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Ara es mostren els items 11422-11441 de 245646

    • Air distribution in street canyons: a CFD study 

      García Moreno, Pau (Universitat Politècnica de Catalunya, 2021-06-22)
      Treball Final de Grau
      Accés obert

    • Air Drum 

      Montraveta Santamaria, Arnau (Universitat Politècnica de Catalunya, 2023-07-07)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat
      Aquest projecte consisteix en la creació d’un dispositiu per tocar la bateria a través de les dades d’orientació proporcionades per un IMU de 9 eixos. A través del microcontrolador XIAO Sense i el magnetòmetre HMC5883L, ...

    • Air ejector analysis in normal and abnormal modes, oriented to control purposes in aircraft systems 

      Schillaci, Eugenio; Oliet Casasayas, Carles; Vemula, Jagadish Babu; Duponcheel, Matthieu; Bartosiewicz, Yann; Planquart, Philippe (European Conference for AeroSpace Sciences (EUCASS), 2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The integration of Ultra High Bypass Ratio (UHBR) engines introduces important restrictions of space for the aircraft pylon, and as a consequence on the embedded bleed air system. Under this scenario, a reduction of the ...

    • Air ejector znalysis in extended operational perimeter for control oriented simulation of bleed-air aircraft systems 

      Schillaci, Eugenio; Oliet Casasayas, Carles; Vemula, Jagadish Babu; Duponcheel, Matthieu; Bartosiewicz, Yann; Planquart, Philippe (Institute of Physics (IOP), 2023-06-28)
      Article
      Accés obert
      The integration of large size Ultra High Bypass Ratio (UHBR) engines introduces new restrictions of space for their integration with the aircraft wing. Under this scenario, a reduction of the size of the bleed air system ...

    • Air flow regulation in fuel cells: an efficient design of hybrid fuzzy-PID control 

      Baroud, Zakaria; Benalia, Atallah; Ocampo-Martínez, Carlos (2016)
      Article
      Accés obert
      This paper presents a hybrid fuzzy-PID controller for air flow supply on a Proton Exchange Membrane fuel cell (PEMFC) system. The control objective is to adjust the oxygen excess ratio at a given setpoint in order to prevent ...

    • Air freight in the Stockholm region with focus on Eskilstuna Airport 

      Brorsson, Kjell-Åke (Omnia Science, 2016-06)
      Article
      Accés obert
      Purpose: The purpose of this article is to analyse the conditions for commencing air freight operations at the regional Eskilstuna Airport in Sweden, which require investments in airport infrastructure of at least SEK 140 ...

    • Air in Motion 

      Ábalos Vázquez, Iñaki (Daniel Cano, 2012-02-23)
      Audiovisual
      Accés obert

    • Air infiltration in Catalan dwellings and sealed rooms: An experimental study 

      Montoya Rodríguez, María Isabel; Pastor Ferrer, Elsa; Planas Cuchi, Eulàlia (2011-10)
      Article
      Accés restringit per política de l'editorial
      In this study, we performed a series of trials to measure the infiltration air exchange rate (ACH) of several single-family dwellings throughout Catalonia, as well as the ACH of sealed rooms that could be used as indoor ...

    • Air injection experiments on Opalinus clay: experimental techniques, results and analyses 

      Romero Morales, Enrique Edgar; Marschall, P (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Air injection tests in two argillaceous rock formations: experimental results and modelling 

      González Blanco, Laura; Romero Morales, Enrique Edgar; Li, Xiang Ling; Sillen, X.; Marschall, Paul; Jommi, Cristina (CRC Press, 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Air flow through two argillaceous rock formations is investigated on the basis of laboratory work and its modelling to help in the interpretation of the results. Priority in the experimental program has been given to study ...

    • Air kerma to H-P(3) conversion coefficients for IEC 61267 RQR X-RAY radiation qualities: application to dose monitoring of the lens of the eye in medical diagnostics 

      Principi, Sara; Guardiola Salmerón, Consuelo; Duch Guillen, María Amor; Ginjaume Egido, Mercè (2016-09-01)
      Article
      Accés obert
      Recent studies highlight the fact that the new eye lens dose limit can be exceeded in interventional radiology procedures and that eye lens monitoring could be required for these workers. The recommended operational quantity ...

    • Air leakage in Catalan dwellings: Developing an airtightness model and leakage airflow predictions 

      Montoya Rodríguez, María Isabel; Pastor Ferrer, Elsa; Carrié Rémi, F.; Guyot, Gaelle; Planas Cuchi, Eulàlia (2009-12)
      Article
      Accés obert
      In this study we estimate the air leakage distribution of single-family dwellings in Catalonia and use a statistical analysis of an airtightness database for single-family dwellings in France to identify the building ...

    • Air movement in the ventilated façade: analysis of cases in Barcelona, Spain 

      Balter, Julieta; Pardal March, Cristina; Coch Roura, Helena; Ganem, Carolina; Paricio Ansuátegui, Ignacio (Universidade do Vale do Itajaí, 2017)
      Text en actes de congrés
      Accés obert
      The Ventilated Façade (VF) supposes an improvement compared with a conventional façade –single layerin terms of thermal comfort, through the ventilation of the wall cavity, limited by an inner and an outer layer, usually ...

    • Air pollution and atherosclerosis: a cross-sectional analysis of four European cohort studies in the ESCAPE study 

      Perez, Laura; Wolf, Kathrin; Hennig, Frauke; Penell, Johanna; Basagaña Flores, Xavier; Foraster, María; Aguilera, Inmaculada; Agis Cherta, David; Beelen, Rob; Brunekreef, Bert; Cyrys, Josef; Fuks, Kateryna B.; Adam, Martin; Baldassarre, Damiano; Cirach, Marta; Elosua, Roberto; Dratva, Julia; Hampel, Regina; Koenig, Wolfgang; Marrugat, Jaume; de Faire, Ulf; Pershagen, Göran; Probst-Hensch, Nicole M.; De Nazelle, Audrey; Nieuwenhuijsen, Mark J.; Rathmann, Wolfgang; Rivera, Marcela; Seissler, Jochen; Schindler, Christian; Thiery, Joachim; Hoffmann, Barbara; Peters, Annette; Künzli, Nino (National Institute of Environmental Health Sciences, 2015-06-01)
      Article
      Accés obert
      In four European cohorts, we investigated the cross-sectional association between long-term exposure to air pollution and intima-media thickness of the common carotid artery (CIMT), a preclinical marker of atherosclerosi ...

    • Air quality and urban mobility 

      Sánchez Bivona, Héctor (Universitat Politècnica de Catalunya, 2018-01)
      Projecte Final de Màster Oficial
      Accés obert
      Many cities in Europe and elsewhere are introducing measures to improve air quality that affect traffic. Disregarding Singapore in the 1970's and Norwegian cities in the 1990's, many initiatives have been implemented from ...

    • Air quality forecasts on a kilometer-scale grid over complex Spanish terrains 

      Pay Pérez, M. Teresa; Martínez Palau, Francesc; Guevara Vilardell, Marc; Baldasano Recio, José María (2014-09-08)
      Article
      Accés obert
      The CALIOPE Air Quality Forecast System (CALIOPE-AQFS) represents the current state of the art in air quality forecasting systems of high-resolution running on high-performance computing platforms. It provides a 48 h ...

    • Air quality index revisited from a compositional point of view 

      Jarauta Bragulat, Eusebio; Hervada Sala, Carme; Egozcue Rubí, Juan José (2016-06)
      Article
      Accés obert
      The so-called Air Quality Index (AQI), expresses the quality of atmospheric air. The overall AQI is determined from the AQIs of some reference air pollutants, which are calculated by a transform of the respective concentrations. ...

    • Air quality inside city public commuting buses: physico-chemical and biological characterisation 

      Fernández Iriarte, Amaia (Universitat Politècnica de Catalunya, 2023-07-06)
      Tesi
      Accés obert
      (English) This PhD thesis focuses on identifying the factors that control the concentrations of inhalable particles, pollutant gases, and bioaerosols inside public buses in Barcelona. The study was conducted in the ...

    • Air quality modeling in very complex terrains : ozone dynamics in the Northeastern Iberian Peninsula 

      Jiménez Guerrero, Pedro (Universitat Politècnica de Catalunya, 2005-03-09)
      Tesi
      Accés obert
      Los altos niveles de contaminantes atmosféricos en el nordeste de la Península Ibérica tienen un fuerte impacto tanto en los ecosistemas como en la salud humana. Esta región es particularmente sensible a la contaminación ...

    • Air quality simulations for ship emissions in realistic scenarios with possible applications in weather routing systems 

      Rocha López, David (Universitat Politècnica de Catalunya / University of Strathclyde, 2018-05)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat
      Realitzat a/amb:   University of Strathclyde. Department Of Naval Architecture, Ocean & Marine Engineering