Browsing by Subject "Soroll -- Control"

Now showing items 1-20 of 55

    • 3D compressible simulation of a muffler with pseudosound prediction levels 

      Ruano Pérez, Jesús; López Mas, Joan; Lehmkuhl Barba, Oriol; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David (Purdue University, 2016)
      Conference lecture
      Restricted access - publisher's policy
      The main objective of this paper is to present a numerical resolution of a suction muffler configuration by using an in-house object oriented CFD & HT code TermoFluids (Lehmkuhl et al. 2007), able to handle tridimensional ...

    • A measurement method to discriminate aircraft fly-over noise 

      Genesca Francitorra, Meritxell; Romeu Garbí, Jordi; Pàmies Gómez, Teresa (2010)
      Conference report
      Restricted access - publisher's policy
      Currently aircraft noise monitoring systems use a mesh of single microphones distributed around an airport to continuously sample the noise level. This fact requires a manual process of aircraft noise event detection and ...

    • A methodology for the calculation of the noise radiated by the rails and the tunnel structure in railway tunnels 

      Ghangale, Dhananjay; Colaço, Aires; Alves, Pedro; Arcos Villamarín, Robert (Sociedad Española de Acústica (SEA), 2019)
      Conference report
      Open Access
      In this paper, a robust and fast numerical methodology to compute re-radiated noise in underground railway tunnels is proposed. In this study, the noise analysis does not account for the noise radiation from the train ...

    • A second generation of an autonomous and portable auditory screening system for cetacean clinical and research purposes 

      Mas, Alex; Castell Balaguer, Joan Vicent; Río Fernandez, Joaquín del; Van der Schaar, Mike Connor Roger Malcolm; Delory, Eric; André, Michel (2009)
      Conference lecture
      Open Access

    • A short survey for a thermo-ducted kitchen hood wasted heat self-powered 

      Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (ASME International, 2022-08-17)
      Article
      Restricted access - publisher's policy
      In this note, a brief survey is given to the possibility for a thermo-ducted kitchen hood where exhaust fan or other mechanical devices are no longer needed, and then, in addition, no sound is generated. The aim of this ...

    • Active control of sound transmission through an aperture in a thin wall 

      Magnusson Morer, Ingrid; Pàmies Gómez, Teresa; Romeu Garbí, Jordi (2014)
      Conference report
      Open Access
      The reduction on sound transmission through an aperture by active means is theoretically investigated. The primary field is composed by a plane wave that arrives at a rectangular aperture placed in an infinite rigid thin ...

    • Active noise control for open windows 

      Sohrabi, Shahin; Svensson, Peter; Pàmies Gómez, Teresa; Romeu Garbí, Jordi (2021-08-01)
      Article
      Restricted access - publisher's policy
      Over the last decades, the applications of the active noise control system are broadened. In this study, the active noise control is modeled to reduce the noise pass through an open window. The objective is to define a ...

    • Actuaciones contra el ruido de actividades de ocio 

      Jiménez Diaz, Santiago; Romeu Garbí, Jordi; Pàmies Gómez, Teresa (2018)
      Conference report
      Restricted access - publisher's policy
      In many cities can be found areas where there is a high concentration of local leisure activities and evening entertainment (music bars, nightclubs, restaurants…) that develop their activity in coexistence with the residential ...

    • Aircraft noise-monitoring according to ISO 20906: evaluation of uncertainty derived from the human factors affecting event detection 

      Asensio, Alberto; Ausejo, Miguel; Kambrosic, Kristian; Kang, Jiang; Moschioni, Giovanni; Pagán, R.; Pavón, I.; Romeu Garbí, Jordi; Trujillo, J. A.; Vigano, Giacomo; Ruiz Delgado, Manuel; Recuero López, Manuel (2012)
      Article
      Restricted access - publisher's policy
      One of the most important issues in aircraft noise monitoring systems is the correct detection and marking of aircraft sound events through their measurement profiles, as this influences the reported results. In the recent ...

    • Analytical simulations on active control of sound transmission through an aperture in a rectangular enclosure 

      Pàmies Gómez, Teresa; Romeu Garbí, Jordi; Arcos Villamarín, Robert; Martín Román, Sara-Regina (2014-03-01)
      Article
      Restricted access - publisher's policy
      This paper uses an analytical model of sound transmission through an aperture for the study of the performance of an active control of sound inside the enclosure to prevent the transmission of sound through an aperture ...

    • Automatic detection of alarm sounds in a noisy hospital environment using model and non-model based approaches 

      Raboshchuk, Ganna; Gómez Quintana, Sergi; Peiró Lilja, Alexandre; Nadeu Camprubí, Climent (2017-11-12)
      Research report
      Open Access
      In the noisy acoustic environment of a Neonatal Intensive Care Unit (NICU) there is a variety of alarms, which are frequently triggered by the biomedical equipment. In this paper different approaches for automatic detection ...

    • Automatic detection of equipment alarms in a neonatal intensive care unit environment: a knowledge-based approach 

      Raboshchuk, Ganna; Jancovic, Peter; Nadeu Camprubí, Climent; Peiró Lilja, Alexandre Cristian; Kokuer, Munevver; Muñoz Mahamud, Blanca; Riverola de Veciana, Ana (International Speech Communication Association (ISCA), 2015)
      Conference report
      Restricted access - publisher's policy
      Alarm sounds triggered by biomedical equipment play a key role in providing healthcare in a neonatal intensive care unit (NICU). This paper presents our work on automatic detection of acoustic alarms in a noisy NICU ...

    • Biological and anthropogenic sound sources: effects and control in the European Seas Observatory Network (ESONET) 

      André, Michel; Manuel Lázaro, Antonio; Dañobeitia, Juan José; Rolin, Jean-François; Person, Roland (2008-08-01)
      Article
      Restricted access - publisher's policy

    • Commercial cuttlefish exposed to noise from offshore windmill construction show short-range acoustic trauma 

      Solé Carbonell, Marta; Vreese, Steffen de; Fortuño Alós, Jose-Manuel; Van der Schaar, Mike Connor Roger Malcolm; Sanchez Marero, Antonio; André, Michel (2022-11)
      Article
      Open Access
      The installation of marine renewable energy devices (MREDs, wind turbines and converters of wave, tidal and ocean thermal energy) has increased quickly in the last decade. There is a lack of knowledge concerning the effects ...

    • Control activo de transmisión de ruido causado por sobrevuelo de aeronaves transmitido por una apertura en fachada 

      Pàmies Gómez, Teresa; Romeu Garbí, Jordi; Genesca Francitorra, Meritxell; Arcos Villamarín, Robert (Sociedad Española de Acústica (SEA), 2013)
      Conference report
      Open Access
      This paper presents an experimental study based on the active control of sound transmission through narrow opening of a casament window below. The main objective of the paper is to demostrate the feasibility of the ...

    • Design and Development of an Active Noise Control 

      Ventura Ripol, Lucas (Universitat Politècnica de Catalunya, 2019-06)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Purdue University

    • Development of a hybrid FE-SEA-experimental model 

      Clot Razquin, Arnau; Meggitt, J.W.R.; Langley, Rob; Elliott, A; moorhouse, A (2019-12-01)
      Article
      Open Access
      The vibro-acoustic response of complex structures with uncertain properties is a problem of great concern for modern industries. In recent years, much research has been devoted to the prediction of this response in the ...

    • Disseny i muntatge d'un sonòmetre per al sistema de navegació de robots mòbils 

      Escobedo i Faúndez, Martí (Universitat Politècnica de Catalunya, 2021-10-20)
      Bachelor thesis
      Restricted access - confidentiality agreement

    • Disseny sonòmetre 

      Simón Sánchez, Albert (Universitat Politècnica de Catalunya, 2012)
      Master thesis (pre-Bologna period)
      Open Access
      El projecte consisteix en el disseny i muntatge d’un circuit simple eficient de baix consum i molt econòmic capaç de mesurar amb una precisió suficient el nivell de soroll en el medi ambient urbà o industrial dintre el ...

    • El Control activo de ruido como sistema prevención colectiva frente a los riesgos derivados de la exposición a ruido en el trabajo 

      González Vaz-Romero, Daniel (Universitat Politècnica de Catalunya, 2021-07-15)
      Master thesis
      Restricted access - author's decision
      Si bien está reconocido el derecho a la seguridad ya la integridad física como derechos fundamentales en nuestra Constitución, no siempre se está exento de determinados riesgos que pueden poner en peligro estos ...