Results 91 to 100 of about 551,389 (167)

Hybrid DEM-FDM Modelling of Ballasted Railway Track Performance

Infrastructures
The performance of ballasted railway tracks under cyclic loading is a critical issue in urban railway systems, where high traffic frequency and geometric constraints accelerate track degradation, leading to the accumulation of plastic deformations that ...
Nohemí Olivera, Juan Manuel Mayoral
doaj   +1 more source

Dataset for: Modelling railway ballasted track settlement in vehicle-track interaction analysis

Data used in the preparation of figures presented in the paper: Grossoni, I.et al. (2020). Modelling railway ballasted track settlement in vehicle-track interaction analysis. Transportation Geotechnics, [100433].
Le Pen, Louis, Zervos, Antonios, Grossoni, Ilaria, Powrie, William, Bezin, Yann   +4 more
core   +1 more source

Numerical Analysis of the Dynamic Behavior of the Ballasted Railway Track Under Loading of Trains at Variable Speeds to Improve the Prediction of Dynamic Amplification Factors and Damage to Its Components

Shock and Vibration
This study contributes to the dynamic amplification effects of different speeds of trains on the behavior of the ballasted railway. The damage mechanisms of the main components of ballasted railway tracks were investigated in 3D numerical modeling using ...
Zoa Ambassa, Jean Chills Amba
doaj   +1 more source

Design and Verification of Ladder Sleepers Suitable for Rail Joints in Ballasted Tracks

Applied Sciences
Ladder sleepers were originally developed to reduce maintenance requirements in ballasted tracks by improving load distribution along the rail direction.
Tsutomu Watanabe, Keiichi Goto, Tomoya Yamashita, Daisuke Mimura   +3 more
doaj   +1 more source

Experimental Investigation of Ballasted Turnout Deformation According to Adjacent Excavation Using Multi-Sensor Monitoring

Applied Sciences
This study experimentally investigated the long-term deformation behavior of a ballasted railway turnout affected by adjacent deep excavation through an integrated multi-sensor field-monitoring approach. The monitored facility consisted of two 60 kg, #10
Jung-Youl Choi, Jae-Min Han, Hae-Sung Kim   +2 more
doaj   +1 more source

Advanced rail geotechnology - Ballasted track

Ballast plays a vital role in transmitting and distributing train wheel loads to the underlying sub-ballast and subgrade. Bearing capacity of track, train speed, riding quality and passenger comfort all depend on the stability of ballast through ...
Rujikiatkamjorn, C, Salim, W, Indraratna, B   +2 more
core   +1 more source

Integration of a hybrid vibration prediction model for railways into noise mapping software: methodology, assumptions and demonstration

Railway Engineering Science
Within the SILVARSTAR project, a user-friendly frequency-based hybrid prediction tool has been developed to assess the environmental impact of railway-induced vibration. This tool is integrated in existing noise mapping software.
Pieter Reumers, Geert Degrande, Geert Lombaert, David J. Thompson, Evangelos Ntotsios, Pascal Bouvet, Brice Nélain, Andreas Nuber   +7 more
doaj   +1 more source

Investigation into Some Design Aspects of Ballasted Railway Track Substructure

, 2008
Due to the daily congestion of highways, railways have become the most popular means of public transportation, which increased the demand for heavier and faster trains while keeping the cost of track maintenance at its minimum level.
Shahin, Mohamed
core   +1 more source

Modelling of ballasted railway track foundations under train moving loads

, 2015
Recent congestion of highways in many countries around the world has led railways to become the most popular means of public transportation, which increased the demand for heavier and faster trains.
M. Abu Sayeed (23550775), Mohamed Shahin (5431403)   +1 more
core   +1 more source

Emerging Trends for High-Speed Rail Track Superstructures – Ballastless Track as an alternative to the Ballasted Track

, 2009
The rising demands placed on rail transportation and the need to make it more competitive have led to the development of new railway track solutions. With the objective to rationalize track costs, new railway superstructure systems have emerged.
Fortunato, E., Paixão, A., Antunes, M. L.   +2 more
core