Exploració per autor "Casas Rius, Joan Ramon"
Ara es mostren els items 1-20 de 210
-
A combined kernel-PCA with clustering analysis for bridge damage detection under changing environmental conditions
Delgadillo Ayala, Rick Milton; Casas Rius, Joan Ramon (2020)
Text en actes de congrés
Accés restringit per política de l'editorialDamage caused in bridges can be hidden by the service conditions mainly due to environment effects as temperature and traffic loading. The literature review indicates that the majority of investigations are limited since ... -
A framework for robustness assessment in the context of corroded RC structures
Cavaco, E. S.; Neves, L. A. C.; Casas Rius, Joan Ramon; Huespe, Alfredo Edmundo (CRC Press, 2010)
Text en actes de congrés
Accés restringit per política de l'editorialStructural robustness is an emergent concept related to the structural response to damage. At the present time, robustness is not well defined and much controversy still remains around this subject. Even if robustness has ... -
A nonparametric statistical model for the selection of significant variables acting in the deterioration of built façades
Serrat Piè, Carles; Gibert Armengol, Vicente; Casas Rius, Joan Ramon; Rapinski, Jacek (International Centre for Numerical Methods in Engineering (CIMNE), 2020)
Text en actes de congrés
Accés obertSerrat and Gibert (2011) introduced the use of survival analysis techniques for the study of time-to-failure in the facades of a building stock. Those techniques have been implemented in a predictive system that incorporates ... -
A review of distributed optical fiber sensors for civil engineering applications
Barrias, Antonio Jose de Sousa; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (2016-05)
Article
Accés obertThe application of structural health monitoring (SHM) systems to civil engineering structures has been a developing studied and practiced topic, that has allowed for a better understanding of structures’ conditions and ... -
A review of recent distributed optical fiber sensors applications for civil engineering structural health monitoring
Bado, Mattia Francesco; Casas Rius, Joan Ramon (Multidisciplinary Digital Publishing Institute (MDPI), 2021-03)
Article
Accés obertThe present work is a comprehensive collection of recently published research articles on Structural Health Monitoring (SHM) campaigns performed by means of Distributed Optical Fiber Sensors (DOFS). The latter are cutting-edge ... -
A state of the art review of modal-based damage detection in bridges: development, challenges, and solutions
Moughty, John James; Casas Rius, Joan Ramon (Multidisciplinary Digital Publishing Institute, 2017-05)
Article
Accés obertTraditionally, damage identification techniques in bridges have focused on monitoring changes to modal-based Damage Sensitive Features (DSFs) due to their direct relationship with structural stiffness and their spatial ... -
A state of the art review of modal-based damage detection in bridges: development, challenges, and solutions
Moughty, John James; Casas Rius, Joan Ramon (Multidisciplinary Digital Publishing Institute (MDPI), 2018)
Capítol de llibre
Accés obertThis issue is a snapshot of the newest research in SHM for civil structures, and it includes a range of topics such as data processing algorithms to detect damage, modeling, and simulation [1–15]; sensor development and ... -
Actualización del riesgo sísmico de puentes existentes mediante monitorización estructural
Soriano Chacón, Miriam; Casas Rius, Joan Ramon (Ministerio de Obras Públicas de Chile, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThe present paper presents a theoretical study of the advanced assessment implementation methodology through the application of a Structural Health Monitoring system (SHM) to update the level of seismic risk of existing ... -
Advancements of vibration based damage detection techniques for small to medium span bridges
Moughty, John James; Casas Rius, Joan Ramon (2016)
Text en actes de congrés
Accés restringit per política de l'editorialOvertime, the structural condition of bridges tends to decline due to a number of degradation processes, such as; creep, corrosion and cyclic loading, among others. Considerable research has been conducted over the years ... -
An attempt to the determination of the partial safety factor for SFRC members subjected to bending forces
Camós Andreu, Carles; Casas Rius, Joan Ramon; Molins i Borrell, Climent (International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM), 2012)
Text en actes de congrés
Accés restringit per política de l'editorialIn the last few years, research on techniques that permit the reduction or even the complete elimination of structural bar reinforcements has been intensified. The addition of steel fibres to the concrete matrix is proven ... -
An overview of the European situation on quality control of existing bridges: COST Action TU1406
Matos, Jose C.; Casas Rius, Joan Ramon (International Association for Bridge and Structural Engineers (IABSE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorial -
Analysis using modal information in SSI by dynamic observability method
Peng, Tian; Casas Rius, Joan Ramon; Turmo Coderque, José (CRC Press, 2021)
Text en actes de congrés
Accés restringit per política de l'editorialStructural Health Monitoring (SHM) has become a powerful tool to help decision making for management of structures along their service life. Estimation of parameters from dynamic response is more appealing than doing it ... -
Aplicación de los conjuntos difusos en la evaluación de los parámetros de la vulnerabilidad sísmica de puentes
Maldonado Rondón, Esperanza; Casas Rius, Joan Ramon; Canas Torres, José Antonio (Universitat Politècnica de Catalunya, 2002)
Article
Accés obertLa determinación de la vulnerabilidad sísmica del inventario de puentes de una ciudad es una necesidad cada vez más latente. Día a día, los programas de atención posterremotos obligan a contar con una buena planificación ... -
Aplicación de los conjuntos difusos en la evaluación de los parámetros de la vulnerabilidad sísmica de puentes
Maldonado Rondón, Esperanza; Casas Rius, Joan Ramon; Canas Torres, José Antonio (Universitat Politècnica de Catalunya, 2002)
Article
Accés obert -
Application of distributed optical fiber sensors for the health monitoring of two real structures in Barcelona
Barrias, Antonio Jose de Sousa; Rodríguez, Gerardo; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (2018-07)
Article
Accés obertThe versatility and ease of installation of Distributed Optical Fibre Sensors (DOFS) compared with traditional monitoring systems are important characteristics to consider when facing the Structural Health Monitoring (SHM) ... -
Application of optical fiber distributed sensing to health monitoring of concrete structures
Villalba Herrero, Sergi; Casas Rius, Joan Ramon (2013-08)
Article
Accés restringit per política de l'editorialThe use of Optical Backscatter Reflectometer (OBR) sensors is a promising measurement technology for Structural Health Monitoring (SHM) as it offers the possibility of continuous monitoring of strain and temperature along ... -
Application of partial shear connection in steel–concrete semi-continuous composite girder bridges
Su, Hang; Su, Qingtian; Casas Rius, Joan Ramon; Xu, Jiangping; Zhou, Guandong (2022-03)
Article
Accés obertIn the hogging moment regions of steel–concrete composite continuous girder bridges, a detrimental condition appears such that concrete slab bears tensile stress and the steel girder bears compressive stress. Decreasing ... -
Application of system-based correction factors in condition rating of steel-composite bridges
Casas Rius, Joan Ramon; Anitori, Giorgio; Ghosn, Michel (CRC Press Taylor, 2016)
Text en actes de congrés
Accés restringit per política de l'editorialTraditional condition rating procedures concentrate on member condition and give no consider-ation to system behavior. In this paper a methodology is proposed to modify the correction factor applied dur-ing the assignment ... -
Application study of embedded Rayleigh based Distributed Optical Fiber Sensors in concrete beams
Barrias, Antonio Jose de Sousa; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (Elsevier, 2017)
Text en actes de congrés
Accés obertIn this work, an experiment on two small concrete beams is described where Rayleigh based distributed optical fiber sensors (DOFS) are implemented together with traditional electrical strain gauges for the monitoring of ... -
Assessing cracking characteristics of concrete structures by distributed optical fiber and non-linear finite element modelling
Rodríguez, Gerardo; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (Institut Français des Sciences et Technologies des Transports (IFSTTAR), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis work shows how the experimental strain data obtained with an OBR (Optical Backscattered Reflectometer) measuring system can be used to locate cracking before being visually observable and also to estimate the crack ...