Results 21 to 30 of about 551,389 (167)

Experimental Study on Settlement Behavior of Ballasted Tracks with Polymer Compound-Coated Gravel

open access: yesApplied Sciences, 2022
The ballast used in ballasted railway tracks transmits load from the rails and ties to the subgrade during train travel, and directly affects the overall track support performance and elastic behavior of the ballasted track.
Jung-Youl Choi
doaj   +1 more source

Dynamic response of a vehicle with flexible car body moving on a ballasted track

open access: yesMATEC Web of Conferences, 2018
In this study, the dynamic response of a vehicle with flexible car body moving on a ballasted track is investigated. The vehicle/track interaction model is divided into two sub-systems, namely the vehicle and the ballasted track sub-system.
Wang Yingjie   +2 more
doaj   +1 more source

Investigation of “Open” Superstructure Tramway Tracks in Budapest

open access: yesInfrastructures, 2023
The most important thing nowadays is to use available resources to develop infrastructure as efficiently as possible. In this regard, evaluating the deterioration of tramway tracks is critical from both a technical and an economic viewpoint.
Vivien Jóvér   +5 more
doaj   +1 more source

Numerical modelling of ground borne vibrations from high speed rail lines on embankments [PDF]

open access: yes, 2013
A three dimensional numerical model is presented capable of modelling the propagation and transmission of ground vibration in the vicinity of high speed railways.
Giannopoulos, A   +5 more
core   +1 more source

Receptance Test Performed on a Laboratory Ballasted Track Section

open access: yes, 2021
A receptance test was performed in a ballasted track section with three sleepers after cyclic loading tests. This physical model is installed in the laboratory of Heriot-Watt University.
Esen, Ahmet; id_orcid   +15 more
core   +2 more sources

2D train-track-bridge interaction analysis considering the effect of ballasted tracks

open access: yesTạp chí Khoa học và Công nghệ
This paper investigates the effect of ballasted tracks on the dynamic interaction between train, track, and bridge systems. A 2D interaction model is developed, incorporating detailed representations of the bridge, train, and track, with and without ...
Tran Le Anh Duc   +4 more
doaj   +1 more source

Assessment of Track Quality in Trial Test Sections by Spot and Continuous Method

open access: yesCommunications, 2015
The quality of track alignment and track geometry is an essential precondition of safe and economical operation of railway track. The paper provides an analysis of diagnostics of relative track geometry parameters and evaluation of measurement deviations
Michal Smalo, Libor Izvolt
doaj   +1 more source

A Systemic Model for Understanding Business Interactions With Biodiversity and Ecosystems

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Biodiversity loss and ecosystem degradation represent critical threats to human well‐being and economic resilience, challenging businesses to understand and manage their interdependence with natural systems. This study develops a systemic framework—the BioModel—that elucidates the reciprocal relationship between businesses, biodiversity, and ...
Lino Cinquini   +2 more
wiley   +1 more source

Dynamic effect of high speed railway traffic loads on the ballast track settlement [PDF]

open access: yes, 2011
The traditional ballast track structures are still being used in high speed railways lines with success, however technical problems or performance features have led to non-ballast track solution in some cases.
Gabaldón Castillo, Felipe   +2 more
core  

Thermal buckling of ballasted tangent track

open access: yesAdvances in Mechanical Engineering, 2020
Euler type analysis usually used for compression members in structural engineering does not work for railroad track. Euler type analytical formulas for horizontal and vertical buckling endorsed in a recent literature is reviewed to demonstrate its ...
Nazmul Hasan
doaj   +1 more source

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