Browsing by Subject "Separation (Technology)"

Now showing items 1-20 of 22

    • A limiting case of constant counterion electrochemical potentials in the membrane for examining ion transfer at ion-exchange membranes and patches 

      Yaroshchuk, Andriy; Bondarenko, Mykola; Tang, Chao; Bruening, Merlin (2019-10-08)
      Article
      Open Access
      Ion passage through ion-exchange membranes is vital in electrodialysis desalination, batteries and fuel cells, and water splitting. Simplified models of ion transport through such membranes frequently assume complete ...

    • Affinity of dual energy X-ray transmission sensors on minerals bearing heavy rare earth elements 

      Veras, Moacir Medeiros; Young, Aaron Samuel; Born, Cristiano Rocha; Szewczuk, Artur; Bastos Neto, Artur Cezar; Petter, Carlos Otávio; Hoffmann Sampaio, Carlos (2020-03-01)
      Article
      Open Access
      This work demonstrates the effective use of automatic sensor-based sorting technology as a viable separation method for rare earth element (REE) rich ores composed primarily of xenotime minerals with gagarinite-(Y) and ...

    • Analysis of low temperature carbon dioxide capture in a supersonic nozzle 

      Hernandez Nogales, Álvaro (Universitat Politècnica de Catalunya / Technishe Universität München, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      Most energy scenarios suggest carbon capture and storage (CCS) from power generation might contribute to achieve the carbon emissions reduction necessary to stabilize the long-term global average atmospheric temperature. ...

    • Biofiltro percolador aerobio para eliminación de óxidos de nitrógeno (nox): puesta en marcha 

      Cubides Páez, David Fernando (Universitat Politècnica de Catalunya, 2019-07)
      Master thesis
      Restricted access - author's decision
      En el presente trabajo se realiza un estudio para determinar la idoneidad de utilizar técnicas biológicas para el proceso de absorción y oxidación de monóxido de nitrógeno (NO) a nitrato y/o nitrito.Por tanto, se diseñó ...

    • Destoning the Moatize coal seam, Mozambique, by dry jigging 

      Hoffmann Sampaio, Carlos; Ambrós, Weslei Monteiro; Cazacliu, Bogdan G.; Oliva Moncunill, Josep; Selemane José, David; Miltzarek, Gérson L.; Schadach de Brum, Irineu Antônio; Petter, Carlos Otávio; Zanetti Fernandes, Eunírio; Silva Oliveira, Luis Felipe (2020-08-31)
      Article
      Open Access
      This paper proposes pre-beneficiation studies by air jigs of the coal layers from a Moatize coal deposit. Pre-beneficiation, also called destoning, removes tailings before the beneficiation plant. The air jigs operate in ...

    • Diseño de una Unidad Desbencenizadora 

      Ruiz Ortiz, Víctor (Universitat Politècnica de Catalunya, 2008-04)
      Master thesis (pre-Bologna period)
      Open Access
      En el siguiente estudio se propone el diseño completo de una unidad desbencenizadora. La función primordial de dicha unidad será separar el benceno a partir de una alimentación compuesta por naftas de reformado. ...

    • Electromagnetic process to purify nuclear molten salts 

      Mestre Molist, Marta (Universitat Politècnica de Catalunya / Institut National Polytechnique de Grenoble, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      The separation between actinides and fission products could be realized by a pyrometallurgical liquid/liquid extraction process. Thanks to an oxide-reductive reaction, a mass exchange occurs at the interface between a ...

    • Energy balances in separation process 

      Cussó Grau, Núria (Universitat Politècnica de Catalunya / École des Mines d’Albi-Carmaux, 2008)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement

    • Estudi comparatiu de les tècniques de coagulació, electrocoagulació i electro-oxidació pel tractament d’aigües residuals de la indústria tèxtil 

      Argelaguet Viñas, Clàudia (Universitat Politècnica de Catalunya, 2017-06-10)
      Bachelor thesis
      Restricted access - author's decision

    • Extraction des métaux lourds de boues issues d´une séparation granulométrique de cendres volantes d´incinérateur. Cas particulier du plomb 

      Bagó Pintó, Albert (Universitat Politècnica de Catalunya / Université Libre Bruxelles, 2008)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement

    • Inverse homogenization using the topological derivative 

      Ferrer Ferré, Àlex; Giusti, Sebastian Miguel (2021-09-28)
      Article
      Open Access
      Purpose: The purpose of this study is to solve the inverse homogenization problem, or so-called material design problem, using the topological derivative concept. Design/methodology/approach : The optimal topology is ...

    • Investigation of sedimentation behaviour of micro crystalline cellulose 

      Laguarda Martínez, Eduard (Universitat Politècnica de Catalunya / Chalmers Tekniska Högskola, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      Batch settling is a widely used method to separate a flocculated suspension into concentrated sediment and a clear liquid. Experimental and theoretical studies of this process have been published for almost a century due ...

    • Optimization and dust emissions analysis of the air jigging technology applied to the recycling of construction and demolition waste 

      Waskow, Regis P.; Dos Santos, Viviane L. G.; Ambrós, Weslei Monteiro; Hoffmann Sampaio, Carlos; Passuello, Ana; Tubino, Rejane Maria Candiota (2020-07-15)
      Article
      Open Access
      This work aims to evaluate the use of the air jigging technique, a density-based separation technology commonly applied in mineral processing, to upgrade the quality of mixtures (density and geometric properties) that ...

    • Parametrization of the efficiency curves for an experimental hydrocyclone 

      Pla Rubiralta, Dídac (Universitat Politècnica de Catalunya, 2018-01)
      Bachelor thesis
      Restricted access - author's decision
      This work shows the results of the experimental study made with an experimental hydrocyclone used in the mineral processing laboratory, EPSEM (Manresa, Barcelona). The study elaborated shows the efficiency curves and cut ...

    • Procesos de separación de biotecnología industrial 

      Recasens Baxarías, Francisco Javier (Iniciativa Digital Politècnica, Oficina de Publicacions Acadèmiques Digitals de la UPC, 2018)
      Book
      Open Access
      La biotecnología moderna se basa en la ingeniería genética, pero sin los procesos posteriores de separación y purificación a escala de producción, ningún bioproducto puede llegar a ser una realidad comercial. Este libro ...

    • Processos de separació de biotecnologia industrial 

      Recasens Baxarías, Francisco Javier (Universitat Politècnica de Catalunya. Iniciativa Digital Politècnica, 2017)
      Book
      Open Access
      Aquest llibre és el resultat de l’experiència de l’autor en la docència i el desenvolupament experimental de processos, a la indústria química a diferents empreses i universitats. La biotecnologia moderna es basa en la ...

    • Processos de separació de biotecnologia industrial 

      Recasens Baxarías, Francisco Javier (Universitat Politècnica de Catalunya. Iniciativa Digital Politècnica, 2015)
      Book
      Open Access
      Aquest llibre és el resultat de l’experiencia de l’autor en la docencia i el desenvolupament experimental de processos, a la indústria química a diferents empreses i universitats. La biotecnologia moderna es basa en la ...

    • Recent progress of cotton fabric based on bio-inspired modification for oil/water separation 

      Meng, Xu; Song, Chengzhi; Dong, Yanyan; Lis Arias, Manuel José; Yan, Junfeng; Liang, Liping (2024-04-04)
      Article
      Restricted access - publisher's policy
      With the continuous development of the industry, oil spill accidents occur frequently. Oil/water separation materials are considered to be a major choice for the treatment of oily wastewater due to their flexible operation ...

    • Recuperació d'encenalls metàlics provinents de mecanització 

      López Freixes, Martí; Guerrero Correa, Ivan (Universitat Politècnica de Catalunya, 2018-07-24)
      Bachelor thesis
      Restricted access - author's decision
      Una empresa de la regió produeix una gran quantitat d'encenalls ( 30 tones/mes) de la qual no treuen cap rendiment. L'objectiu del projecte és recuperar l'oli de tall i intentar separar els diferents tipus de metalls per ...

    • Traitement des effluents résultant du traitement de cendres volantes d’électrofiltre d’incinération d’ordures ménagères 

      Gretz Zabía, Laia (Universitat Politècnica de Catalunya / Université Libre Bruxelles, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      La gestion ou la décontamination des REFIOM (Résidus d’Epuration des Fumées d’Incinération d’Ordures Ménagères) est impérative avant de la mise en décharge de ces déchets. Ils sont considérés comme déchets dangereux car ...