Ponències/Comunicacions de congressos

Recent Submissions

  • Mostrar la química cotidiana a los estudiantes de secundaria 

    Torra Bitlloch, Immaculada; Grau Vilalta, Maria Dolors (UG, 2005)
    Conference lecture
    Open Access

  • Enhanced equal frequency partition method for the identification of a water demand system 

    Escobet Canal, Antoni; Huber Garrido, Rafael M.; Nebot Castells, M. Àngela; Cellier, François E. (Sarjoughian,H.S.; Cellier, F.E.; Marefat, M.M.; Rozenblit, J.W. (eds.) Institute of Electrical and Electronics Engineers, 2000)
    Conference report
    Open Access
    This paper deals with unsupervised partitioning. A first goal of this paper is to present an enhancement to the Equal Frequency Partition (EFP) method that allows to reduce, to some extent, the main drawback of this classical ...

  • Relevancia mundial de la minería de estaño de Llallagua, Bolivia 

    Alfonso Abella, María Pura; Zambrana Martínez, Rubén Néstor; Loredo Gareca, Valentín (SIGMADOT, 2019)
    Conference report
    Open Access
    Llallagua es una zona minera que pertenece al Departamento de Potosí (Bolivia) en la que se encuentra la emblemática mina Siglo XX, o también llamada mina La Salvadora, que tiempos atrás fue la mina de estaño más grande ...

  • E-waste valorisation by recovering valuable metals with microorganisms 

    Benzal Montes, Eva; Cano, A.; Solé Sardans, Maria Montserrat; Lao Luque, Concepción; Gamisans Noguera, Javier; Dorado Castaño, Antonio David (2019)
    Conference lecture
    Restricted access - author's decision
    The effectiveness of bioleaching in copper recovery from printed circuit boards by Acidithiobacillus ferrooxidans has been evaluated under a wide range of conditions demonstrating the suitability of the technology and their ...

  • Optimization of SO2 and NOx sequential wet absorption in a two-stage bioscrubber for elemental sulfur valorisation 

    Guimerà Villalba, Xavier; Dorado Castaño, Antonio David; Bonsfills Pedrós, Anna; Gabriel Buguña, David; Gamisans Noguera, Javier (2019)
    Conference lecture
    Open Access
    Removal of SO2 and NOX from flue gases has become an important issue in air pollution control. A two-stage bioscrubber based on a sequential wet absorption of SO2 and NOx followed by a two-stage biological process has been ...

  • Signal and noise power spectra in superregenerative oscillators 

    Bonet Dalmau, Jordi; Palà Schönwälder, Pere; Moncunill Geniz, Francesc Xavier; Águila López, Francisco del; Giralt Mas, Ma. Rosa (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Conference lecture
    Restricted access - publisher's policy
    This paper presents a method to quantify noise in superregenerative oscillators. A frequency domain technique, originally intended to determine the signal response, can also be used to determine the noise response. This ...

  • Fault detection and diagnostics in ventilation units using linear regression virtual sensors 

    Giovanni Mattera, Claudio; Quevedo Casín, Joseba Jokin; Escobet Canal, Teresa; Reza Shaker, Hamir; Jradi, Muhyiddine (2018)
    Conference report
    Open Access
    Buildings represent a significant portion of global energy consumption. Ventilation units are one of the largest components in buildings systems and are responsible for large part of energy consumption. Ventilation units ...

  • La qualitat sanitària de l'aigua als incendis. El cas dels rius a la Catalunya Central 

    Heras Cisa, F. Xavier de las (2019)
    Conference report
    Open Access
    Els incendis forestals són consubstancials al clima i la vegetació mediterrània. L’existència d’una massa forestal de l’ordre del 60% a Catalunya i l’increment d’aquesta conjuntament amb la seva escassa gestió forestal han ...

  • Characterization of shallow geothermal energy instalations through remote minute-resolved monitoring. A case study 

    García Cespedes, Jordi; Arnó Pons, Georgina; Herms, Ignasi; Felipe Blanch, José Juan de (2019)
    Conference lecture
    Restricted access - publisher's policy
    This work enlightens how remote monitoring of a shallow geothermal energy (SGE) system with minuteresolved data collection can contribute to the identification and quantification of efficiency-related problems. A specific ...

  • 3D modeling to evaluate the thermal interferences between borehole heat exchangers in a Mediterranean area 

    Vitriu, Ezequiel; Arnó Pons, Georgina; Herms, Ignasi; Felipe Blanch, José Juan de (2019)
    Conference lecture
    Restricted access - publisher's policy
    Thermal interference between Borehole Heat Exchangers (BHEs) results in a loss of performance of a geothermal installation. An analysis of this phenomenon can provide key information for enhance and optimize the design of ...

  • Análisis de un accidente del sector minero mediante el método del árbol de causas y el método de Feyer & Williamson 

    Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Felipe Blanch, José Juan de; Vintró Sanchez, Carla; Anticoi Sudzuki, Hernán Francisco; Freijo Álvarez, Modesto (2019)
    Conference report
    Open Access
    Fundamento y Métodos: En esta investigación se presenta el caso del análisis de un accidente del sector minero a través de 2 métodos distintos: 1) árbol de causas, 2) Feyer & Williamson. En el método del árbol de causas ...

  • Study of the biomass accumulation from inoculation to clogging in a biofilter treating toluene at high loads 

    Dorado Castaño, Antonio David; Baeza, Juan A.; Lafuente Sancho, Francisco Javier; Gabriel Buguña, David; Gamisans Noguera, Javier (2010)
    Conference lecture
    Open Access

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