Ara es mostren els items 28-47 de 52

    • Lugar geométrico 

      Poblet-Puig, Jordi (2015-11-17)
      Audiovisual
      Accés obert
      Este vídeo forma parte del MOOC "El lenguaje de la Ingeniería" (https://mooc.upc.edu/)
    • Modal-based prediction of sound transmission through slits and openings between rooms 

      Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2013-03-04)
      Article
      Accés obert
      The transmission of sound through slits and openings between cuboid-shaped rooms is analysed. A deterministic model that describes the pressure fields inside the rooms in terms of eigenfunctions and uses the Dirichlet-to-Neumann ...
    • Numerical estimation of coupling loss factors in building acoustics 

      Díaz Cereceda, Cristina; Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2013-10)
      Article
      Accés obert
      A study on the optimal procedure for obtaining SEA (statistical energy analysis) coupling loss factors (CLF) numerically is presented. The energies of an SEA system with two subsystems (one excited, the other one unexcited) ...
    • Numerical modeling of sound transmission in double walls 

      Poblet-Puig, Jordi; Vilaseca Cabo, Roger; Rodríguez Ferran, Antonio (European Acoustics Association, 2006)
      Text en actes de congrés
      Accés obert
      Numerical models for the calculation of sound transmission in double walls are presented. The finite element method (FEM) or analytical solutions (for rectangular domains) are used for the acoustic part of the problem while ...
    • Numerical modelling of the radiation efficiency of asymmetrical structures 

      Poblet-Puig, Jordi; Rodríguez Ferran, Antonio; Guigou-Carter, Catherine; Villot, Michel (2009-05)
      Article
      Accés obert
      The radiation efficiency of a structural element is required by some models in order to predict its sound insulation. A common assumption is that the radiation on both sides of the element is the same. This is not true for ...
    • Presentación de Jordi Poblet 

      Poblet-Puig, Jordi (2016-05-25)
      Audiovisual
      Accés obert
      Este vídeo forma parte del MOOC "El lenguaje de la Ingeniería", módulo de Presentación. https://mooc.upc.edu/
    • Proyecciones 

      Poblet-Puig, Jordi (2014-11-27)
      Audiovisual
      Accés obert
      Este vídeo forma parte del MOOC "El lenguaje de la Ingeniería", módulo de Dibujo técnico. (https://mooc.upc.edu/)
    • Pushing SEA beyond its limits: a model for real building structures 

      Díaz Cereceda, Cristina; Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2013)
      Text en actes de congrés
      Accés obert
      The main challenge for models of building acoustics is being able to consider all the geometrical and physical details of real structures with a reasonable computational cost for high frequencies. The SEA (Statistical ...
    • Regression curves for vibration transmission across junctions of heavyweight walls and floors based on finite element methods and wave theory 

      Hopkins, Carl; Crispin, Charlotte; Poblet-Puig, Jordi; Guigou-Carter, Catherine (2016-12)
      Article
      Accés obert
      Sound insulation prediction models in European and International standards use the vibration reduction index to calculate flanking transmission across junctions of walls and floors. These standards contain empirical ...
    • Sistema diédrico 

      Poblet-Puig, Jordi (2016-06-09)
      Audiovisual
      Accés obert
      Este vídeo forma parte del MOOC "El lenguaje de la Ingeniería", módulo de Dibujo técnico. (https://mooc.upc.edu/)
    • Sobre la aplicación de métodos numéricos en la predicción de la transmisión de ruido: el problema vibro acústico, ventajas y limitaciones 

      Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (SOCIEDAD ESPAÑOLA DE ACÚSTICA, 2005)
      Text en actes de congrés
      Accés obert
      The main numerical techniques actually employed in the modelling of sound transmission are rapidly reviewed. The most important restricting aspects for the application of the finite element method to vibro acoustic problems ...
    • Sound transmission through double walls: statistical and deterministic models 

      Díaz Cereceda, Cristina; Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2012)
      Text en actes de congrés
      Accés obert
      Double walls are increasingly used in construction. Due to this, there is interest in reliable models of their sound insulation for the frequency range reguired in regulations (50-5000Hz). These models can be either ...
    • Statistical energy analysis model for sound pressure level prediction on refrigerators 

      Zárate, Roberto; Poblet-Puig, Jordi; Ortega, Martín; López-Parra, Marcelo (2020-06-18)
      Article
      Accés obert
      A Statistical Energy Analysis (SEA) model of a 510 liter capacity refrigerator is used to calculate the Sound Pressure Level (SPL) generated in a reverberation room. This is a reliable indicator of the vibroacoustic ...
    • Sub-structuring of mechanical systems based on the path concept 

      Magrans Fontrodona, Francesc Xavier; Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (Deutsche Gesellschaft für Akustik e.V. (DEGA), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Real mechanical systems are usually complex. Their modelling with discretisation techniques involve a large number of degrees of freedom/unknowns. This leads to high computational costs especially at high frequencies. An ...
    • Suppression of spurious frequencies in scattering problems by means of boundary algebraic and combined field equations 

      Poblet-Puig, Jordi; Valyaev, Valery; Shanin, Andrey (2015-06)
      Article
      Accés restringit per política de l'editorial
      A numerical technique for solving scattering problems is presented. It is based on a boundary integral equation idea, so the unknowns are localized on the contour (in 2D case) or the surface (in 3D case) of the scattering ...
    • Tangencias y propiedades 

      Poblet-Puig, Jordi (2015-11-17)
      Audiovisual
      Accés obert
      Este vídeo forma parte del MOOC "El lenguaje de la Ingeniería", módulo de Dibujo técnico. https://mooc.upc.edu/
    • The block gauss-seidel method in sound transmission problems 

      Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2009-06-08T11:23:31Z)
      Text en actes de congrés
      Accés obert
      Sound transmission through partitions can be modelled as an acoustic fluid-elastic structure interaction problem. The block Gauss-Seidel iterative method is used in order to solve the finite element linear system of ...
    • The block Gauss-Seidel method in sound transmission problems 

      Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2010-03)
      Article
      Accés obert
      Sound transmission through partitions can be modeled as an acoustic fluid–elastic structure interaction problem. The block Gauss–Seidel iterative method is used in order to solve the finite element linear system of equations. ...
    • The finite layer method for modelling the sound transmission through double walls 

      Díaz Cereceda, Cristina; Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2012-10)
      Article
      Accés obert
      The finite layer method (FLM) is presented as a discretisation technique for the computation of noise transmission through double walls. It combines a finite element method (FEM) discretisation in the direction perpendicular ...
    • The finite strip method for acoustic and vibroacoustic problems 

      Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2011-12)
      Article
      Accés obert
      The finite strip method, widely employed in structural mechanics, is extended to solve acoustic and vibroacoustic problems. The acoustic part of the formulation, including how to handle the most typical acoustic boundary ...