Results 41 to 50 of about 196,918 (181)

Detection of high-speed railway subsidence and geometry irregularity using terrestrial laser scanning [PDF]

open access: yes, 2014
Subsidence and geometry deformation monitoring are essential for safe transportation on a high-speed railway. Terrestrial laser scanning (TLS) is able to collect dense three-dimensional point data from the survey scene and achieve highly accurate ...
Li, Nan   +3 more
core   +1 more source

A new CAE procedure for railway wheel tribological design [PDF]

open access: yes, 2004
New demands are being imposed on railway wheel wear and reliability to increase the time between wheel reprofiling, improve safety and reduce total wheelset lifecycle costs.
Bel Knani, K.   +5 more
core  

Virtual testing environment tools for railway vehicle certification [PDF]

open access: yes, 2015
This paper describes the work performed in Work Package 6 of the European project DynoTRAIN. Its task was to investigate the effects that uncertainties present within the track and running conditions have on the simulated behaviour of a railway vehicle ...
Bezin, Yann   +3 more
core   +1 more source

Bludov - Hanusovice Railway Track Reconstruction (section between km 56.165 - km 59.105) Including Track Laying Technology [PDF]

open access: yes, 2015
Bakalářská práce se zabývá úpravou geometrických parametrů koleje a návrhem vhodné skladby železničního svršku v úseku železniční tratě Bludov – Hanušovice.
Hlavová, Vendula
core  

High speed train communications systems using free space optics [PDF]

open access: yes, 2010
In this work, we propose a broad-band free space optical (FSO) wireless communications system for high-speed trains. The system consists of optical transceivers positioned outside the train and along the railway track.
Ghassemlooy, Zabih   +4 more
core  

Reinforced Subbases and Application of Other Chosen Parameters in Sleeper Subgrade Dimensioning

open access: yesCommunications, 2007
The paper focuses on reinforced subbases which are frequently applied to modernised railway tracks of Slovak Railways (ZSR) despite certain theoretical and normative deficiencies.
Libor Izvolt, Jan Kardos, Martin Mecar
doaj   +1 more source

Privatisation and Franchising of British Train Operations: the decline and derailment of the Great North Eastern Railway [PDF]

open access: yes, 2007
As a result of the 1993 Railways Act, the British railways industry was privatised which resulted in the separation of ownership and control of the railway infrastructure (track, signals and stations) from that of passenger train operations.
Li, CA, Stittle, J
core  

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

Computer Simulation Models for Consideration of Seasonal Trends Influence on the Structural Dynamics of Bridges

open access: yesCommunications, 2019
Elimination of seasonality temperature trends in a structural health monitoring of bridges is considered in the article. On example of a beam bridge, eigenfrequencies are plotted against seasonal fluctuations of environmental temperature.
Taisiya V. Shepitko   +2 more
doaj   +1 more source

The reform process of the railway sector in Europe: A disaggregated regulatory approach [PDF]

open access: yes, 2011
The railroad package of 2001 focusing on access regulation is in the process of a reform. Particularly, the European Commission intends to remove the obstacles to fair competition that have been identified since 2001.
Knieps, Günter, Zenhäusern, Patrick
core  

Home - About - Disclaimer - Privacy