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    • Imagen en miniatura

      A 2.5D automatic FEM-SBM method for the evaluation of free-field vibrations induced by underground railway infrastructuresOpen Access 

      Liravi, Hassan; Clot Razquin, Arnau; Arcos Villamarín, Robert (2022)
      Texto en actas de congreso
      Acceso abierto
      This paper presents an efficient method to predict underground railway-induced vibrations. The method uses the finite element method (FEM) to model the railway tunnel structure and the singular boundary method (SBM) to ...
    • Imagen en miniatura

      A 2.5D coupled FEM-BEM-MFS methodology for longitudinally invariant soil-structure interaction problemsOpen Access 

      Liravi, Hassan; Arcos Villamarín, Robert; Ghangale, Dhananjay; Noori, Behshad; Romeu Garbí, Jordi (Elsevier, 2021-04)
      Artículo
      Acceso abierto
      This paper is concerned with a new prediction methodology for longitudinally invariant soil-structure interaction problems in elastodynamics. The method uses the finite-element method to model the structure, the boundary-element ...
    • Imagen en miniatura

      A 2.5D coupled FEM–SBM methodology for soil–structure dynamic interaction problemsOpen Access 

      Liravi, Hassan; Arcos Villamarín, Robert; Clot Razquin, Arnau; Conto Quispe, Kenny Fernando; Romeu Garbí, Jordi (Elsevier, 2022-01-01)
      Artículo
      Acceso abierto
      In this paper, a novel numerical methodology to deal with longitudinally invariant soil–structure interaction problems is proposed. The methodology uses the finite element method to model the structure and the singular ...
    • Imagen en miniatura

      A 2.5D FEM-BEM-MFS methodology for soil-structure interaction problems in layered half-spacesOpen Access 

      Liravi, Hassan; Arcos Villamarín, Robert; Ghangale, Dhananjay; Romeu Garbí, Jordi (2020)
      Texto en actas de congreso
      Acceso abierto
      In this paper, a new prediction methodology to deal with longitudinally invariant soil-structure interaction problems in elastodynamics is presented. The method uses the finite-element method to model the structure, the ...
    • Imagen en miniatura

      A hybrid SBM-MFS methodology to deal with wave propagationOpen Access 

      Liravi, Hassan; Arcos Villamarín, Robert; Clot Razquin, Arnau; Godinho, Luis; Romeu Garbí, Jordi (2022)
      Texto en actas de congreso
      Acceso abierto
      In this paper, a novel hybrid 2.5D SBM-MFS approach is formulated and developed in the frequency domain. This approach inherits the accuracy of MFS while keeping the robustness presented by the SBM. The MFS is employed to ...
    • Imagen en miniatura

      Advanced 2.5D meshless methodologies to deal with soil-structure interaction problems in elastodynamicsOpen Access 

      Liravi, Hassan (Universitat Politècnica de Catalunya, 2022-07-29)
      Tesis
      Acceso abierto
      This thesis is concerned with the development of efficient and practical numerical methodologies to deal with longitudinally invariant soil-structure interaction problems in elastodynamics. All the approaches appearing in ...
    • Imagen en miniatura

      Efficiency of isolated concrete blocks applied in railway slab tracks as mitigation measures for railway-induced ground-borne vibration in tunnelsRestricted access - publisher's policy 

      Arcos Villamarín, Robert; Liravi, Hassan; Ghangale, Dhananjay; Romeu Garbí, Jordi (Institute of Noise Control Engineering, 2020)
      Texto en actas de congreso
      Acceso restringido por política de la editorial
      This paper presents a study of the efficiency of isolated concrete blocks as vibration mitigation measures for railway-induced ground-borne vibration problems in subway metro tunnels. The study is performed numerically, ...
    • Imagen en miniatura

      Modified 2.5D singular boundary methods to deal with spurious eigensolutions in exterior acoustic problemsOpen Access 

      Fakhraei, Javad; Arcos Villamarín, Robert; Pàmies Gómez, Teresa; Liravi, Hassan; Romeu Garbí, Jordi (2023-04)
      Artículo
      Acceso abierto
      This paper studies the problem of spurious eigensolutions in the context of the singular boundary method (SBM) formulated in the two-and-a-half-dimensional (2.5D) domain and proposes two numerical schemes to overcome this ...
    • Imagen en miniatura

      Numerical investigation on train-induced environmental vibration in floating ladder tracksOpen Access 

      Zakeri, Jabbar Ali; Liravi, Hassan (2020-10-15)
      Artículo
      Acceso abierto
      A floating ladder track is established in the present paper as a next-generation non-ballasted track system. The three-dimensional model consists of a track (mass-spring-damping system) and the underlying soil. Rectangular ...
    • Imagen en miniatura

      Simulation of Hydraulic Jump through Channels Junction Using the Flor 3D and Flunent ModelsOpen Access 

      Ali Akbar, Zahedi; Habib, Musavi Jahromi Seyed; Liravi, Hassan (2015-01-02)
      Artículo
      Acceso abierto
      This paper presents to analyze the current characteristics in channel’s junction and their upstream and downstream based on hydraulic jump due to junction. In this case using two rectangular flume with 1 and 5 percent slope ...
    • Imagen en miniatura

      Use of Innovative Shotcrete-Tube Technology in Excavation Mechanism Instead of Bentonite Clay CyclingOpen Access 

      Shahabi, Shahriar; Liravi, Hassan; Moradi, Tabasom (2013)
      Artículo
      Acceso abierto
      Nowadays excavations are mostly performed with bentonite clay cycling which is so inappropriate in economical and timing issues of projects.In this method introduced, all unwanted machinery and constructions are limited ...
    • Imagen en miniatura

      VIBWAY: A user-friendly computational tool for the prediction of railway-induced ground-borne noise and vibrationOpen Access 

      Arcos Villamarín, Robert; Conto Quispe, Kenny Fernando; Liravi, Hassan; Soares, Paulo; Clot Razquin, Arnau; Romeu Garbí, Jordi (2022)
      Texto en actas de congreso
      Acceso abierto
      This paper aims to introduce preliminary statement of methods of a computationally efficient and user-friendly toolbox, called VIBWAY, able to predict vibration and re-radiated noise levels in two situations. On the one ...

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