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Mostrando ítems 11-20 de 239
Artículo
Landfill leachate treatment using activated carbon obtained from coffee waste
(Associação Brasileira de Engenharia Sanitária e Ambiental, 2018)
A set of experiments were carried out in order to establish and evaluate the potential of activated carbon, produced from coffee waste in adsorption process, in the depuration of landfill leachate. Different reagents ...
Artículo
Degradación de polietilenglicol 10.000 mediante tratamiento integrado químico-biológico
(Elsevier, 2001)
Con el fin de mejorar la degradación de polietilenglicol de peso molecular medio 10.000 en los tratamientos biológicos aerobios, se ha planteado la integración de tratamientos químicos y biológicos. Se ha investigado la ...
Artículo
Control Optimo Aplicado a Campos de Colectores Solares Distribuidos
(Universidad Politécnica de Valencia, 2018)
En este trabajo se describe el control de una planta solar de colectores cil´ındrico parabolicos cuando la radiaci ´ on solar est ´ a some- ´ tida a variaciones debidas al paso de nubes. El objetivo de las estrategias de ...
Artículo
From biogas upgrading to CO2 utilization and waste recycling: A novel circular economy approach
(Elsevier, 2021-05)
Herein a novel process to synergize biogas upgrading, CO2 utilization and waste recycling is proposed. Our study emerges as a promising strategy within the circular economy. In this work, the technical feasibility of ...
Artículo
Immobilization of heavy metals (Cd, Ni or Pb) using aluminate geopolymers
(Elsevier, 2018-09)
In the present study, a waste aluminate solution from the anodizing industry was used to synthesize coal fly ash- and blast furnace slag-based geopolymers as metal-immobilizing matrixes. Different alkali-activating agents ...
Artículo
Characterization of Compounds Formed and Added on Surface of Outdoor Seville City Hall
(Elsevier, 2013)
The study of the stone surface was helpful before the restoration of the Sevilla City Hall façade. This study supplied information of the environmental factors affecting the stone and the restoration treatments used in ...
Artículo
Macroscopical morphology of deterioration of the stone used in the cathedral whole of Granada (Spain)
(1992)
Los principales factores de alteración que actúan en el conjunto catedralicio de Granada son, uno natural de origen térmico, dadas las bajas temperaturas que se alcanzan en invierno, y las grandes oscilaciones térmicas que ...
Artículo
Metodología docente de aprendizaje desarrollada en la asignatura de Tecnología de alimentos
(Editorial Universidad de Sevilla, 2002)
Se expone en este trabajo la estrategia docente aplicada a una asignatura optativa, siendo el enfoque principal el método de aprendizaje del alumnado y del profesorado, entendida como "retroalimentación": actualización ...
Artículo
EUR-ACE accreditation for chemical engineering in Spain: Current situation, lessons learned and challenges
(Elsevier, 2023)
The accreditation of engineering programmes is a subject of great interest in the last decades. However, most studies in the literature are focused on case studies or deal with the different levels of acceptance of the ...
Artículo
Photocatalytic degradation of humic acids and landfill leachate using a solid industrial by-product containing TiO2 and Fe
(Elsevier, 2011-02)
Landfill leachates contain a large number of recalcitrant compounds that make it unsuitable for conventional waste water treatment. This work has studied the effectiveness of a treatment method for the degradation of ...