Science and Technology

Ricerca nelle sezioni IF

The evaluation of public investments according to the cost-benefit analysis: an application to the Formia-Gaeta railway line
2 019
Numero:
Num. 9
Summary - Not always a decision-making process in- volving the transport system leads to making rational choices. There is a syndrome known in the literature as “planning fallacy”, according to which... leggi tutto
The great season of railway electronic drives
2 019
Numero:
Num. 9
Summary - The article provides an overview of the steps taken by electronic drives for railway vehicles, from the first steps of the ‘70s to the gradual diffusion up to the total affirmation of today... leggi tutto
Dynamic aggregate models for forecasting of freight demand and road/railway modal split at the Brenner
2 019
Numero:
Num. 8
Summary - The article proposes an approach for estimating the evolution of the Brenner freight traffic demand based on econometric models and techniques for the analysis of historical series.... leggi tutto
Magnification effect of buildings on surface vibrations induced by metro trains operation
2 019
Numero:
Num. 8
Summary - This paper aims to disclose the cause of amplification of surface vibration induced by train operation in rapid transit system. The surface vibration was measured on site, and a 2D finite-... leggi tutto
Technological and organizational evolution of railway traffic in Italy
2 019
Numero:
Num. 6
Summary - The increasing demands of regularity and productivity of the railway system have induced to the use of new technologies for the remote control and the automatism of the apparatus in the... leggi tutto
System implementation for automatic reading and analysis of Electronic Tachograph Records
2 019
Numero:
Num. 6
Summary - The data in the electronic tachograph records (ETR) constitute an important source of information necessary to improve railway operation both from the point of view of reliability and... leggi tutto
Track gauge and flange wear
2 019
Numero:
Num. 4
Summary - Based on a historical-technical course, analyses are provided for an estimate of the relationship be- tween track gauge width and wear effects on the wheels of rolling stock. The gauge, in... leggi tutto
Assessment of the drivers number as a tool for improving efficiency of public transport services
2 019
Numero:
Num. 4
Summary - In this study, we developed a methodology and refined two regressive models for estimating the number of drivers, using actual characteristics of public transport services. These... leggi tutto
Potential effects of changes in the Italian railway access charge regime on passenger services
2 019
Numero:
Num. 3
Summary - An appropriate access charges regime represents the basis for guaranteeing fair competition in the rail sector. In accordance with the recent European and national legislations, the... leggi tutto
Alstom Coradia ELT 200 series vehicles Update of maintenance documentation according to ANSF guidelines
2 019
Numero:
Num. 3
Summary - This article describes the adaptation pro- ject to the latest ANSF guidelines for the use and maintenance manuals of the Alstom Coradia ELT 200 fleet in operation on the Bari-Barletta route... leggi tutto

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Issues concerning High Speed Railways The role of scientific research
2010
Num. 10
SUMMARY NOT AVAILABLE
Locating combined road-railway transport terminals: an application for facility location and optimal location models
2010
Num. 8
  The paper focuses on the analysis of the intermodal freight terminals location according to the potential transport demand as well as the distribution network structure. In this context, the main... read all
Development of a procedure for reduced finite-element models validation
2010
Num. 6
  During the process of integration of a flexible body into a multi-body system, the reduction of the finite-element model of the component used in the design stage for detailed stress analyses is a... read all
Ram analysis of the Radio Block Center System for Italian ERTMS lines
2010
Num. 4
  The ETCS technology-based train spacing system adopted in the Italian HS/HC railway lines is a key element both for safety and regularity of train running. Its failure as a consequence of any kind... read all
A methodology for correlating the quality of the pantograph-catenary contact with the harmonic content of the current collected. A case of multiple current collection
2010
Num. 3
  It is a well known fact that when the catenary supply system is mechanically disturbed, electric arcs may develop on contact between the catenary and the pantograph. The variation in supply voltage... read all
Operations research models for programming support of cadenced timetables
2010
Num. 1
  In this article we propose to briefly describe an approach for the problem modelling, based on Operations Research and Mathematical Programming. This analysis is oriented to the planning of the... read all
Techniques and methodologies for carrying capacity evaluation: comparative analysis and integration perspectives
2009
Num. 12
  The article provides with an analysis of methods and techniques for the qualification of the railway capacity, classified by reference to factors having a direct relationship with the obtained... read all
Railway bridges seismic design and assessment of base isolation hypothesis
2009
Num. 11
  This document assesses the effects connected with the adoption of seismic base isolators in railway viaducts with reference to the “Cintura” viaduct (located in the outskirt of Bologna High Speed/... read all
An integrated methodology for 2x25 kV, 50 Hz traction system calculation Evaluation of the regenerative braking effects in a HS/HC railway line
2009
Num. 11
  The paper describes an integrated calculation methodology which, by simulating railway traffic, allows analysis of the performance of 2x25 kV 50 Hz electric traction systems. This methodology... read all
Research activity for the introduction of the “Long Locomotive” braking arrangement
2009
Num. 10
  The workgroup n°6 (Freight trains composition) of the ITALCERTIFER committee, has worked on a series of activities concerning the optimization of freight train compositions. In this paper are... read all

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