Buscar
Mostrando ítems 1-10 de 10
Artículo
Oxidative degradation of a novel AMP/AEP blend designed for CO2 capture based on partial oxy-combustion technology
(Elsevier, 2018-10)
Solvent degradation and volatile compound emissions are two of the major concerns about the deployment of carbon capture technologies based on chemical absorption. In this context, partial oxy-combustion might reduce the ...
Artículo
Spatiotemporal bioaccumulation of lead, cadmium, zinc and copper metals in lettuce sea Ulva lactuca harvest in two Algerian West Coasts
(Sciendo, 2018)
This work brings an evaluation of the quality of littoral zone of Algerian in two neighbouring port coasts, namely, Honaine and Beni Saf, chosen as significant discharge sites. This was followed by a comparison of the state ...
Artículo
Fly ash based geopolymeric foams using silica fume as pore generation agent. Physical, mechanical and acoustic properties
(Elsevier, 2018-11)
The aim of this work is the development of a porous geopolymeric foam with sound absorbing properties using silica fume as the pore generation agent. The samples were manufactured using a coal combustion fly ash as source ...
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
Low environmental impact process for germanium recovery from an industrial residue
(Elsevier, 2018-11)
This paper focused on the germanium recovery from an Integrated Gasification with Combined Cycle fly ash (IGCC FA). The global process comprised the leaching of the IGCC fly ash with an aqueous solution containing tartaric ...
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
Regeneration of Sodium Hydroxide from a Biogas Upgrading Unit through the Synthesis of Precipitated Calcium Carbonate: An Experimental Influence Study of Reaction Parameters
(MDPI, 2018)
This article presents a regeneration method of a sodium hydroxide (NaOH) solution from a biogas upgrading unit through calcium carbonate (CaCO3) precipitation as a valuable by-product, as an alternative to the elevated ...
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
Carbon fiber waste incorporation in blast furnace slag geopolymer-composites
(Elsevier, 2018-12)
This work evaluates the properties of geopolymer-composites based on blast furnace slag with additions of a carbon fiber waste coming from the aircraft industry. Two parameters were considered: slag/waste ratio (100/0, ...
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 ...