Science and Technology

Ricerca nelle sezioni IF

Requirement specifications for track measuring and monitoring systems
2 020
Numero:
Num. 11
Summary - The paper shows some initial results of Assets4Rail, an EU founded project that aims to contribute to the modal shift towards rail by exploring, adapting andtesting the most advanced... leggi tutto
Intelligent wheelsets for the trains of the future: the role of in-service wheel-rail force measurement
2 020
Numero:
Num. 10
Summary - The European rail sector has a strong interest in innovations for monitoring the operational condition of a running vehicle. Many high technology systems can lead up to future rail systems... leggi tutto
Collective road transport infrastructural characteristics and spaces in the urban road regulation
2 020
Numero:
Num. 10
Summary - The Road Regulation regulates the characteristics, uses and management of the several road elements for all the allowed traffic components. The collective transport is one of the priority... leggi tutto
Local public transport supply in Italy: analysis of data from the National Observatory for Local Public Transport Policies
2 020
Numero:
Num. 9
Summary - What are the data collected by the National Observatory on Local Public Transport Policies for? To answer this question, some interesting elaborationsof these data are proposed below.... leggi tutto
Classification of railway lines based on speed – A worldwide overview of very high-speed infrastructure, rolling stock and services
2 020
Numero:
Num. 9
Summary - In this paper, a specific procedure is adopted for making a distinction between conventional-speed rail, high-speed rail, and very high-speed rail. The criteria adopted correspond to the... leggi tutto
Calibration and development of a multi-axis roller bench for monitoring the braking system of a railway vehicle
2 020
Numero:
Num. 8
Summary - The installation of on-board monitoring systems is a fundamental aspect to increase the safety of railway vehicles and to obtain rational and efficient programming of maintenance... leggi tutto
Validation of data analytics and optimization algorithms within an Intelligent Asset Management System for rail signalling
2 020
Numero:
Num. 8
Summary - This paper describes the implementation phase of the Intelligent Asset Management System (IAMS), developed within the Shift2Rail IN2SMART project, under test and validation within its... leggi tutto
BIM parametric modelling of a railway underpass
2 020
Numero:
Num. 6
Summary - Building Information Models allow designers to achieve greater efficiency among various design alternatives and to derive the optimal solution. Building Information Models contain the data... leggi tutto
Integrazione di impianti merci, rete e modelli di ottimizzazione per l’esercizio in tempo reale degli impianti
2 020
Numero:
Num. 6
Summary - This paper describes the state of advancement achieved in the OptiYard research project in the use of optimisation algorithms in interaction with microsimulation of the rail-yard and... leggi tutto
Experimental investigation on stability and equivalent conicity of a rolling stock
2 020
Numero:
Num. 5
Summary - The EN-14363 standard states the possibility of verifying the rail vehicles stability by means of an accelerometric simplified method, based on kinematic measurements. In this work this... leggi tutto

Pages

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
Check and forecasting of railway traffic regularity by a PETRI Nets based simulation model
2009
Num. 9
  The article describes the main features of a railway operation simulation model. The model simulates the operation of the elementary devices composing the railway traffic management systems by... read all

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