Listar por autoría "5c144fad-4b07-40f0-bbb6-e8a6522ba054"
Mostrando ítems 1-18 de 18
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3D analysis of railway induced vibrations on skew girder bridges including ballast track-bridge interaction effects
Sánchez Quesada, Juan Carlos; Romero Ordóñez, Antonio; Galvín, Pedro; Moliner, Emma; Martínez-Rodrigo, María D. Elsevier (2023-01-11)This work is devoted to the analysis of the vibratory response of High-Speed (HS) multi-track railway bridges composed by simply-supported spans. In particular, it aims to investigate the influence of three geometrical ... -
3D printed energy harvesters for railway bridges-Design optimisation
Cámara Molina, Javier Cristóbal; Moliner, Emma; Martínez-Rodrigo, María D.; Connolly, D. P.; Yurchenko, D.; Galvín, Pedro; Romero, A. Elsevier (2023)This paper investigates the optimal design of 3D printed energy harvesters for railway bridges. The type of harvester studied is a cantilever bimorph beam with a mass at the tip and a load resistance. These parameters ... -
Analysis of the Effect of Soil-Structure Interaction on the Response of Railway Bridges using Boundary Element - Finite Element Methods
Doménech Monforte, Alejandro; Martínez-Rodrigo, María D.; Galvín, Pedro; Romero Ordóñez, Antonio Civil-Comp Press (2016)The dynamic behaviour of short simply-supported railway bridges under convoy circulations and, especially, the effect of soil structure interaction (SSI) in the maximum expectable deck transverse response is the aim of ... -
Ballast shear effects on the dynamic response of railway bridges
Chordà Monsonís, Josep; Romero Ordóñez, Antonio; Moliner, Emma; Galvín, Pedro; Martínez-Rodrigo, María D. Elsevier (2022-10-09)Single-track railway bridges are susceptible of experiencing high levels of vertical acceleration on the deck that may be dangerously accentuated at resonance. This is especially critical for short-to-medium span simply ... -
Ballasted track interaction effects in railway bridges with simply-supported spans composed by adjacent twin single-track decks
Sánchez Quesada, Juan Carlos; Moliner, Emma; Romero, A.; Galvín, Pedro; Martínez-Rodrigo, María D. Elsevier (2021-09-08)This paper is devoted to track-bridge interaction phenomena in railway bridges of short simply-supported (SS) spans composed by ballasted tracks. These structures may experience high vertical acceleration levels under ... -
Dynamic load allowance of long-span modular steel bridges
Chordà Monsonís, Josep; Moliner, Emma; Galvín, Pedro; Martínez-Rodrigo, María D.; Zacchei, Enrico; Tadeu, Antonio; Ferraz, I.; Romero Ordóñez, Antonio Elsevier (2023-02-22)Modular steel bridges are structures whose construction is based on regular prefabricated truss units. This presents several advantages, such as rapid and easy deployment, high adaptability to the terrain and reduced ... -
Effect of soil properties on the dynamic response of simply-supported bridges under railway traffic through coupled boundary element-finite element analyses
Martínez-Rodrigo, María D.; Galvín, Pedro; Doménech Monforte, Alejandro; Romero Ordóñez, Antonio Elsevier (2018-09-01)Railway induced vibrations on short-to-medium span simply-supported (SS) bridges is addressed in this contribution. Such structures may experience high levels of vertical acceleration at the platform, leading to adverse ... -
Effect of the end cross beams on the railway induced vibrations of short girder bridges
Moliner, Emma; Romero Ordóñez, Antonio; Galvín, Pedro; Martínez-Rodrigo, María D. Elsevier (2019-12-15)This work is devoted to the analysis of the railway-induced vertical vibrations of simplysupported double track bridges composed by pre-stressed concrete girder decks. Despite the low torsional stiffness that this particular ... -
Energy harvesting analysis in railway bridges: an approach based on modal decomposition
Romero, A.; Cámara Molina, Javier Cristóbal; Moliner, Emma; Galvín, Pedro; Martínez-Rodrigo, María D. Elsevier (2021)In this paper the authors investigate the energy harvesting in railway bridges and analyse the performance under different operational conditions. An approximation based on modal superposition is proposed for the computation ... -
Experimental study of railway bridges of several structural typologies
Galvín, Pedro; Moliner, Emma; Romero Ordóñez, Antonio; Martínez-Rodrigo, María D. National Technical University of Athens (NTUA). Institute of Structural Analysis and Antiseismic Research (2020-09)This work is devoted to the experimental evaluation of the dynamic response of railway bridges with common typologies in short-to-medium spans. -
Fast simulation of railway bridge dynamics accounting for soil–structure interaction
Galvín, Pedro; Romero Ordóñez, Antonio; Moliner, Emma; Connolly, David P.; Martínez-Rodrigo, María D. Springer (2021)A novel numerical methodology is presented to solve the dynamic response of railway bridges under the passage of running trains, considering soil–structure interaction. It is advantageous compared to alternative approaches ... -
Maximum resonance and cancellation phenomena in orthotropic plates traversed by moving loads: Application to railway bridges
Martínez-Rodrigo, María D.; Moliner, Emma; Romero Ordóñez, Antonio; De Roeck, G.; Galvín, Pedro Elsevier (2019-11-09)The vibrational response of railway bridges is an issue of main concern, especially since the advent of High-Speed traffic. In the case of short-to-medium lengths and simply-supported spans excessive transverse acceleration ... -
On the basic phenomenon of soil-structure interaction on the free vibration response of beams : Application to railway brigdes
Doménech Monforte, Alejandro; Martínez-Rodrigo, María D.; Romero Ordóñez, Antonio; Galvín, Pedro Elsevier (2016-10)The dynamic transverse response of beam type bridges under railway traffic is addressed in this contribution. In particular, how soil-structure interaction may affect the critical or resonant velocities and the associated ... -
On the vertical coupling effect of ballasted tracks in multi–span simply–supported railway bridges under operating conditions
Moliner, Emma; Martínez-Rodrigo, María D.; Galvín, Pedro; Chordà Monsonís, Josep; Romero Ordóñez, Antonio Routledge (2022)This contribution investigates the vertical coupling exerted by ballasted tracks on the vertical response of bridges composed either of (i) several successive simply-supported spans with weak coupling between them due to ... -
Rail-bridge interaction effects in single-track multi-span bridges. Experimental results versus numerical predictions under operating conditions
Martínez-Rodrigo, María D.; Galvín, Pedro; Moliner, Emma; Romero Ordóñez, Antonio National Technical University of Athens (NTUA). Institute of Structural Analysis and Antiseismic Research (2020-09)This paper is devoted to the analysis of rail-bridge interaction effects in railway bridges under the circulation of moving trains. In a first approach, a bidimensional Finite Element model is implemented. The rail and ... -
Soil–structure interaction effects on the resonant response of railway bridges under high-speed traffic
Doménech Monforte, Alejandro; Martínez-Rodrigo, María D.; Romero Ordóñez, Antonio; Galvín, Pedro Taylor & Francis (2015-08)In the present contribution, the dynamic behaviour of beams traversed by moving loads including soil–structure interaction (SSI) is investigated. The main application of the study is to analyse the effects of SSI on the ... -
Two FE models to analyse the dynamic response of short span simply-supported oblique high-speed railway bridges: Comparison and experimental validation
Galvín, Pedro; Romero Ordóñez, Antonio; Moliner, Emma; Martínez-Rodrigo, María D. Elsevier (2018-07-15)In this paper the dynamic response of a particular type of high-speed railway bridge common in the Spanish railway system is analysed with the aim of evaluating the levels of vertical vibrations experienced at the platform. ... -
Vertical coupling effect of the ballasted track on the dynamic behavior of multitrack railway bridges composed by adjacent decks
Moliner, Emma; Romero Ordóñez, Antonio; Sánchez-Quesada, Juan Carlos; Martínez-Rodrigo, María D.; Galvín, Pedro National Technical University of Athens (NTUA). Institute of Structural Analysis and Antiseismic Research (2020-09)In the present contribution the effect of the continuity of the ballasted track on the dynamic response of simply-supported railway bridges composed by structurally independent adjacent slabs at each span is addressed. ...