Scheme | Wheel set attack angle/rad | Wheel-rail lateral force/N | Wear index/N | Derailment coefficient | Reducing rate of the wheel weight |
Original value | 1.02 | 1.8e5 | 3820 | 0.601 | 0.85 |
Optimized Value | 0.88 | 1.625e5 | 2870 | 0.567 | 0.73 |
Reduced rate/% | 13.7 | 9.7 | 24.9 | 5.7 | 14.1 |