Keywords: Rolling contact fatigue, contact stress, crack growth, crack initiation, creep, fatigue strength, heat treatment, pearlite, wheel damage map, quenching, residual stress, S-660, shakedown, time-temperature-transformation, tread-braking
Keywords: Friction, friction management, lubrication, vehicle-track interaction, wheel-rail interaction v
Abstract: Friction has a huge influence on the vehicle/track interaction and yet it remains poorly understood, its consideration an afterthought in many simulation activities. This survey...
Keywords: Ground penetrating radar technology, GPR, ballast, fouling
Abstract: This report summarizes the results from Phase 2 of the ground penetrating radar (GPR) technologies evaluation performed by the Transportation Technology Center, Inc. at the...
Keywords: Ground penetrating radar technology, High Tonnage Loop, GPR, ballast, fouling
Abstract: This report describes and documents the results of an evaluation of ground penetrating radar (GPR) technologies performed by Transportation Technology Center, Inc. on the High...
Keywords: Roller Rig, Wheel-Rail Contact Mechanics, Rail Vehicle Dynamics, Contact Patch Dynamics, Wheel Forces and Moments
Abstract: A need exists for a new test rig design with advanced sensing technologies that will allow the railroad industry and regulatory agencies to better understand the wheel-rail...