Non-stationary random vibration analysis of a 3D train–bridge system using the probability density evolution method

Z Yu, J Mao, F Guo, W Guo - Journal of Sound and Vibration, 2016 - Elsevier
Rail irregularity is one of the main sources causing train–bridge random vibration. A new
random vibration theory for the coupled train–bridge systems is proposed in this paper. First …

Numerical study on the stochastic response of a long-span sea-crossing bridge subjected to extreme nonlinear wave loads

Z Ti, M Zhang, Y Li, K Wei - Engineering Structures, 2019 - Elsevier
In current practice, linear wave load theory is widely employed in the wave force evaluation
of sea-crossing bridges. However, the observation of nonlinear wave loads in shallow …

An efficient multi-time-step method for train-track-bridge interaction

Z Zhu, W Gong, L Wang, Q Li, Y Bai, Z Yu… - Computers & Structures, 2018 - Elsevier
In this paper, the multi-time-step method (MTS) of time integration is proposed to reduce the
computational cost of solving the dynamic interaction of a train-track-bridge coupled system …

In-situ testing and model updating of a long-span cable-stayed railway bridge with hybrid girders subjected to a running train

H Gou, T Zhao, S Qin, X Zheng, A Pipinato, Y Bao - Engineering Structures, 2022 - Elsevier
This study investigates the dynamic responses of a long-span cable-stayed railway bridge
with steel–concrete hybrid girders in different train load scenarios. The investigated …

Vulnerability and failure analysis of hybrid cable-stayed suspension bridges subjected to damage mechanisms

P Lonetti, A Pascuzzo - Engineering Failure Analysis, 2014 - Elsevier
A numerical model for considering the damage and failure behavior on the cable system is
proposed, which can be utilized for obtaining the response of hybrid cable-stayed …

Dynamic performance of continuous railway bridges: Numerical analyses and field tests

H Gou, X Shi, W Zhou, K Cui… - … Part F: Journal of Rail and …, 2018 - journals.sagepub.com
In this study, a refined finite element model was built that represented the structural and
mechanical properties of railway bridges. A coupled vehicle–bridge vibration model was …

Optimum design analysis of hybrid cable-stayed suspension bridges

P Lonetti, A Pascuzzo - Advances in Engineering Software, 2014 - Elsevier
A design methodology to predict optimum post-tensioning forces and dimensioning of the
cable system for hybrid cable-stayed suspension (HCS) bridges is proposed. The structural …

A moving mesh FE methodology for vehicle–bridge interaction modeling

F Greco, P Lonetti, A Pascuzzo - Mechanics of Advanced Materials …, 2020 - Taylor & Francis
A numerical strategy based on a moving mesh technique is proposed to simulate vehicle–
bridge interaction (VBI) in railway bridges. ALE approach allows an easy description of the …

Dynamic behavior of hybrid framed arch railway bridge under moving trains

H Gou, H Long, Y Bao, G Chen, Q Pu - Structure and Infrastructure …, 2019 - Taylor & Francis
In this study, the dynamic behavior of a concrete-filled steel tube (CFST) hybrid framed arch
railway bridge under moving trains are investigated through an in-site dynamic test. The …

Identification, model updating, and validation of a steel twin deck curved cable‐stayed footbridge

OS Bursi*, A Kumar, G Abbiati… - Computer‐Aided Civil …, 2014 - Wiley Online Library
To perform a realistic reliability analysis of a complex cable‐stayed steel footbridge subject
to natural hazard and corrosion, this article addresses a rational process of modeling and …