Exploració per autor "Bairán García, Jesús Miguel"
Ara es mostren els items 1-20 de 81
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1D and 3D analysis of anchorage in naturally corroded specimens
(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
(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
(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
(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 ... -
Análisis del comportamiento sísmico de los edificios de obra de fábrica, típicos del distrito Eixample de Barcelona
(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 de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado
(2018-09)
Article
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 de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado
(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 no lineal simplificado de vigas de hormigón armado sometidas a cortante: modelo numérico y validación experimental
(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. ... -
Analysis of FRP shear strengthening solutions for reinforced concrete beams considering debonding failure
(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
(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
(2018-9)
Article
Accés restringit per política de l'editorialThe 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
Accés restringit per política de l'editorialUnder 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 punching shear mechanical model for reinforced concrete slabs with and without punching reinforcement
(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
(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
(2018-07)
Article
Accés restringit per política de l'editorialA 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
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 expected seismic damage in the aggregated masonry buildings of the late XIX century of Barcelona, Spain
(2012)
Text en actes de congrés
Accés obertThis 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)
Comunicació de congrés
Accés obertA 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) ... -
Collapse of a precast concrete beam for a light roof: importance of elastomeric bearing pads in the element’s stability
(Elsevier, 2014-04)
Article
Accés restringit per política de l'editorialThe importance of second order effects has been widely studied in slender concrete structures subjected to compressive stresses, although their effects are not generally taken into account in other fields of structural ... -
Comparación de resultados obtenidos en el proyecto de estructuras de hormigón aplicando la Instrucción EHE-08 y el Eurocódigo 2
(2014-01)
Article
Accés restringit per política de l'editorialLa Instrucción Española de Hormigón Estructural EHE-08 fue el resultado de una profunda revisión de la anterior Instrucción EHE-98, sobre la que se realizaron numerosas modificaciones orientadas a adaptar la Instrucción ...
