Research Article
Dynamic Characteristics of Metro Trains under Rescue Conditions
| | Major parameters | M | TMC | | AW0 | AW3 | AW0 | AW3 |
| | Wheel load (t) | 10.03 | 15.8707 | 9.9165 | 15.6047 | | Wheel/rail | DIN 5573/China 60 kg rail | | Wheelbase (m) | 2.5 | | Distance between bogie centers (m) | 15.7 | | Wheel diameter (mm) | 840 | | Primary longitudinal stiffness (MN/m) | 17 | | Primary lateral stiffness (MN/m) | 9 | | Primary vertical stiffness (MN/m) | 1.22 | | Secondary horizontal stiffness (MN/m) | 0.12 | 0.16 | 0.12 | 0.16 | | Secondary vertical stiffness (MN/m) | 0.265 | 0.465 | 0.27 | 0.465 | | Secondary lateral bump stop clearance (mm) | 15-15 | | Height of coupler (mm) | 660 | | Horizontal angle of automatic coupler (°) | 25 | | Vertical angle of automatic coupler (°) | 6 |
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