Results 101 to 110 of about 2,081,195 (334)

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

open access: yes
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  

Modeling the track geometry variability [PDF]

open access: yes, 2012
International audienceAt its building, the theoretical new railway line is supposed to be made of perfect straight lines and curves. This track geometry is however gradually damaged and regularly subjected to maintenance operations. The analysis of these
Duhamel, Denis   +3 more
core   +2 more sources

Policy Spandrels: How Design Decisions Can Open Up Spaces for Unintended Policy Change

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT This article introduces the concept of policy spandrels to make sense of public policies producing second‐order effects that are unintentional from the perspective of policy design and yet are fraught with consequences. By analogy with architectural spandrels—leftover spaces that can be used for unforeseen purposes—policy change can be enabled
Martino Maggetti
wiley   +1 more source

“Pengadaan Tanah Bagi Pembangunan Untuk Kepentingan Umum” Pembebasan Lahan Pembangunan Jalur Ganda Rel Kereta Api Pekalongan – Semarang Di Kota Pekalongan [PDF]

open access: yes, 2013
Steps to fix the railway line in Indonesia started. The plan, traffic lane north of the islandof Javawill be made into a double rail line. The rail track distance is 400 kilometers.Infrastructure development, the government has a plan to fix the railway ...
Fitriyah, F. (Fitriyah)   +2 more
core  

Effect of Sleeper Interventions on Railway Track Performance

open access: yesJournal of Geotechnical and Geoenvironmental Engineering, 2019
The sleeper/ballast interface is an essential stage in the transfer of train loads from a railway track structure into the ground.
T. Abadi, L. Pen, A. Zervos, W. Powrie
semanticscholar   +1 more source

Evaluation of Modeling Assumptions for Predicting Structural Damage and Train Derailment Under Earthquake Loading

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT The rapid development of new railway networks and the aging of existing infrastructure in seismic‐prone regions continue to motivate the need for efficient methods to simulate the dynamic behavior of coupled train track structure systems. While detailed train–structure interaction (TSI) models can capture complex mechanisms, they are often too
Miguel A. Gomez, Matthew J. DeJong
wiley   +1 more source

Improved Railway Track Irregularities Classification by a Model Inversion Approach [PDF]

open access: yes, 2016
Over time railway networks have become complex Systems characterized by manifold types of technical components with a broad range of age distribution. De facto, about 50 percent of the life cycle costs of railway infrastructures are made up by direct and
Dutschk, Beate   +3 more
core  

A study on wear evaluation of railway wheels based on multibody dynamics and wear computation [PDF]

open access: yes, 2010
The wear evolution of railway wheels is a very important issue in railway engineering. In the past, the reprofiling intervals of railway vehicle steel wheels have been scheduled according to designers' experience.
Ambrosio, J.   +6 more
core   +1 more source

Effect of Ammonium Polyphosphate/Silicate Content on the Postfire Mechanics of Epoxy Glass‐Fiber Composites Using Facile Chocolate Bar‐Inspired Structures

open access: yesFire and Materials, Volume 49, Issue 3, Page 329-346, April 2025.
ABSTRACT This study investigates the postfire mechanical properties of epoxy glass‐fiber reinforced composites (EP GFRCs) using increasing concentrations of ammonium polyphosphate (APP) and inorganic silicate (InSi) to modify the char and fire residue.
Sruthi Sunder   +5 more
wiley   +1 more source

ELASTIC DEFORMATIONS IMPACT IN ELEMENTS OF THE RAIL FASTENING, TYPE КПП-5 ON A SIZE OF PRESSING FORCE OF THE RAIL TO THE SUBRAIL BASIS

open access: yesNauka ta progres transportu, 2015
Purpose. The railway transport is one of the most important links in economy of Ukraine, and it is a basis of its transport system. As the majority of freight transportation of coal and metallurgical industry is conducted by railway transport, its ...
N. P. Nastechik   +2 more
doaj   +1 more source

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