Listar por autor "Reig i Amat, Mònica"
Mostrando ítems 1-20 de 42
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Ammonium removal by liquid–liquid membrane contactors in water purification process for hydrogen production
(2015-01-01)
Artículo
Acceso abierto© 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 ... -
Application of nanofiltration for acidic waters containing rare earth elements: Influence of transition elements, acidity and membrane stability
(2018-03-15)
Artículo
Acceso abierto© 2017 Elsevier B.V. Acid mine drainage (AMD) is considered the main environmental problem in mining operation due to its acidity, metal content (Fe, Al, Zn, Cu) and onerous associated treatment cost. However, the presence ... -
Application of selectrodialysis for the removal of as from metallurgical process waters: Recovery of Cu and Zn
(2017-12-19)
Artículo
Acceso abiertoIn this work, selectrodialysis (SED) was used to separate arsenic (As(V)) from copper (Cu(II)) and (Zn(II)) of acidic metallurgical process streams by integrating non-selective and selective membranes. The separation process ... -
Arsenic impact on the valorisation schemes of acidic mine waters of the Iberian Pyrite Belt: Integration of selective precipitation and spiral-wound nanofiltration processes
(2021-02-05)
Artículo
Acceso restringido por política de la editorialArsenic and selenium presence in acid mine waters (AMWs) limits their disposal due to environmental regulations. The focus to solve the economic infeasibility is directed to sustainable solutions, promoting resource recovery. ... -
Comparison of acid-resistant ceramic and polymeric nanofiltration membranes for acid mine waters treatment
(2020-02-15)
Artículo
Acceso restringido por política de la editorialAcid-resistant ceramic and polymeric nanofiltration (NF) membranes have been identified as relevant materials for sustainable management of acidic streams. NF properties such as a high passage of single-charged ions and ... -
Concentration of NaCl from seawater reverse osmosis brines for the chlor-alkali industry by electrodialysis
(2014-06-02)
Artículo
Acceso restringido por política de la editorialCurrently, numerous studies are focused on the valorisation of seawater desalination reverse osmosis brines. Electrodialysis can be used to concentrate one of the primary components (NaCI) and obtain a suitable raw material ... -
Evaluation of NF membranes as treatment technology of acid mine drainage: metals and sulfate removal
(2018-08-15)
Artículo
Acceso abiertoAcid mine drainage (AMD) are acidic streams rich in dissolved ferrous and non-ferrous metal sulfates and minor amounts of non-metals. Nanofiltration (NF) has been postulated as a potential technology in the metallurgical ... -
Evaluation of polymeric nanofiltration membranes on metal valorisation from acidic mine waters
(2018)
Comunicación de congreso
Acceso abierto -
Evolution of electrolyte mixtures rejection behaviour using nanofiltration membranes under spiral wound and flat-sheet configurations
(2014-04-27)
Artículo
Acceso restringido por política de la editorialNanofiltration (NF) membranes can be used in different configurations. The aim of this work was to determine the reliability of the data obtained using flat-sheet (FS) laboratoryscale configuration when NF membranes are ... -
Experimentació i modelització del rebuig d’espècies iòniques mitjançant nanofiltració en la potabilització d’aigües salobres
(Universitat Politècnica de Catalunya, 2012-06)
Projecte Final de Màster Oficial
Acceso restringido por decisión del autorDurant el treball final de màster (TFM) s’ha volgut avaluar i modelitzar el rebuig de diverses espècies iòniques mitjançant una membrana de nanofiltració (NF), amb dues configuracions diferents: plana i en espiral. Es ... -
Experimental and theoretical study of nanofiltration of weak electrolytes: HSO4 - /SO4 2- system
(2018)
Comunicación de congreso
Acceso abierto -
Experimental and theoretical study of nanofiltration of weak electrolytes: SO4 2–/HSO4 –/H+ system
(2018-03-15)
Artículo
Acceso abierto© 2018 Elsevier B.V. Over recent years, nanofiltration (NF) has been considered as an effective way to improve processing steps in metallurgical and hydrometallurgy applications dealing with mixtures of metal ions in ... -
Increasing sustainability on the metallurgical industry by integration of membrane nanofiltration processes: acid recovery
(2019-11-01)
Artículo
Acceso restringido por política de la editorialThe metallurgical industry generates large volumes of toxic effluents characterised, generally, by high acidity and a noticeable content of metals (Fe, Cu and Zn) and non-metals (As, Sb, Bi). The toxicity of these streams ... -
Integration of diffusion dialysis for sulphuric acid recovery from metallurgical process streams
(2018)
Comunicación de congreso
Acceso abierto -
Integration of electrically driven membrane separation processes for water treatment and resources recovery
(Universitat Politècnica de Catalunya, 2016-12-19)
Tesis
Acceso abiertoNowadays, due to the growing fresh water demand, several processes are used to purify seawater by means of desalination or industrial brackish water by different treatment processes. The main limitation of these techniques ... -
Integration of liquid-liquid membrane contactors and electrodialysis for ammonia recovery from urban wastewaters
(2018)
Comunicación de congreso
Acceso abiertoLLMC is an innovativ e and eco - friendly technology for ammonium salts production ; ED can concentrate efficient ly ammonium salts ; Concentrated ammonium salts can be obtained by means of integration processes ( LLMC and ... -
Integration of liquid-liquid membrane contactors and electrodialysis for ammonium recovery and concentration as a liquid fertilizer
(2020-04-13)
Artículo
Acceso restringido por política de la editorialThe accumulation of ammonia in water bodies can cause eutrophication and reduce water quality. Furthermore, 80% of the ammonia in the world is consumed as fertilizer, which makes it a resource that can be recovered under ... -
Integration of monopolar and bipolar electrodialysis for valorization of seawater reverse osmosis desalination brines: Production of strong acid and base
(2016-07-14)
Artículo
Acceso abiertoWater scarcity in the Mediterranean basin has been solved by using seawater desalination reverse osmosis technology (SWD-RO). This technology produces brine which is discharged back into the sea resulting in an environmental ... -
Integration of monopolar and bipolar electrodialysis processes for tartaric acid recovery from residues of the winery industry
(American Chemical Society (ACS), 2020-08-07)
Artículo
Acceso restringido por política de la editorialOne of the challenges of the circular economy is to implement the recovery of resources from the generated waste in each industrial sector. This valorization must be one of the main objectives at the industrial level to ... -
Integration of nanofiltration and bipolar electrodialysis for valorization of seawater desalination brines: production of drinking and waste water treatment chemicals
(2016-03-15)
Artículo
Acceso abiertoNanofiltration (NF), as a selective Mg(II) and Ca(II) separation and concentration treatment, and electrodialysis with bipolar membranes (EDBM) were evaluated for the valorization of seawater desalination reverse osmosis ...
