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Innovative Welding Processes for New Rail Infrastructures

Leistungen

Document justifying the selection of rail steel grades for the assessment of the weld quality achieved with the proposed welding technologies. Collated material property data will be included

Document justifying the selection of rail steel grades for the assessment of the weld quality achieved with the proposed welding technologies. Collated material property data will be included.

Report containing metallographic examinations of the OFW welds, comparison with FBW, for grades R260 and B360
Report containing results of destructive and non-destructive testing for forged AT welding, including approval tests according to EN14730, for grades R260 and R350HT
Report with simulation results

Report with : - Simulation results (deformations during process, final deformation, temperature evolution,…). - Comparison simulation - experiment : model accuracy assessment.

Report with The measured joint properties and the materials & dimensions of the intermediate component

Report with : - A description of D5.1 and D5.2. - The measured joint properties. - Guidelines for the determination of the shape and dimensions of the intermediate component, as a function of the dimensions and material properties of the rails to be welded. - Suitable materials for the intermediate component for welding conventional and bainitic rail steels.

Report containing metallographic examinations of the forged AT welds, for grades R260 and R350HT
Report feasibility and performance of forged AT welds in rail infrastructure, for grades R260 and R350HT,
Draft quality standard

Draft quality standard.

Development of a prototype weld finishing tool (for aluminothermic welding)

Development of a prototype weld finishing tool (for aluminothermic welding).

Prototype device for joint alignment, additional forging and enhanced cooling, with performance specifications and concept drawings (for aluminothermic welding)

Prototype device for joint alignment additional forging and enhanced cooling with performance specifications and concept drawings for aluminothermic welding

Design and construction of a clamping mechanism for the intermediate component, providing sufficient grip and with the smallest possible over-thickness (for orbital friction welding)

Design and construction of a clamping mechanism for the intermediate component providing sufficient grip and with the smallest possible overthickness for orbital friction welding

Instrumentation to record process parameters

Instrumentation to record process parameters.

Test equipment capable of creating orbital friction welds of rails with a range of process parameters

Test equipment capable of creating orbital friction welds of rails with a range of process parameters.

Realisation of the joined rails (one conventional and one bainitic rail steel)
Orbital friction welds of conventional and bainitic rail steels using an intermediate component made of a suitable material and with optimised geometry and dimensions

Orbital friction welds of conventional and bainitic rail steels using an intermediate component made of a suitable material and with optimised geometry and dimensions.

Online weld quality control and data analysis system (for aluminothermic welding)

Online weld quality control and data analysis system (for aluminothermic welding).

Clamping device for the rails and intermediate welding part (for orbital friction welding)

Clamping device for the rails and intermediate welding part (for orbital friction welding).

In-process control package linked to a web-based data management system (for aluminothermic welding)

In-process control package linked to a web-based data management system (for aluminothermic welding).

Veröffentlichungen

Longitudinal rail weld geometry control and assessment criteria

Autoren: Ilaria Grossoni, Philip Shackleton, Yann Bezin, Jay Jaiswal
Veröffentlicht in: Engineering Failure Analysis, Ausgabe 80, 2017, Seite(n) 352-367, ISSN 1350-6307
Herausgeber: Pergamon Press Ltd.
DOI: 10.1016/j.engfailanal.2017.07.008

Differential wear modelling – Effect of weld-induced material inhomogeneity on rail surface quality

Autoren: Matin Sh. Sichani, Yann Bezin
Veröffentlicht in: Wear, Ausgabe 406-407, 2018, Seite(n) 43-52, ISSN 0043-1648
Herausgeber: Elsevier BV
DOI: 10.1016/j.wear.2018.03.019

Rail weld geometry: the influence on Vehicle/track dynamics and assessment Criteria

Autoren: I. Grossoni, P. Shackleton, Y. Bezin
Veröffentlicht in: Dynamics of Vehicles on Roads and Tracks: Proceedings of the 25th International Symposium on Dynamics of Vehicles on Roads and Tracks, Ausgabe 14-18 August 2017, 2018, ISBN 9781-138035713
Herausgeber: CRC Press

Rechte des geistigen Eigentums

An apparatus for forming a friction weld

Antrags-/Publikationsnummer: WO2017 093726A1
Datum: 2016-06-30
Antragsteller: Jackweld Limited

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