Browsing by Author "Bairán García, Jesús Miguel"
Now showing items 1-20 of 83
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1D and 3D analysis of anchorage in naturally corroded specimens
(Université Laval, 2014)
Conference report
Open AccessCorrosion 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
(2016-10-15)
Article
Open AccessUnderstanding 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
(2017)
Conference report
Restricted access - publisher's policyThe 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
(2010-10-01)
Article
Restricted access - publisher's policyModeling 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 ... -
Análisis del comportamiento sísmico de los edificios de obra de fábrica, típicos del distrito Eixample de Barcelona
(2011-12-15)
Article
Open AccessEn 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 de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado
(2018-09)
Article
Restricted access - publisher's policyLas 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
(2017)
Conference report
Restricted access - publisher's policyLas 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 no lineal simplificado de vigas de hormigón armado sometidas a cortante: modelo numérico y validación experimental
(2011)
Conference report
Restricted access - publisher's policyLa 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. ... -
Analysis of FRP shear strengthening solutions for reinforced concrete beams considering debonding failure
(2016-10)
Article
Open AccessIn 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
(2011)
Conference report
Restricted access - publisher's policyIn 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
(2018-09)
Article
Open AccessThe 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
(2017-05-01)
Article
Open AccessUnder 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 ... -
A new concrete plastic-damage model with an evolutive dilatancy parameter
(Elsevier, 2019-04-04)
Article
Restricted access - publisher's policyTypical 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
(2017)
Conference report
Restricted access - publisher's policyA 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
(Universitat Politècnica de Catalunya, 2005-12-15)
Doctoral thesis
Open AccessLa 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
(2018-07)
Article
Restricted access - publisher's policyA 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 ... -
Assessment of prestressed concrete bridge girders with low shear reinforcement by means of a non-linear filament frame model
(2013-09-17)
Article
Restricted access - publisher's policyThe 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 expected seismic damage in the aggregated masonry buildings of the late XIX century of Barcelona, Spain
(2012)
Conference report
Open AccessThis paper aims at the evaluation of expected seismic damage of aggregated masonry buildings system, formed by a line of buildings along of the street; real buildings were studied of whom structural drawings were ... -
Avances en modelos de análisis de estructuras de barras de hormigón frente a combinaciones de esfuerzos normales y tangentes
(Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins Canals i Ports de Barcelona, 2011-11-15)
Conference lecture
Open AccessA pesar del gran desarrollo de los modelos de barras para el análisis estructural, estos modelos presentan, en general, carencias importantes cuando las estructuras son sensibles a esfuerzos tangenciales (cortante, torsión) ... -
Case study of failure of long prestressed precast concrete girder during lifting
(Elsevier, 2019-06)
Article
Restricted access - publisher's policyImprovements in concrete technology, reinforcing systems and manufacturing enable the use of longer reinforced precast concrete girders, contributing to the competitiveness of this solution for bridge decks. The weight of ...
