Research Article
Generation and Evolution Conditions of Polygonal Wear of High-Speed Wheel
Table 2
Calculation parameters of wheelset rotor system.
| Parameter | Values | Unit |
| The inner diameter of axle | 60 | mm | The outer diameter of axle | 190 | mm | Journal center distance | 1956 | mm | Rolling circle distance | 1493 | mm | Track stiffness kR | 20 | MN.m−1 | Wheel track creep factor μ | 0.25 | | Material density | 7860 | kg/m3 | Elastic modulus | 2.059 × 1011 | Pa | The wheel radius D | 920 | mm | Poisson’s ratio | 0.3 | |
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