Results 41 to 50 of about 1,778 (222)

Mechanical Properties of Ballastless Track Considering Freeze–Thaw Deterioration Damage

open access: yesMathematics, 2023
In order to investigate the stress characteristics of ballastless track under high latitude, and multi-source and multi-field extreme temperature conditions. Based on the finite element theory and the elastic foundation beam–plate principle, a finite element model of the ballastless track considering the limit convex abutment, gel resin, and interlayer
Haoran Xie, Lingyan Xu, Bin Yan
openaire   +2 more sources

The railway superstructure monitoring in bratislava tunnel no. 1 – section of ballastless track and its transition areas

open access: yesMATEC Web of Conferences, 2017
The requirements for the quality of the railway track with emphasis on its long service life, low maintenance costs and the required parameters of the track geometry have led railway infrastructure manager on the territory of the Slovak Republic ...
Izvolt Libor   +2 more
doaj   +1 more source

Vertical Vibration Characteristic Analysis of Subway Train Height-Adjustable Slab Ballastless Track in Ground Fissure Environment

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Limited by engineering conditions such as the reserved connecting line on the hanging wall of the ground fissure, the existing ballastless track structure cannot meet the height adjustment function of subway track structure under large ground
KANG Xiaoli
doaj   +1 more source

Laboratory Investigation of the Temperature-Dependent Mechanical Properties of a CRTS-Ⅱ Ballastless Track-Bridge Structural System in Summer

open access: yesApplied Sciences, 2020
To study the mechanical properties of the China Railway Track System type II (CRTS-II) ballastless slab track structure, a 1/4-scale specimen of a CRTS-II slab ballastless track-32-m standard prefabricated simply supported box girder bridge with three ...
Lingyu Zhou   +5 more
doaj   +1 more source

Dynamic vibration analysis of ballastless track: Istanbul Aksaray-Airport LRT System [PDF]

open access: yes, 2015
In this study, ballastless superstructure with a steel base-plate of light metro track, which lies between Aksaray and the Airport in Istanbul, was analyzed with a numeric method using ANSYS 9.0 finite element software.
Arlı, Veysel   +2 more
core   +2 more sources

Diagnostics of Track Quality of Ballastless Track and Transition Areas in Vicinity of Portals of Tunnel Turecky vrch

open access: yesCivil and Environmental Engineering, 2016
The paper deals with the partial results of diagnostics of experimental sections of ballastless track Rheda 2000® and transition areas between ballastless and ballasted track structure around portals of tunnel Turecky vrch after six measurement cycles ...
Šmalo Michal
doaj   +1 more source

Intelligent construction technology of ballastless track for high-speed railway

open access: yes3rd International Conference on Artificial Intelligence, Automation, and High-Performance Computing (AIAHPC 2023), 2023
Intelligent construction technology is the only way to realize the construction and upgrading of high-speed railways, and strongly supports the construction of smart railways. In terms of intelligent track design technology, the digital, dynamic and visual design of track is realized, which changes the way the traditional design unit provides only ...
Qiuyi, Li,, Luyao, Li,
openaire   +2 more sources

A Noncontact Methodology for Disengagement Monitoring of High‐Speed Railway Bridge Bearings Based on Bearing‐to‐Beam Displacement Relation Under Round‐Trip Trains

open access: yesStructural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
Bearings are critical components of bridges and are susceptible to various forms of deterioration under the action of traffic loads and complex environmental conditions. Existing methods for assessing the condition of bearings, including visual inspections, force sensors, cameras, and vibration sensors, still present challenges in accurately locating ...
Chuang Wang   +7 more
wiley   +1 more source

An Inverted Hermite Kolmogorov–Arnold Network Transformer for multi‐point settlement prediction in high‐speed railway bridge piers

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 29, Page 5576-5595, 9 December 2025.
Abstract Settlement monitoring of high‐speed railway bridge piers (HSR‐BPs) is critical for ensuring construction and operational safety. However, existing methods for BP settlement prediction face three challenges: limited dataset size, inconsistent observation periods across measuring points, and difficulty in synchronizing spatiotemporal ...
Xunqiang Gong   +6 more
wiley   +1 more source

The quality evaluation of the ballastless track construction in the area of Bratislava tunnel no. 1

open access: yesMATEC Web of Conferences, 2016
The ballastless track design is the perspective for the construction of tunnels and bridge structures on the modernized track sections in Slovakia. Thanks to its indisputable advantages this construction is also used within the tunnel reconstructions ...
Ižvolt Libor   +2 more
doaj   +1 more source

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