Heavy rail / Urban light rail

Roll flexibility coefficient

Checking that the roll flexibility coefficient of a rail vehicle provides a good interface with the infrastructure.

Objectives

Determine the roll flexibility coefficient of railway vehicles by means of measurements on the line (rotation of the vehicle body around its longitudinal axis)

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Test
facilities

  • Accelerometers
  • Displacement sensors

Our
references

Satisfied customers

ALSTOM
BOMBARDIER
SNCF

Norms

- EN 14363 -

Testing for the acceptance of running characteristics of railway vehicles – Testing of running behaviour and stationary tests

- UIC 505-1 -

Railway transport stock - Rolling stock construction gauge

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