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Mostrando ítems 1-10 de 22
Artículo
Conversion of aqueous ethanol/acetaldehyde mixtures into 1,3-butadiene over a mesostructured Ta-SBA-15 catalyst: Effect of reaction conditions and kinetic modelling
(Elsevier, 2022-02)
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 the ...
Artículo
Hydrogen production from landfill biogas: Profitability analysis of a real case study
(Elsevier, 2022-09)
Hydrogen is not only considered as a cornerstone within renewable energy portfolio but it is also a key enabler for CO2 valorisation being a central resource for industrial decarbonization. This work evaluates the profitability ...
Artículo
Biogas upgrading to biomethane as a local source of renewable energy to power light marine transport: Profitability analysis for the county of Cornwall
(Elsevier, 2022-01)
In this work, the use of biomethane produced from local biogas plants is proposed as renewable fuel for light marine transport. A profitability analysis is performed for three real biogas production plants located in ...
Artículo
Methodological development for the optimisation of electricity cost in cement factories: the use of artificial intelligence in process variables
(Springer Science and Business Media Deutschland GmbH, 2022)
Cement factories require large amounts of energy. 70% of the variable cost goes to energy—33% to kiln thermal energy and 37% to electrical energy. This paper represents the second stage of a broader research study which ...
Artículo
Data for the modelling of the future power system with a high share of variable renewable energy
(Elsevier, 2022-06)
Energy and power system models have become necessary tools that provide challenges and technical and economic solutions for integrating high shares of Variable Renewable Energy. Models are focused on analysing strategies ...
Artículo
Heat Transfer Limitations in Supercritical Water Gasification
(MDPI, 2022)
Supercritical water gasification (SCWG) is a promising technology for the valorization of wet biomass with a high-water content, which has attracted increasing interest. Many experimental studies have been carried out ...
Artículo
Insights on Guerbet Reaction: Production of Biobutanol From Bioethanol Over a Mg–Al Spinel Catalyst
(Frontiers, 2022)
The production of biobutanol from bioethanol by the Guerbet reaction is an alternative pathway to renewable sources. The commercial viability of this green route requires improvements in the process development. This study ...
Artículo
Effect of catalyst surface chemistry and metal promotion on the liquid-phase ethanol condensation to higher alcohols
(Elsevier, 2022-08)
The production of higher alcohols (C4+) via ethanol liquid-phase condensation is studied in this work, screening catalysts with different acid/base properties, observing similarities but also relevant differences with ...
Artículo
Biofuel production from supercritical water gasification of sustainable biomass
(Elsevier, 2022-05)
A review of biofuel production from supercritical water gasification (SCWG) of sustainable biomass has been performed, mainly organic waste, following a critical thinking in this field of knowledge. Thus, sub- and super- ...
Artículo
Bioenergy production side-streams availability assessment as decision making driver for sustainable valorisation technologies development. Case study: Bioethanol and biodiesel industries
(Elsevier, 2022)
Recently, biorefineries have emerged globally as an attractive alternative to conventional fuel production, but costs still need to be competitive. Latest policy actions such as the Green Deal or the Circular Economy Action ...