Browsing by Author "Roca Fabregat, Pedro"
Now showing items 1-20 of 131
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A macro-modelling finite element technique for the realistic simulation of cracking in masonry structures
Saloustros, Savvas; Pelà, Luca; Cervera Ruiz, Miguel; Roca Fabregat, Pedro (CRC Press, 2016)
Conference report
Restricted access - publisher's policyThis paper presents an improved computational model for the analysis of masonry structures based on continuum mechanics finite element approaches. The proposed numerical technique uses a cracktracking algorithm to model ... -
A method for the structural analysis and design of arched reinforced masonry and/or concrete structures
López López, David; Roca Fabregat, Pedro; Liew, Andrew; Van Mele, Tom; Block, Philippe (International Centre for Numerical Methods in Engineering (CIMNE), 2021)
Conference report
Restricted access - publisher's policyExtraordinary architectural examples of shell structures have been built using reinforced masonry and concrete. The current sparse use of this construction type can be attributed, among other reasons, to a lack of simple ... -
A review on the study of historical structures using integrated investigation activities for seismic safety assessment. Part I: Dynamic investigation
Elyamani, Ahmed; Roca Fabregat, Pedro (2018)
Article
Open AccessAssessment of seismic safety of historical structures is a challenging task because the information available about the assessed structure is usually limited. Therefore, it is often necessary to exploit a number of integrated ... -
A review on the study of historical structures using integrated invetigation activities for seismic safety assessment. Part II: Model updating and seismic analysis
Elyamani, Ahmed; Roca Fabregat, Pedro (2018)
Article
Open AccessThis paper represents a continuation of a review on the seismic safety assessment of historical structures using some selected integrated investigation activities. In the first part of this review the dynamic investigation ... -
A three-dimensional approach to the Extended Limit Analysis of Reinforced Masonry
López López, David; Roca Fabregat, Pedro; Liew, Andrew; Méndez Echenagucia, Tomás; Van Mele, Tom; Block, Philippe (Elsevier, 2022-01)
Article
Open AccessThe Extended Limit Analysis of Reinforced Masonry (ELARM) is a simple and user-friendly method for the design and structural analysis of singly-curved, reinforced tile vaults (López López et al., 2019). It is based on limit ... -
An enhanced finite element macro-model for the realistic simulation of localized cracks in masonry structures: a large-scale application
Saloustros, Savvas; Pelà, Luca; Cervera Ruiz, Miguel; Roca Fabregat, Pedro (Taylor & Francis, 2018-03)
Article
Open AccessFinite element macro-modelling approaches are widely used for the analysis of large-scale masonry structures. Despite their efficiency, they still face two important challenges: the realistic representation of damage and ... -
An orthotropic damage model for the analysis of masonry structures
Pelà, Luca; Cervera Ruiz, Miguel; Roca Fabregat, Pedro (2013)
Article
Restricted access - publisher's policyThis paper presents a numerical model for nonlinear analysis of masonry structural elements based on Continuum Damage Mechanics. The material is described at the macro-level, i.e. it is modeled as a homogeneous orthotropic ... -
Analysis of masonry structures by funicular networks
Andreu Torras, Antoni; Gil Espert, Lluís; Roca Fabregat, Pedro (2010-09)
Article
Restricted access - publisher's policyA numerical approach for the ultimate analysis of large masonry structures composed of multiple linear members is presented. The approach is based on the use of computer-simulated cable nets representing the equilibrium ... -
Analysis of the effect of provisional ties on the construction and current deformation of Mallorca cathedral
Pelà, Luca; Bourgeois, Julien; Roca Fabregat, Pedro; Cervera Ruiz, Miguel; Chiumenti, Michele (2016-04)
Article
Restricted access - publisher's policyThis paper presents the analysis of the structure of Mallorca Cathedral taking into account the influence on structural behaviour of auxiliary iron ties used during the construction process. Recent studies (Roca et al., ... -
Analysis of the performance in the linear field of Equivalent-Frame Models for regular and irregular masonry walls
Siano, Rossella; Sepe, Vincenzo; Camata, Guido; Spacone, Enrico; Roca Fabregat, Pedro; Pelà, Luca (2017-08)
Article
Open AccessThe Equivalent-Frame Method (EFM), a simplified procedure for structural modelling of masonry constructions, is having a great success for the good balance that it allows between the accuracy of the geometrical description ... -
Analysis of the structure of Gothic cathedrals: application to Barcelona cathedral
Roca Fabregat, Pedro; Pellegrini, Lara; Oñate Ibáñez de Navarra, Eugenio; Hanganu, Dan Alexandru (International Centre for Numerical Methods in Engineering (CIMNE), 1998)
Part of book or chapter of book
Open Access -
Analytical derivation of seismic fragility curves for historical masonry structures based on stochastic analysis of uncertain material parameters
Saloustros, Savvas; Pelà, Luca; Contrafatto, Francesca Romana; Roca Fabregat, Pedro; Petromichelakis, Yiannis (Taylor & Francis, 2019-10)
Article
Open AccessThis work presents a probabilistic method to assess the seismic vulnerability of historical masonry structures, such as churches or cathedrals, including uncertainty analysis of the material parameters. The proposed approach ... -
Analytical method for the assessment of unreinforced brick masonry walls subjected to eccentric compressive loads
Bernat Masó, Ernest; Gil Espert, Lluís; Roca Fabregat, Pedro (2014-12-30)
Article
Open AccessSlender unreinforced masonry walls are likely to fail due to mechanism formation when they are subjected to eccentric compression loads causing second order bending effects. A practical analytical formulation is herein ... -
Analytical micro-modeling of masonry periodic unit cells : elastic properties
Drougkas, Anastasios; Roca Fabregat, Pedro; Molins i Borrell, Climent (2015-09-01)
Article
Open AccessA model for the analysis of masonry periodic unit cells based on detailed micro-modeling principles is presented: an analytical model capable of calculating the orthotropic elastic properties of masonry composites. Several ... -
Anisotropy and compressive strength evaluation of solid fired clay bricks by testing small specimens
Cabané Cañas, Albert; Pelà, Luca; Roca Fabregat, Pedro (2022-08)
Article
Open AccessA study is presented on the use of a non-standard 40 × 40 × 40 mm3 specimen for the experimental measurement of the compressive strength of solid fired clay bricks extracted from existing masonry buildings. The viability ... -
Aplicación del CTE (Código Técnico de la Edificación) a las obras de restauración arquitectónica
González Moreno-Navarro, Jose Luis; Casals Balague, Alberto; Roca Fabregat, Pedro; García Morales, Soledad; Arriaga Martitegui, Francisco; López López, Juan Carlos; Dotor Navarro, Alicia María; Onecha Pérez, Belén (2009-11-23)
Research report
Restricted access - confidentiality agreement -
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
Open AccessDetermining 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 ... -
Assessment of structural damage in historical constructions using numerical models : the case of the church of the Poblet Monastery
Saloustros, Savvas; Pelà, Luca; Roca Fabregat, Pedro; Portal, Jorge (2014)
Conference report
Open AccessThis paper presents the assessment of the structural damage and stability of the church of the Royal Monastery of Santa Maria de Poblet, one of the UNESCO World Heritage sites in Spain. The structure presents damage ... -
Automated data analysis for static structural health monitoring of masonry heritage structures
Makoond, Nirvan Chandra; Pelà, Luca; Molins i Borrell, Climent; Roca Fabregat, Pedro; Alarcón Fernández, Daniel (Wiley, 2020-10)
Article
Open AccessMasonry heritage structures are often affected by slow irreversible deterioration mechanisms that can jeopardise structural stability in the foreseeable future. Static structural health monitoring (SHM), aimed at 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)
Conference report
Open AccessThis 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 ...