Browsing by Subject "Water--Purification"
Now showing items 1-20 of 62
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A mathematical model for ammonium removal and recovery from real municipal wastewater using a natural zeolite
(Elsevier, 2023-10-01)
Article
Restricted access - publisher's policyA study was carried out to remove/recover ammonium (NH4+) from residual effluents in tertiary treatment by sorption/desorption processes onto a natural clinoptilolite zeolite (NZ) in batch and fixed-bed column systems. ... -
Ammonium recovery and concentration from synthetic wastewater using a poly(4-methyl-1-pentene) (PMP) liquid–liquid membrane contactor: Flux performance and mass transport characterization
(Elsevier, 2023-12-01)
Article
Restricted access - publisher's policyHollow fiber membrane contactors are a promising technology for the removal and recovery of ammonia from liquid effluents. However, a better understanding of the process engineering (e.g. mass transport of ammonia over ... -
Ammonium removal by liquid–liquid membrane contactors in water purification process for hydrogen production
(2015-01-01)
Article
Open Access© 2014 Balaban Desalination Publications. All rights reserved. In this work, a liquid–liquid membrane contactor (LLMC) was evaluated to remove ammonia traces from water used for hydrogen production by electrolysis. Three ... -
Análisis del ciclo de vida (ACV) social del Proyecto Reagritech (Regeneración y reúso del agua de escorrentía en parcelas agrárias mediante sistemas naturales de tratamiento)
(Universitat Politècnica de Catalunya, 2015-06-22)
Master thesis
Open AccessLa sostenibilidad define el desarrollo sostenible como “aquel que satisface nuestras necesidades presentes sin comprometer la capacidad de generaciones futuras de satisfacer las suyas” [1]. La satisfacción de estas necesidades ... -
Aplicació de resines bioadsorbents en la descontaminació d'aigües
(Universitat Politècnica de Catalunya, 2014-10-28)
Bachelor thesis
Open AccessLa creixent preocupació per la contaminació i l’escassetat de l’aigua, ha donat com a resultat un augment en la investigació i el desenvolupament de tecnologies sostenibles, així com una normativitat cada vegada més estricta. ... -
Application of magnesium oxide for metal removal in mine water treatment
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-11-28)
Article
Open AccessIn this study low-grade magnesium oxide (MgO) produced by calcinations of natural magnesite was used in mine water treatment using a laboratory-column device. The treatment of mine water from the abandoned Osor mine (NE ... -
Automatització d'un procés de tractament d'aigua
(Universitat Politècnica de Catalunya, 2008)
Master thesis (pre-Bologna period)
Open AccessAquest projecte consisteix en l’estudi, valoració i disseny de l’automatització i millora de la primera fase d’un procés de tractament i purificació d’aigües, on es reben diferents aigües d’entrada, que són tractades per ... -
Catalytic nanomotors for environmental monitoring and water remediation
(2014-04-01)
Article
Restricted access - publisher's policySelf-propelled nanomotors hold considerable promise for developing innovative environmental applications. This review highlights the recent progress in the use of self-propelled nanomotors for water remediation and ... -
Coagulation and flocculation optimization process applied to the sidestream of an urban wastewater treatment plant
(2022-12-09)
Article
Open AccessAmmonium (NH4+) recirculation from the streams generated in the dehydration stage of the sludge generated in the anaerobic digestion of urban wastewater treatment plants (WWTPs), known as centrate or sidestream, produces ... -
Combination of polymer-stabilized nano zero-valent iron and biostimulated denitrifying bacteria for the removal of nitrate from groundwater
(Elsevier, 2023-11-01)
Article
Open AccessPolymer-stabilization of nano zero-valent iron (nZVI) is becoming a matter of research, although its effect on the reactivity towards targeted contaminants is not clear yet. Concurrently, combination of Abiotic Chemical ... -
Composition and reversibility of fouling on low-pressure membranes in the filtration of coagulated water: insights into organic fractions behaviour
(2016-11-01)
Article
Open AccessThe primary problem for the application of microfiltration (MF) and ultrafiltration (UF) membrane technology is membrane fouling. Such is the case that understanding membrane fouling has become one of the major factors ... -
Control-oriented quality modelling approach of sewer networks
(2021-09-15)
Article
Open AccessA control-oriented quality modeling approach is proposed for sewer networks, which can represent quality dynamics using simple equations in order to optimize pollution load from combined sewer overflows in large scale sewer ... -
Current-induced concentration polarization of interfaces between non-ideally perm-selective ion-exchange media and electrolyte solutions
(2012-04-01)
Article
Restricted access - publisher's policyIn non-ideally perm-selective ion-exchange media and/or nano-porous/nano-channel systems, ion transport numbers depend on the salt concentration. Under conditions of current-induced polarization, this concentration changes ... -
Design of a flexible, shipping water treatment system for disaster relief
(Universitat Politècnica de Catalunya / Illinois Institute of Technology, 2017-05)
Master thesis (pre-Bologna period)
Open AccessDomestic water supplies are one of the basic requirements for human life. Without water, life cannot be sustained beyond a few days and the lack of access to adequate water supplies leads to the spread of disease. Emergency ... -
Développement d’outils de production de pièces techniques pour les offres / Development of technical standards for offers
(Universitat Politècnica de Catalunya, 2023-10-26)
Master thesis
Restricted access - confidentiality agreement
Covenantee: Suez Groupe / École centrale de Paris -
Direct Ultrafiltration Impact on Reverse Osmosis Membranes
(Universitat Politècnica de Catalunya, 2013-09)
Master thesis
Restricted access - author's decisionThe present thesis, carried out in the framework of the UFTEC project, reports on the results obtained from the comparative operation of four reverse osmosis (RO) experimental units fed by pretreated water coming from the ... -
Diseño de planta piloto para la recuperación de sales de amonio de aguas provenientes de una EDAR
(Universitat Politècnica de Catalunya, 2018-04-27)
Master thesis
Open AccessDurante el proyecto se estudiarán diversas configuraciones empleando columnas de intercambio iónico y contactores de membrana para la recuperación de Nitrógeno en forma de sales de amonio. El objetivo es recueprar este ... -
Diseño de una planta piloto de tratamiento de aguas automatizada
(Universitat Politècnica de Catalunya, 2011-06-15)
Master thesis (pre-Bologna period)
Open AccessEn aquest projecte s’ha realitzat l’estudi, el disseny i la implementació d’una planta pilot de tractament d’aigües automatitzada. El motiu de la realització d’aquesta planta ha estat poder fer-la servir com a eina ... -
Diseño preliminar evaporador de agua dulce
(Universitat Politècnica de Catalunya, 2014-11)
Master thesis (pre-Bologna period)
Open Access -
Ecologically friendly polymer-metal and polymer-metal oxide nanocomposites for complex water treatment
(InTech, 2012)
Part of book or chapter of book
Open Access
