Browsing by Subject "Permeability"
Now showing items 1-20 of 37
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A multi-scale insight into gas transport in a deep Cenozoic clay
(2022-09)
Article
Open AccessThe migration of gases is crucial to ensure the long-term feasibility of argillaceous formations for the deep disposal of radioactive waste. This paper presents an experimental investigation with a multi-scale perspective ... -
Acumulació de sòlids a aiguamolls construïts. Relació amb el procés de clogging
(Universitat Politècnica de Catalunya, 2010-05-20)
Minor thesis
Open AccessLa construcció d’aiguamolls per al tractament d’aigües residuals urbanes en poblacions petites es posà en auge cap a la dècada dels anys 70. Aquests sistemes de tractament permeten obtenir una bona qualitat d’aigua depurada ... -
Advanced numerical assessment of the permeability of pervious concrete
(2017-12)
Article
Open AccessThe most singular characteristic of pervious concrete is its interconnected porosity that allows water to flow through at high rates. The objective of this paper is to develop and validate an advanced DEM-CFD model to ... -
Alteraciones en la permeabilidad de liposomas unilamelares causadas por la presencia de sistemas mixtos de los tensioactivos dodecilbetaina y dodecilsulfato sódico.
(Instituto de Investigación Textil y Cooperación Industrial, 1993-07)
Article
Open AccessSe investigan las alteraciones en la permeabilidad de liposomas unilamelares promovidas por la presencia de sistemas mixtos de los tensioactivos dodecilbetaina (C12-Bet)/dodecil sulfato sodico (SDS). A tal fin, se han ... -
Aspectos hidrodinámicos del sector NE de la Serra de Tramuntana, Mallorca, España.
(Fundación para el Fomento de la ingeniería del Agua, 2007-12)
Article
Open AccessLa Isla de Mallorca tiene escasos manantiales de agua dulce debido a la permeabilidad de sus formaciones. Con fines de abastecimiento la Serra de Tramuntana tiene interesantes características hidrogeológicas. Está compuesta ... -
Barcelona Basic Model: determination of the saturated preconsolidation stress
(Universitat Politècnica de Catalunya, 2011-06)
Minor thesis
Open AccessEl comportamiento de los suelos parcialmente saturados se ha modelado previamente de manera independiente con respecto a sus características fundamentales, con dificultades en la formulación de un modelo unificado. El ... -
Boron reduction by supported liquid membranes using ALiCY and ALiDEC ionic liquids as carriers
(2014-04-01)
Article
Restricted access - publisher's policyThe extraction of boron by liquid-liquid extraction and by supported liquid membranes (SLM) using two ionic liquids, the trioctyl/decylmethylammonium-bis(2,4,4-trimethilpentyl) phosphinate (ALiCY IL) and the trioctyl/dec ... -
Characterization of concrete by calibrating thermo-hydraulic multiphase flow models
(2015-08-01)
Article
Open AccessEvaporation tests in concrete columns have been analysed by numerical models to characterize the thermo-hydraulic properties and the processes in concrete. Two evaporation tests were performed: a column heated by a lamp ... -
Configurational entropy calculation of poly(alpha-alkyl beta,L-aspartate)s amorphous and crystalline films using gas permeation
(2014-10-01)
Article
Restricted access - publisher's policyThe permeability and diffusion coefficient of gases such as N-2, O-2 and CO2 through two polymeric membranes of poly(alpha-alkyl beta,L-aspartate)s (PAALA-n) were determined by the -
Correlation between chemical and mineralogical characteristics and permeability of phyllite clays using multivariate statistical analysis
(2016-08)
Article
Open AccessPhyllite clays are applied as a layer on a surface to be waterproofed and subsequently compacted. For this purpose, phyllite clays deposits can be grouped by their chemical and mineralogical characteristics, and these ... -
Effectiveness of suction to deaerate granular materials: an application in material handling industry
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Open AccessRemoving air from bagged bulk material is a major concern for the material handling industry. A common technique is the application of suction by means of a probe, right before sealing the bag. Recent industrial experience ... -
Enhanced cone penetration test interpretation with the Particle Finite Element Method (PFEM)
(International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE), 2019)
Conference report
Open AccessThe paper presents an enhanced interpretation of the cone penetration test based on numerical analysis performed using the Particle Finite Element Method (PFEM). This method allows the incorporation of strong non-linearities, ... -
Estudio de la influencia de la compactación en la permeabilidad y resistencia a compresión de hormigones porosos
(Universitat Politècnica de Catalunya, 2016-06)
Bachelor thesis
Open AccessLos hormigones porosos se caracterizan por su elevada porosidad. Por un lado, los vacíos generados pueden contribuir a la permeabilidad del material, dándole funcionalidad drenante. Por otro lado, esto también conlleva ... -
Estudio de la relación entre resistividad eléctrica y permeabilidad hidráulica en un medio salino
(Universitat Politècnica de Catalunya, 2016-01)
Master thesis
Restricted access - author's decisionEl Salar de Atacama es mundialmente conocido, aparte de por su gran belleza y atractivo turístico, por ser una reserva mineral de gran importancia económica en la producción, principalmente, de Cloruro de Potasio, y de ... -
Experimental investigation into temperature effect on hydro-mechanical behaviours of bentonite
(Science Press, 2010)
Article
Open AccessThe bentonite barrier of underground repositories for high-level radioactive waste will be hydrated by the groundwater while it is subjected to high temperatures due to the radioactive decay of the wastes. These changes ... -
Exploring the mechanical response of low-carbon soil improvement mixtures
(2022-05)
Article
Open AccessAs society moves towards decarbonisation, it is important to assess the hydromechanical behaviour of binders that could offer a low-carbon alternative to Portland cement in ground improvement technologies. This work considers ... -
Filmes biodegradáveis com alto teor de amido produzidos por extrusão: coeficientes de solubilidade e de difusão efetivo e permeabilidade ao vapor de água
(Cubo Multimídia, 2009)
Conference lecture
Open AccessO grande volume de plástico descartado atualmente tem causado problemas sanitários e ambientais. Investigações têm sido feitas sobre a produção de filmes plásticos a partir de polímeros de fontes renováveis, como o amido ... -
Fluid flow simulation and permeability computation in deformed porous carbonate grainstones
(Elsevier, 2018-05-01)
Article
Open AccessIn deformed porous carbonates, the architecture of the pore network may be modified by deformation or diagenetic processes altering the permeability with respect to the pristine rock. The effects of the pore texture and ... -
Ground improvement for tailing dam remediation and design
(Universitat Politècnica de Catalunya, 2021-07-19)
Master thesis
Open Access
Covenantee: MBCC GroupLos depósitos de relaves presentan características geotécnicas que los hacen susceptibles de sufrir falla por licuefacción, por lo que las implicaciones de riesgo de este rasgo sólo se han apreciado en su totalidad ... -
Hydraulic conductivity from piezocone on-the-fly: a numerical evaluation
(Institution of Civil Engineers (ICE), 2018-12)
Article
Open AccessPermeability is important in many geotechnical applications. The current CPTu practice to obtain permeability values relies on dissipation tests, which are frequently slow and only linked to permeability through compressibility ...
