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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2019
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Article
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Tab 1
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Research Article
Applying Two Simplified Ellipse-Based Tangential Models to Wheel-Rail Contact Using Three Alternative Nonelliptic Adaptation Approaches: A Comparative Study
Table 1
Main input parameters for computation of contact geometry and rolling contact.
Name
Parameter
Value
Wheel-rail contact geometrical parameters
Flange back separation
1353 mm
Wheel’s nominal rolling radius
460 mm
Track gauge
1435 mm
Rail cant
1:40
Wheel-rail’s material property
Friction coefficient between wheel-rail interface
0.3
Poisson’s ratio
0.28
Elastic modulus
205.9 GPa