Infrastructure

We are in the fortunate position of being able to marshall exceptional test resources such as high-speed trainsets, track geometry recording cars, ballasted trainsets, etc.  and therefore able to cater to even the most demanding requirements.

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Dynamic simulation of track behaviour from rail to bearing soils
Dynamic simulation of track behaviour from rail to bearing soils
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Heavy rail - Urban light rail
Product
3D dynamic modelling of maintenance procedures for ballasted track
3D dynamic modelling of maintenance procedures for ballasted track
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Heavy rail - Urban light rail
Product
3D dynamic modelling of ballasted track
3D dynamic modelling of ballasted track
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Heavy rail - Urban light rail
Product
Calculating the stresses, deformation and curve radii permissible with LWR*
Establishing the stresses, deformation and curve radii permissible with LWR*
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Heavy rail - Urban light rail
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Simulation of track component behaviour
Studying the behaviour of track components in the rail system under quasistatic loads
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Heavy rail - Urban light rail
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Simulation of rolling stock dynamic behaviour
Simulating the dynamic behaviour of a vehicle
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Heavy rail - Urban light rail
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Simulation of track response
Simulating track response to the movement of a passing vehicle
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Heavy rail - Urban light rail
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Vibralerte
VIBRALERTE is a vibration detection system.
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Heavy rail
Product
Train number recognition system – SYRENE
Detecting and recognizing the number of a locomotive or power car by means of a camera affixed to an overhead line mast and including this data with the other recordings made along the line.
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Heavy rail
Product
Remote control of sub-station electrical parameters – sentinel
Monitoring the behaviour of the electrical equipment on a conventional or high-speed line and, where necessary, issuing remote warnings
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Heavy rail
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System dependability
Demonstrate the Reliability/Availability/Maintainability/Safety of urban rail transport systems.
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Urban light rail
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Signalling via track circuits
Contribute to the type approval process of signalling systems for both new and modified lines.
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Heavy rail
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ERTMS
Contributing to the type approval process for the different levels of ERTMS on Lines in revenue service by validating system compliance.
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Heavy rail
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Qualification of GSM-R network for ETCS level 2
Qualify GSM-R network and assess its compatibility with the operational requirements of ETCS Level 2 (ERTMS).
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Heavy rail
Product
Radiated electromagnetic field – railway system
Checking that a railway system complies with regulations regarding the electromagnetic emissions released into the outside world.
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Heavy rail - Urban light rail
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Electromagnetic compatibility of rolling stock with electronic wheel detectors
Checking that the magnetic fields generated by a train are compatible with the electronic wheel detectors, as part of the type approval process.
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Heavy rail
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Compatibility of electronic wheel detectors with rolling stock
Contributing to the type approval process of rolling stock by verifying the electronic wheel detectors.
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Heavy rail
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Traction return current
Ensuring the safety of staff and passengers on the track, checking there is no loss of power loss and guaranteeing signalling installation availability.
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Heavy rail - Urban light rail
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Traction return current circuit characterization
Check that the traction return current is consistent with studies and locate defects in case of an incident on a rail line.
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Heavy rail - Urban light rail
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Electric traction power supplies
Checking that the electric power in sub-tations and on the track is correctly dimensioned when commissioning of new and modified lines.
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Heavy rail - Urban light rail
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OCL uplift
Checking that overhead contact line uplift is compliant with the standards in force.
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Heavy rail
Product
3D Simulation of the pantograph-OCL interaction
Optimizing current collection and the various components.
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Heavy rail - Urban light rail
Product
Railway line commissioning
Contributing to the track and overhead contact line commissioning process for high-speed and conventional lines.
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Heavy rail
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Rolling stock and rail structures
Checking the compliance of rolling stock movements on bridges and tunnels of a given route for type approval purposes.
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Heavy rail - Urban light rail
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Track components
Testing and qualifying track components in the laboratory, especially sleepers, fastening systems and elastic components.
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Heavy rail - Urban light rail
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Rails and turnouts
Contribute to the type approval process through metallurgical testing of infrastructure equipment – especially rails and turnouts.
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Heavy rail - Urban light rail