Numerical Investigation on Wheel-Rail Dynamic Vibration Excited by Rail Spalling in High-Speed Railway

Table 1

Threshold value of the spalling length with different impact acceleration.

Impact acceleration (m/s^2)	50	60	70	80	90	100
Threshold value of the spalling length (mm)	50.36	45.85	42.20	39.25	37.09	35.11