Science and Technology

Ricerca nelle sezioni IF

Consumo energetico nelle ferrovie metropolitane
2 024
Numero:
Num. 4
Summary - The present work analyzes the energy consumption of the electric railway system, referring mainly to the metropolitan lines and indicating the parameters that characterize them. Both the... leggi tutto
“Cradle to gate with options” analysis of railway concrete sleepers
2 024
Numero:
Num. 4
Summary - The transportation sector is responsible for about 25% of greenhouse gases and plays a pivotal role in countering global warming and emissions to the air. Railway is the most efficient... leggi tutto
Hypothesis of a new metropolitan railway structure for the city of Messina in the context of the creation of the stable crossing of the Strait
2 024
Numero:
Num. 3
Summary - In the Sicily region a vast program of construction of new railway lines has been underway for a decade, including the Messina - Catania - Palermo line included in the European Scandinavian... leggi tutto
Calculation of the track
2 024
Numero:
Num. 3
Summary - The substantial equivalence of the calculation methods of the track according to Winkler and Zimmermann’s currents consolidated over time (continuous beam on elastic soil) and that of... leggi tutto
Diagnostics of the railway track - Possibility of development through the measurement of accelerations and contact forces
2 024
Numero:
Num. 2
Summary - The safety of rail transport is affected by the condition and integrity of the infrastructure on which the rolling stock circulates.The article aims at making a bibliographic analysis of ... leggi tutto
Analysis of a radio mobile communication network availability with reference to railway applications
2 024
Numero:
Num. 2
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
Naples Line 1: the ex-post evaluations of European bodies
2 024
Numero:
Num. 1
Summary - This article aims to highlight the importance of the European Union in the construction of one of the most complex infrastructures in Italy: Line 1 of the Naples metro. Built since 1976,... leggi tutto
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

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Train derailment verification using analytical relations and empirical formula
2021
Num. 10
Summary - The derailment of a railway vehicle may be attributed to different causes and may occur through the overturning of a vehicle, the lateral displacement of a track, wheel climb, or gauge... read all
Hydraulic checks in railway crossings: the bridge over the Esino river
2021
Num. 5
Summary - In a general context in which the effects of terrestrial overheating are increasingly evident, involving meteorological phenomena characterised by intense rain concentrated in increasingly... read all
Evaluation of the robustness of a railway measurement system by means of “Design of Computer Experiments” techniques
2021
Num. 3
Summary - In railway operations, data provided by wayside measuring systems could be useful for many reasons as ensuring safety and facilitating maintenance of the tracks. For example, measuring... read all
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

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