Exploració per autor "Bairán García, Jesús Miguel"
Ara es mostren els items 1-20 de 104
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1D and 3D analysis of anchorage in naturally corroded specimens
Fernández Pérez, Ignacio; Tahershamsi, Mohamed; Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel; Lundgren, Karin; Hanjari, Kamyab Zandi; Plos, Mario (Université Laval, 2014)
Text en actes de congrés
Accés obertCorrosion of reinforcement causes cracking and spalling of concrete cover which affects the bond; this is a crucial factor in deterioration of concrete structures. Earlier, tests have been carried out on specimens with ... -
3D FEM model development from 3D optical measurement technique applied to corroded steel bars
Fernández Pérez, Ignasi; Bairán García, Jesús Miguel; Marí Bernat, Antonio Ricardo (2016-10-15)
Article
Accés obertUnderstanding the mechanical effects of the corrosion pits on the steel surface requires an accurate definition of their geometry and distribution along the rebar. 3D optical measurement technique is used to obtain the ... -
A direct performance based seismic design method for irregular structures
Montoya Coronado, Luis Alberto; Bairán García, Jesús Miguel (2017)
Text en actes de congrés
Accés restringit per política de l'editorialThe problem of designing structures to achieve a specified performance limit state has gain interest in seismic design practice. Currently, some methodologies have been proposed in order to take into account for inelastic ... -
A frame element model for the analysis of reinforced concrete structures under shear and bending
Mohr, Stefen; Bairán García, Jesús Miguel; Marí Bernat, Antonio Ricardo (2010-10-01)
Article
Accés restringit per política de l'editorialModeling the response of reinforced concrete structures under combined shear and normal forces involves handling the anisotropic behavior that takes place in the post-cracked and ultimate ranges. Current 2D (plane-stress ... -
A new concrete plastic-damage model with an evolutive dilatancy parameter
Poliotti, Mauro; Bairán García, Jesús Miguel (Elsevier, 2019-04-04)
Article
Accés obertTypical plastic-damage models for concrete use a constant dilatancy parameter. On problems sensitive to confinement and shear softening, this parameter needs ad hoc calibration to fit experimental observations. This makes ... -
A new punching shear mechanical model for reinforced concrete slabs with and without punching reinforcement
Marí Bernat, Antonio Ricardo; Cladera Bohigas, Antoni; Ribas González, Carlos Rodrigo; Bairán García, Jesús Miguel; Oller Ibars, Eva (2017)
Text en actes de congrés
Accés restringit per política de l'editorialA punching shear strength mechanical model for RC slabs with and w/o punching reinforcement, based on a previous shear model developed by the authors, is presented. The identified differences between shear and punching ... -
A non-linear coupled model for the analysis of reinforced concrete sections under bending, shear, torsion and axial forces
Bairán García, Jesús Miguel (Universitat Politècnica de Catalunya, 2005-12-15)
Tesi
Accés obertLa mayoría de las estructuras de hormigón armado se someten a solicitaciones combinadas de esfuerzos axiles, flexión, cortante y torsión. La fisuración del hormigón, plastificación de las armaduras y otros efectos no-lineales ... -
A punching shear mechanical model for reinforced concrete flat slabs with and without shear reinforcement
Marí Bernat, Antonio Ricardo; Cladera Bohigas, Antoni; Oller Ibars, Eva; Bairán García, Jesús Miguel (2018-07)
Article
Accés obertA punching shear strength mechanical model for RC flat slabs with and without shear reinforcement, based on a beam shear model previously developed by the authors, is presented. The differences in resisting actions between ... -
A variable order framework for 3D nonlinear analysis of reinforced concrete frames under general loading
Poliotti, Mauro; Bairán García, Jesús Miguel; Moller, O. (Elsevier, 2021-09)
Article
Accés obertA framework for the analysis of three-dimensional reinforced concrete frame structures, capable of reproducing general failure modes, is presented. A force-based model which guarantees the equilibrium between nodal and ... -
Analysis of FRP shear strengthening solutions for reinforced concrete beams considering debonding failure
Santos Ferreira, Denise Carina; Oller Ibars, Eva; Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel (2016-10)
Article
Accés obertIn this paper, a fiber beam model previously developed by the authors for the nonlinear analysis of strengthened elements, including the effects of shear, is used to predict the response of reinforced concrete (RC) beams ... -
Analysis of reinforced concrete elements strengthened by prestressed FRP laminates through non-linear and evolutive models
Oller Ibars, Eva; Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel (2011)
Text en actes de congrés
Accés restringit per política de l'editorialIn this paper a non-linear and time dependent evolutive analysis model, previously developed by the authors, is applied to the prediction of the response of reinforced concrete structures strengthened in flexure by FRP ... -
Analysis of shear resisting actions by means of optimization of strut and tie models taking into account crack patterns
Bairán García, Jesús Miguel; Marí Bernat, Antonio Ricardo; Cladera Bohigas, Antoni (2018-09)
Article
Accés obertThe shear resisting actions in reinforced concrete elements without transverse reinforcement is analyzed by means of optimized strut-and-tie models with concrete ties. Biaxial failure criteria are used for uncracked and ... -
Analytical modeling of reinforced concrete columns subjected to bidirectional shear
Osorio Bustamante, Edison; Bairán García, Jesús Miguel; Marí Bernat, Antonio Ricardo (2017-05-01)
Article
Accés obertUnder general seismic loading, reinforced concrete columns may be subjected to lateral loads in more than one direction. Available experimental data on columns subjected to bidirectional forces indicate that higher levels ... -
Análisis de prestaciones en base a variables de impacto de un puente carretero bajo acciones sísmicas considerando incertidumbres
Möller, Oscar; Poliotti, Mauro; Ascheric, Juan P.; Valentini, Guido; Grossman, Sergio; Bairán García, Jesús Miguel (2022)
Text en actes de congrés
Accés obertLos puentes son sistemas de conexión de gran importancia socio-económica. Se presenta la evaluación del desempeño de un puente de vigas de hormigón pretensado existente ubicado en zona de alta sismicidad, donde los objetivos ... -
Análisis de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado
Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Bairán García, Jesús Miguel (2018-09)
Article
Accés obertLas mejoras tecnológicas de la prefabricación con hormigón han hecho competitivo el uso de vigas prefabricadas de luces cada vez mayores en comparación con otras alternativas. Sin embargo, el peso de las vigas es limitante ... -
Análisis de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado
Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Bairán García, Jesús Miguel (2017)
Text en actes de congrés
Accés restringit per política de l'editorialLas mejoras tecnológicas de la prefabricación con hormigón han hecho competitivo el uso de vigas prefabricadas de luces cada vez mayores en comparación con otras alternativas. Sin embargo, el peso de las vigas es limitante ... -
Análisis del comportamiento sísmico de los edificios de obra de fábrica, típicos del distrito Eixample de Barcelona
Moreno González, Rosángel; Bairán García, Jesús Miguel (2011-12-15)
Article
Accés obertEn este trabajo se realiza un estudio para evaluar la vulnerabilidad y el riesgo sísmico de los edificios de obra de fábrica de ladrillo ampliamente existentes en el distrito Eixample de Barcelona, España. Los edificios ... -
Análisis no lineal simplificado de vigas de hormigón armado sometidas a cortante: modelo numérico y validación experimental
Ferreira, Denise; Bairán García, Jesús Miguel; Marí Bernat, Antonio Ricardo (2011)
Text en actes de congrés
Accés restringit per política de l'editorialLa presencia de fuertes esfuerzos cortantes en estructuras de hormigón armado da lugar a un comportamiento anisótropo y una cinemática alejada de la hipótesis de Navier Bernouilli, que requiere una modelización compleja. ... -
Assessment of prestressed concrete bridge girders with low shear reinforcement by means of a non-linear filament frame model
Santos Ferreira, Denise Carina; Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel (2013-09-17)
Article
Accés restringit per política de l'editorialThe safety of existing bridges and the efficiency of strengthening measures can be accurately studied through non-linear numerical models, assisting decisions of dismantle, repair or change of use and avoiding unnecessary ... -
Assessment of the efficiency of strengthening solutions in concrete structures by means of non-linear step by step analysis models
Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel; Oller Ibars, Eva (2021-07)
Article
Accés obertWhen designing a structural strengthening solution, the influence of the previous state of the structure on the capacity of the strengthened structure must be evaluated. In addition, strengthening interventions may involve ...