Now showing items 1-18 of 18

    • Ammonia removal from water by liquid-liquid membrane contactor under closed loop regime 

      Licon Bernal, Edxon Eduardo; Casas Garriga, Sandra; Alcaraz, Aurora; Cortina Pallás, José Luís; Valderrama Angel, César Alberto (2012)
      Conference report
      Restricted access - publisher's policy
      Ammonia separation from water by a membrane contactor was simulated on transient state and compared with experimental data. Aqueous low concentrated solution of ammonium with high pH has been pumped inside a hydrophobic ...
    • Anaerobic digestion and electromethanogenic microbial electrolysis cell integrated system: Increased stability and recovery of ammonia and methane 

      Cerrillo Moreno, Míriam; Viñas Canals, Marc; Bonmatí Blasi, August (Elsevier Ltd, 2018-05-01)
      Article
      Open Access
      © 2017 Elsevier Ltd The integration of anaerobic digestion (AD) and a microbial electrolysis cell (MEC) with an electromethanogenic biocathode is proposed to increase the stability and robustness of the AD process against ...
    • Avaluació de l’efecte de l’aeració artificial en aiguamolls construïts de flux subsuperficial horitzontal 

      Domingo Rodriguez, Ian (Universitat Politècnica de Catalunya, 2016-10-18)
      Bachelor thesis
      Open Access
      Constructed wetlands are natural purification systems consisting of shallow ponds or canals, planted with vegetation of wetlands and designed to aid in the treatment of wastewater. The horizontal subsurface flow wetlands ...
    • Avaluació experimental d'un procés de recuperació d'amoníac de purins 

      Camilleri Serrano, Roberto (Universitat Politècnica de Catalunya, 2019-01-17)
      Bachelor thesis
      Restricted access - author's decision
      La finalitat d’aquest treball de fi de grau és trobar quina és la manera més eficient d’extreurel’amoníac dels purins del porc. Aquest procés es farà mitjançant una maquinària que utilitza el buit per fer circular la fracció ...
    • Biofiltration of WWTP sludge composting emission at contact times of 2 to 8 seconds 

      Dorado Castaño, Antonio David; Gabriel Buguña, David; Gamisans Noguera, Javier (2013)
      Conference report
      Open Access
      The performance of a biotrickling filter for the abatement of composting emissions was evaluated at short contact times of 2 to 8 seconds. The effect of EBRT, pH control and water renovation rate were evaluated. The ...
    • Characterization and evaluation of poplar and pine wood in twin biotrickling filters treating a mixture of NH3, H2S, butyric acid, and ethylmercaptan 

      Hernández, Jerónimo; Dorado Castaño, Antonio David; Lafuente Sancho, Francisco Javier; Gamisans Noguera, Javier; Jesús Prado, Óscar; Gabriel Buguña, David (2016-10-07)
      Article
      Open Access
    • Characterization of methanogenic biomass from a full-scale digester that might harbour SAO activity 

      Prenafeta Boldú, Francesc Xavier; Vila, Joaquim; Fernández García, Belén; Riau Arenas, Victor; Guivernau Ribalta, Miriam; Illa Alibés, Josep; Flotats Ripoll, Xavier; Viñas Canals, Marc (2015)
      Conference lecture
      Open Access
      Biomass from a full-scale anaerobic digester treating nitrogen-rich wastes was characterized by methanogenic batch activity assays at different ammonia concentrations. SAO was demonstrated by isotopic 13C fractionation of ...
    • Characterization of organic packing materials in the removal of ammonia gas in automated biofilters 

      Martin, L; Ruiz, N; Maestre, Juan Pablo; Diaz, O; Gamisans Noguera, Javier; Gabriel Buguña, David; Lafuente Sancho, Francisco Javier (Consejo Superior de Investigaciones Científicas (CSIC), 2005)
      Conference report
      Open Access
      A fully-automated pilot-scale biofilter filled with coconut fiber as packing material was investigatedfor treatment of ammonia-containing off-gas streams. Coconut fiber was completely characterized ...
    • Contactores de membranas líquido-líquido para la valorización de amonio de aguas residuales urbanas 

      Pastor Morell, Clàudia (Universitat Politècnica de Catalunya, 2020-02-28)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Uno de los principales problemas al que se enfrenta la sociedad es la reducción de los recursos naturales debido al aumento de la población. La recuperación de recursos de fuentes secundarias (e.g. residuos industriales y ...
    • Dynamic modelling of ammonia biofiltration from waste gases 

      Baquerizo, Guillermo; Gamisans Noguera, Javier; Gabriel Buguña, David; Lafuente Sancho, Francisco Javier (Consejo Superior de Investigaciones Científicas (CSIC), 2005)
      Conference report
      Open Access
      A dynamic model to describe ammonia removal in a gas-phase biofilter was developed. The math-ematical model is based on discretized mass balances and detailed nitrification kinetics that includeinhibitory ...
    • Estudi de l'absorció d'altes càrregues d'amoníac en planta pilot 

      Buxó Escolà, Roger (Universitat Politècnica de Catalunya, 2019-01-25)
      Bachelor thesis
      Restricted access - author's decision
      En l’actualitat, un dels problemes més globalitzats i en el que s’hi està treballant més per a reduir el seu impacte a nivell mundial és el canvi climàtic. Una de les mesures implantades més importants i en continu ...
    • Estudio evaporacion de disoluciones acuosas de amoniaco 

      Corruchaga Guerrero, Agustín (Universitat Politècnica de Catalunya, 2012-06)
      Master thesis
      Restricted access - author's decision
      En este trabajo se ha estudiado la evaporación de amoníaco desde disoluciones acuosas para diferentes velocidades de aire. Los valores obtenidos se han comparado con los principales modelos de evaporación encontrados en ...
    • Influence of support materials on methanogenic biofilm formation in ammonia rich environments 

      Ruiz Sánchez, Josep; Fernández García, Belén; Viñas Canals, Marc; Guivernau Ribalta, Miriam; Tey, Laura; Riau Arenas, Victor; Flotats Ripoll, Xavier; Prenafeta Boldú, Francesc Xavier (Internatinal Water Association (IWA), 2016)
      Conference lecture
      Restricted access - publisher's policy
      Ammonia is the main inhibitor of methanogenesis during the anaerobic digestion (AD) of protein-rich materials. Promoting biomass development as biofilm is a well-known strategy to overcome inhibition by toxic compounds in ...
    • Inoculum characterization: identification of acetate consumption routes 

      García Ruiz, Javier; Flotats Ripoll, Xavier; Tey, Laura; Fernández García, Belén (2015)
      Conference lecture
      Open Access
      A mesophilic inoculum, likely to have syntrophic acetate oxidation bacteria (SAOB) and hydrogenotrophic methanogen (HM) activity due to operational conditions, was characterized by means of methanogenic activity tests, ...
    • Nitrogen removal from swine wastewater in activated sludge systems using an ASM for continuous and intermittent aeration 

      Waki, Miyoko; Yasuda, Tomoko; Fukumoto, Yasuyuki; Béline, Fabrice; Magrí Aloy, Albert (Internatinal Water Association (IWA), 2018)
      Conference lecture
      Restricted access - author's decision
      An ASM-type model considering BOD and N removal was implemented including nitrite as intermediate, free ammonia and free nitrous acid as potential inhibitors and temperature as process parameter during swine wastewater ...
    • Performance characterization of a full-scale biofilter at an organic waste treatment plant 

      Diaz, O; Gamisans Noguera, Javier; Gabriel Buguña, David; Lafuente Sancho, Francisco Javier (2004)
      Conference report
      Open Access
      Data from the regular monitoring of a full-scale biofilter at a municipal solid waste treatment facility for the integral treatment of domestic residues was analyzed in order to assess potential operational problems and ...
    • Study of NH3 removal by gas-phase biofiltration: effects of shock loads and watering rate on biofilter performance 

      Baquerizo, Guillermo; Maestre, Juan Pablo; Gamisans Noguera, Javier; Gabriel Buguña, David; Lafuente Sancho, Francisco Javier (Universidade da Coruña, 2007)
      Conference report
      Open Access
      Ammonia biofiltration performance under shock loads episodes was studied in a reactor packed with coconut fiber as carrier material. Periodical gas and leachate samplings were analyzed and used to characterize the biofilter ...
    • The dynamic emissions of NH3, CO2, H2S as influenced by the spatial and temporal variation in slurry addition 

      García Rincón, Daniel (Universitat Politècnica de Catalunya / University of Southern Denmark, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      It is widely recognized that livestock production is very important to humans because it provides us food, incomes, employment, nutrients and risk insurance. However, it also contributes to a range of serious environmental ...