Doctoral
Ponencia
Modelo de negocio y riesgo de accidente: el caso del sector industrial andaluz
(2012)
Business model affects all management areas, occupational safety too. Decisions as establishment size, worker profiles both demographic and qualification, have effect on the risk of accidents. Although this is an ecological ...
Artículo
Environmental assessment of thermo-chemical processes for bio-ethylene production in comparison with bio-chemical and fossil-based ethylene
(Elsevier, 2018-11)
The use of biomass for production of chemicals is gaining interest because of its potential to contribute towards a reduction in greenhouse gas emissions and other environmental benefits linked to the substitution of ...
Artículo
Environmental risks and mechanical evaluation of recycling red mud in bricks
(Elsevier, 2020-07)
More and more by-products are being used in certain materials, especially in the construction industry. Natural construction materials contain amounts of heavy metals and radionuclides, but when by-products are used in ...
Ponencia
Master in water engineering a “semi-attendance” university-specific degree with international participation
(2016)
The Water Engineering Master Course is a university-specific degree at the University of Seville which nowadays can be coursed in two different modalities: “on line” and “semi-attendance”. Its first edition took place at ...