Influence of Wheel Profile Wear Coupled with Wheel Diameter Difference on the Dynamic Performance of Subway Vehicles

Table 7

Increase in peak lateral wheel/rail contact force on outer wheels due to profile change from S1 to S3.

WDD	−1 (%)	−0.8 (%)	−0.5 (%)	−0.2 (%)	0 (%)	0.2 (%)	0.5 (%)	0.8 (%)	1 (%)
Increase	26.4	22.4	23.6	49.5	52.7	43.5	23.3	30.1	41.8