Wayside measurement of railcar wheel to rail geometry

Wayside measurement of railcar wheel to rail geometry

  • CN 104,364,607 A
  • Filed: 05/23/2013
  • Published: 02/18/2015
  • Est. Priority Date: 05/24/2012
  • Status: Active Application
First Claim
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1. assess the system of wheel set for rail alignment for rail vehicle, described system comprises:

  • Multiple structural light measurement device, be configured for the characteristic set measuring the relative wheel in railway vehicle wheel pair when wheel is advanced along track, structural light measurement device comprises;

    The set of laser level, is configured for utilizing mating plate to irradiate a part for rim surface for wheel and a part for the rail head surface of track, and described mating plate has substantially vertical and is orthogonal to the orientation of track;

    AndHigh-speed camera head, is configured for obtaining the view data by the laser of wheel and orbit scattering;

    For automatically determining when to use at least one in described multiple structural light measurement device to obtain view data and automatically to enable the device of at least one in described multiple structural light measurement device;

    AndComputer system, be configured for carrying out image data processing by performing a kind of method, described method comprises;

    Form the Cartesian coordinates of the multiple image data point on rim surface and rail head surface;

    AndCartesian coordinates is converted into multiple aligner wheel measured value, wherein said multiple aligner wheel measured value comprises the angle of attack and tracking position.

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