Science and Technology

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The diffusion process of the various car propulsion technologies in Europe
2 024
Numero:
Num. 1
Summary - Essentially as a consequence of the COVID epidemic, there has been recently a large decrease in car registrations in Europe, accompanied by a substantial change in the evolution process of... leggi tutto
Laboratory compaction of unbound mixtures for road and rail uses and comparison of compaction procedures
2 023
Numero:
Num. 12
Summary - The service life of a road and rail superstructure is strongly affected by the bearing capacity of the subgrade. The action of thickening the soil is an operation of absolute importance,... leggi tutto
Automatic passenger counting on buses for local public transport: evaluation of the reliability of a system based on pressure sensors
2 023
Numero:
Num. 11
Summary - The period of the COVID-19 pandemic imposed interpersonal distancing in various places, first of all, for public transport: knowing automatically the passengers on board would have been... leggi tutto
The Tunnel Information Model for strategic infrastructure works
2 023
Numero:
Num. 11
Summary - In a modern world aimed at the digitisation of processes and information, Information Modelling represents an advanced way of representing the Information and Organisation Project in the... leggi tutto
Hydrogen-powered trains operation: normative constraints and assessment on a cases study
2 023
Numero:
Num. 10
Summary - The use of Hydrogen-powered propulsion in railways is very promising and already found relevant commercial applications. Some potential barriers emerged anyway as critical issues addressed... leggi tutto
Cosa si può fare affinché una misura sia sempre più utile?
2 023
Numero:
Num. 10
Summary - The evolution of electronics technology in the field of sensors has led to an incredible increase of data from measurements in all sectors. One problem that has arisen is that these... leggi tutto
Aerodynamic analysis of a high-speed train using computational fluid dynamics technique
2 023
Numero:
Num. 9
Summary - A flow field analysis was conducted using CFD simulation to improve the aerodynamic performance and reduce drag coefficient of high-speed trains. A comparison of two different front shapes... leggi tutto
SEMOR: Safety Enhancement of Maintenance Operators in Railway worksite
2 023
Numero:
Num. 9
Summary - Safety on railway working sites is a crucial issue in ensuring that sentinels are not put at risk during the construction and maintenance of railway infrastructure. The SEMOR system... leggi tutto
Analysis of a radio mobile communication network availability with reference to railway applications
2 023
Numero:
Num. 8
Summary - RFI and the University of Rome Tor Vergata launched in 2018 a research on the mobile radio system that could replace the GSM-R. At the start of the study, LTE was a strong candidate for... leggi tutto
Study of the thermo-mechanical damage in steels for shoe-braked railway wheels using innovative small-scale tests
2 023
Numero:
Num. 8
Summary - The behavior of three railway wheel steels (HYPERLOS®, ER-TEN, and SUPERLOS®) coupled with two brake block materials (cast iron and organic composite) and R260 rail steel was studied by... leggi tutto

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Vibrations mitigation of the track equipment on ballast
2020
Num. 12
Summary - The paper proposes a method for identifying the elastic characteristics of the track in order to mitigate the actions produced by the transit of vehicles. The study is based on the use of... read all
Unplanned rail service disruptions: Recovery Index for the station analysis where to set up a bus bridging
2020
Num. 11
Summary - The work proposes a quantitative model for the analysis of the resilience of railway lines with particular reference to the recovery activity through the setting up of a bus service. For... read all
Intelligent wheelsets for the trains of the future: the role of in-service wheel-rail force measurement
2020
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... read all
Calibration and development of a multi-axis roller bench for monitoring the braking system of a railway vehicle
2020
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... read all
Validation of data analytics and optimization algorithms within an Intelligent Asset Management System for rail signalling
2020
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... read all
Integrazione di impianti merci, rete e modelli di ottimizzazione per l’esercizio in tempo reale degli impianti
2020
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... read all
Experimental investigation on stability and equivalent conicity of a rolling stock
2020
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... read all
Simplified analytical method for evaluating rails conductance
2020
Num. 4
Abstract - In this paper we present a simplified analytical method for the evaluation of the rails conductance to earth; the proposed method takes into account of the presence of sleepers and ballast... read all
Considerations about microstructure of solid wheels with traces of bainite
2020
Num. 3
Summary - The aim of this paper is to clarify the effects of bainitic spots in the homogeneous lamellar pearlite structure of wheels located near the tread. Bainite is an intermediate structure,... read all
Notes on the development of an original scientific thought in the rail system. Part 2 – Rail traffic at stations and on lines
2020
Num. 1
This article analyzes the historical and technical evolution of the scientific thought on railway traffic at stations and on lines, emphasizing the role of authors whosecontribution is central to the... read all

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