Ara es mostren els items 1-20 de 32

    • Análisis multivariante de los factores determinantes en el cálculo del periodo fundamental de edificios 

      Caselles Magallón, Josep Oriol; Espinoza Barreras, Fortunato; Pujades Beneit, Lluís; Canas Torres, José Antonio; Navarro Bernal, Manuel; Lana Pons, Francisco Javier (AIBIS, 2001)
      Text en actes de congrés
      Accés obert
      La importancia de conocer posibles efectos de resonancia e interacción suelo­estructura conlleva la necesidad de métodos de cálculo del periodo fundamental de las estructuras y los periodos propios del suelo. La utilización ...
    • Application of particle motion technique to structural modal identification of heritage buildings 

      Caselles Magallón, Josep Oriol; Martínez, Guillermo; Clapés Boixader, Jaime; Roca Fabregat, Pedro; Pérez Gracia, María de la Vega (2015)
      Article
      Accés obert
      Determining the behavior of a structure estimated by means of finite elements analysis requires not only an in-depth knowledge of its geometry and dynamic properties but also an experimental validation to corroborate the ...
    • Buildings in Barcelona protected from railway-induced vibrations with base isolation 

      López Almansa, Francisco; Eskubi Ugarte, Ignacio; Araníbar, Hugo; Mas, Cristina; Roca Fabregat, Pedro; Clapés Boixader, Jaime; Caselles Magallón, Josep Oriol (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2014)
      Text en actes de congrés
      Accés obert
      This work describes two mid-height RC base isolated buildings recently erected in Barcelona. Both buildings are located near the main railway station in Barcelona (Barcelona-Sants), thus undergoing dynamic excitations due ...
    • Combining ground penetrating radar and seismic surveys in the assessment of cultural heritage buildings: The study of roofs, columns, and ground of the gothic church Santa Maria del Mar, in Barcelona (Spain) 

      Pérez Gracia, María de la Vega; Santos Assunçao, Sonia; Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime; Sossa Arancibia, Viviana Alejandra (Wiley, 2019-01-01)
      Article
      Accés obert
      Combined non-destructive techniques are applied in the study of a historical building in Barcelona. Santa Maria del Mar is a magnificent Mediterranean gothic church built between 1329 and 1383. Two of the most important ...
    • Damage detection using principal component analysis applied to temporal variation of natural frequencies 

      Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime; Elyamani, Ahmed; Lana Pons, Francisco Javier; Seguí Fernández, Carolina; Martín Balet, Alejo; Roca Fabregat, Pedro (2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      For preserving existing structures to the extent possible, vibration-based damage detection techniques are gaining more attention. In specific, tracking the changes in a structure’s natural frequencies employing the Principal ...
    • Detección de galerías de agua en Barcelona 

      Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime; Osorio Gómez, Raúl; Pujades Beneit, Lluís; Canas Torres, José Antonio; Pérez Gracia, María de la Vega (2004-07)
      Article
      Accés restringit per política de l'editorial
      Several zones of the northern part of Barcelona City have old water mining galleries located in the upper part of the granite formation. These galleries are now out of use and their localization are unkown. This fact ...
    • Detection of damage using temporal variation in natural frequencies and principal component analysis 

      Caselles Magallón, Josep Oriol; Martín, Aleix; Clapés Boixader, Jaime (2022-04)
      Article
      Accés obert
      Detection of structural damage is an important issue. Some techniques require knowledge of the undamaged state or in-depth knowledge of the construction materials used. The application of principal component analysis to ...
    • Distribución de Q de coda y análisis de la atenuación sísmica intrínseca y dispersiva en la Península Ibérica 

      González Drigo, José Ramón; Pérez Gracia, María de la Vega; Pujades Beneit, Lluís; Caselles Magallón, Josep Oriol; Canas Torres, José Antonio (Universitat Politècnica de Catalunya, 2003)
      Article
      Accés obert
      Este estudio recoge los principales resultados del trabajo sobre modelización de la anelasticidad en la Península Ibérica a partir de ondas de Coda correspondientes a una selección de 935 registros sísmicos digitales ...
    • Dynamic investigation of a large historical cathedral 

      Elyamani, Ahmed; Caselles Magallón, Josep Oriol; Roca Fabregat, Pedro; Clapés Boixader, Jaime (John Wiley & sons, 2017-03)
      Article
      Accés obert
      The presented research aimed at studying the dynamic behavior of Mallorca cathedral (Mallorca Island, Spain) under ambient sources of vibration and seismic events. The cathedral is one of the greatest built masonry structures ...
    • Dynamic investigation of cultural heritage buildings for seismic safety asssessment 

      Elyamani Ali Mohamed, Ahmed; Roca Fabregat, Pedro; Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime (Springer, 2022)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Cultural heritage buildings are prone to failures when subjected to seismic events, and recent earthquakes worldwide resulted in many losses of these buildings. Therefore, there is a need for methodologies for assessing ...
    • Dynamic monitoring of a mid-rise building by real-aperture radar interferometer: advantages and limitations 

      Alva Bañuelos, Rodrigo Esteban; Pujades Beneit, Lluís; González Drigo, José Ramón; Luzi, Guido; Caselles Magallón, Josep Oriol; Pinzón Ureña, Luis (Multidisciplinary Digital Publishing Institute (MDPI), 2020-03)
      Article
      Accés obert
      In this paper, remote and in situ techniques to estimate the dynamic response of a building to ambient vibration are reported: data acquired through a real-aperture radar (RAR) interferometer and conventional accelerometers ...
    • Estimación de la respuesta de sitio mediante el metodo del cociente espectral aplicado a ruido ambiental: aplicación a la Ciutat Vella de Valencia 

      Franklin, R.; Caselles Magallón, Josep Oriol; Canas Torres, José Antonio; Clapés Boixader, Jaime; Pujades Beneit, Lluís; Navarro, M.; García, F.; Pérez Gracia, María de la Vega (Universitat Politècnica de Catalunya, 2006)
      Article
      Accés obert
      Dentro del proyecto de estudio de la vulnerabilidad sísmica de la Ciutat Vella de Valencia se ha estudiado la respuesta de suelo de esta y su afectación a los edificios de vivienda existentes. Debido a la baja sismicidad de ...
    • Estimators for structural damage detection using principal component analysis 

      Caselles Magallón, Josep Oriol; Martín Balet, Alejo; Vargas Alzate, Yeudy Felipe; González Drigo, José Ramón; Clapés Boixader, Jaime (2022-09)
      Article
      Accés obert
      Structural damage detection is an important issue in conservation. In this research, principal component analysis (PCA) has been applied to the temporal variation of modal frequencies obtained from a dynamic test of a ...
    • Evaluation of Mallorca Cathedral seismic behavior using different analysis techniques 

      Elyamani, Ahmed; Roca Fabregat, Pedro; Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime (University of the Aegean, 2019-01)
      Article
      Accés obert
      The paper discusses the seismic assessment of Mallorca cathedral in Spain. This cathedral is an audacious Gothic structure built on the island of Mallorca during 14th-16th centuries, characterized by its large dimensions ...
    • GPR Backscattering intensity analysis applied to detect paleochannels and infilled streams for seismic nanozonation in Urban Environments 

      Santos Assunçao, Sonia; Pérez Gracia, María de la Vega; Salinas Naval, Víctor; Caselles Magallón, Josep Oriol; González Drigo, José Ramón; Pujades Beneit, Lluís; Lantada, Nieves (2016-01-29)
      Article
      Accés obert
    • GPR building inspection: Examples of building structures assessed with Ground Penetrating Radar 

      Pérez Gracia, María de la Vega; Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime; Santos Assunçao, Sonia (University of Edinburgh, 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The GPR assessment of buildings depends on the structure or part of the building studied. In this paper, three different case study are presented, all of them about old buildings that need to be restored or modified. ...
    • GPR resolution in cultural heritage applications 

      Pérez Gracia, María de la Vega; Capua, Daniel di; González Drigo, José Ramón; Caselles Magallón, Josep Oriol; Pujades Beneit, Lluís; Salinas Naval, Víctor (2010-06-21)
      Text en actes de congrés
      Accés obert
      The non-destructive study of historical buildings, archaeological sites and other Cultural Heritage structures requires high resolution methodologies and a good knowledge of the potential of the different methods. Laboratory ...
    • Ground penetrating radar assessment of historical buildings: the study of the roofs, columns and ground of Santa Maria del Mar, in Barcelona / GPR assessment of the basilica Santa Maria del Mar 

      Pérez Gracia, María de la Vega; Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime (IEEE Press, 2017)
      Text en actes de congrés
      Accés obert
      Santa Maria del Mar is a magnificent gothic church built between 1329 and 1383 in a neighbourhood outside the city walls, over the remains of a more ancient church. The inhabitants of this district (merchants, downloaders ...
    • Integrated dynamic and thermography investigation of Mallorca cathedral 

      Elyamani, Ahmed; Caselles Magallón, Josep Oriol; Roca Fabregat, Pedro; Clapés Boixader, Jaime (University of the Aegean, 2018-01)
      Article
      Accés obert
      An integrated investigation of engineering archaeometry was carried out using dynamic identification, dynamic monitoring and Infra-Red (IR) thermography for the study of the dynamic behavior of Mallorca cathedral in Spain. ...
    • Integrated GPR and laser vibration surveys to preserve prehistorical painted caves: Cueva Pintada case study 

      Caselles Magallón, Josep Oriol; Clapés Boixader, Jaime; Sáenz Sagasti, José Ignacio; Pérez Gracia, María de la Vega; Rodríguez Santana, Carmen Gloria (2021-05)
      Article
      Accés obert
      The study of structural safety when it is covered by important paintings requires a careful analysis without affecting the paintings. Therefore, non-destructive surveys are the only feasible method to obtain data about its ...