Influence of Full-Life Cycle Wheel Profile on the Contact Performance of Wheel and Standard Fixed Frog in Heavy Haul Railway

Figure 7

The comparison of the dynamic interaction of vehicle and fixed frog. (a) Lateral displacement of wheelset. (b) Vertical displacement of wheelset. (c) Vertical contact force. (d) Vibration acceleration of carbody.

(a)

(b)

(c)

(d)