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Transverse seismic analysis of high-speed railway bridge in China based on a simplified calculation model
In seismic analyses of high-speed railway simply-supported bridges, the constraint imposed by the track structure is non-negligible. Despite its...
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Shaking Table Test on Composite Isolation System of High-speed Railway Station with Integrated Station-Bridge Structure
This paper investigated the seismic performance of a typical “Integrated Station-Bridge high-speed railway station structure with a composite...
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Influence of velocity pulse effect on earthquake-induced track irregularities of high-speed railway track–bridge system under near-fault ground motions
The near-fault ground motion records show a noticeable velocity pulse effect, which poses a significant seismic threat to the high-speed railway...
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Study on New Anti-drop-beam Device of High-speed Railway Bridge in High Intensity Seismic Region
Falling beam is one of the most common seismic damages for high-speed railway bridges, and it influences the running safety of trains. To prevent...
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A seismic response prediction method based on a self-optimized Bayesian Bi-LSTM mixed network for high-speed railway track-bridge system
The construction of China’s high-speed railway (HSR) network has reached earthquake-prone regions, necessitating a timely and accurate post-disaster...
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High-Speed Railway Lines
Railway lines refer to all infrastructures except for power supply, overhead contact line system and communication signals, including subgrades,...
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Parametric analysis on buffeting performance of a long-span high-speed railway suspension bridge
The buffeting performance of kilometer-level high-speed railway suspension bridges has a great impact on the smooth operation of high-speed trains....
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Transfer Functions of Bridge and Train: Case Study of the Yunjung Bridge in Honam High-Speed Railway System
We propose the inverse transfer function (TF inv ) changing the ground motion amplitude recorded at the train to the free-field equivalent ground...
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High-Speed Railway Transportation Organization
High-speed railway is the product of modern economic and social development and transportation market competition. Its emergence and development have...
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A model considering the longitudinal track–bridge interaction in ballasted railway bridges subjected to high-speed trains
In this paper, a dynamic interaction model of the coupled system of railway bridge, foundation, subsoil, ballast, track, and high-speed train is...
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Acceleration Evaluation of a High-Speed Railway PC Box Girder Bridge with Slab Track
The resonance of railway bridges that occurs under high-speed trains passage is an important academic and practical issue. The bridge design code in...
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Influence of pier height on the safety of trains running on high-speed railway bridges during earthquakes
Sudden earthquakes pose a threat to the running safety of trains on high-speed railway bridges, and the stiffness of piers is one of the factors...
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A discussion about the limitations of the Eurocode’s high-speed load model for railway bridges
High-speed railway bridges are subjected to normative limitations concerning maximum permissible deck accelerations. For the design of these...
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Seismic applicability analysis of high-speed railway multi-span simply-supported bridges based on simplified model
CRTS II ballastless track is more commonly used in railway operations since it can meet the railway comfort and smoothness requirements. The effects...
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Research on Key Parameter Optimization Method of High-Speed Railway Vehicle-Bridge System Based on Proxy Model
This paper proposes a key parameter optimization method for a high-speed railway vehicle-bridge system using numerical calculations, proxy models,...
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Effects of shear panel dampers on seismic response mitigation of high-speed railway simply supported bridge-track system under far-field and near-field ground motions
High-speed railway lines always have to cross the seismic zone with great earthquake risks leading to serious consequences. A replaceable steel panel...
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Influence of mortar gap on natural vibration frequencies of high-speed railway track-bridge system
Based on Hamilton’s principle, the differential equations of free vibration of track-bridge systems with mortar gap are derived. Hence, a method for...
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Intelligent Conceptual Design of Railway Bridge Based on Graph Neural Networks
In the conceptual design stage of railway bridge, the beam type of the bridge at the main control point must be modified repeatedly to satisfy...
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Seismic analysis of high-speed railway irregular bridge–track system considering V-shaped canyon effect
To explore the effect of canyon topography on the seismic response of railway irregular bridge–track system that crosses a V-shaped canyon, seismic...
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Noise reduction mechanism of high-speed railway box-girder bridges installed with MTMDs on top plate
The issue of low-frequency structural noise radiated from high-speed railway (HSR) box-girder bridges (BGBs) is a significant challenge worldwide....
