Technology Digests

MxV Rail’s Technology Digest e-Library spans over 30 years of research and testing for the Association of American Railroads (AAR). This work was made possible by the support of the AAR and its member railroads, as well as additional partners including the Federal Railroad Administration, suppliers and vendors, and allied universities.

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1,147 Technology Digests

Date Posted:
By
  • Russell Walker
  • Darrell Iler
Tags:
  • modeling
  • side bearing
  • simulation
Date Posted:
By
  • Kevin Sawley
Tags:
  • contact angle
  • Stress state
  • wheel/rail tolerance software
  • WRTOL
Date Posted:
By
  • Kevin Sawley
  • Corey Pasta
Tags:
  • rail life
  • rail wear
Date Posted:
By
  • W. Larson
  • David Davis
  • Randy Thompson
Tags:
  • Dynamic Gage Widening
  • Gage Strength
  • gage widening
  • HAL
  • Loaded Gage
  • TLV
  • Track Degradation
  • Wide Gage
Date Posted:
By
  • Darrell Iler
  • Russell Walker
Tags:
  • CCSB
  • constant contact side bearings
  • long travel
  • roller side bearings
Date Posted:
By
  • Jian Sun
Tags:
  • bending
  • fatigue
  • heavy axle load
  • rail welds
Date Posted:
By
  • Jian Sun
Tags:
  • fatigue
  • field welding
  • heavy axle load
  • in-track welding
  • rail welding
  • rolling load
Date Posted:
By
  • David Davis
  • Charity Sasaoka
  • Satya Singh
  • Don Guillen
Tags:
  • bainitic steel
  • crossing diamond design
  • ramped corner frogs
Date Posted:
By
  • Darrell Iler
  • Russell Walker
Tags:
  • CCSB
  • constant contact side bearings
  • long travel
  • roller side bearings
Date Posted:
By
  • Fred Carlson
Tags:
  • body-mounted brake rigging
  • brake ratio
  • brake rigging efficiency
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