Research Article
The Influence of the Track Parameters on Vibration Characteristics of Subway Tunnel
Table 1
Vehicle parameters in specific value.
| Quantity | Half vehicle quality (Mc) | Bogie quality (Mt) | Bogie pitch moment of inertia (Jt) | Wheel quality (Mw) | Primary suspension stiffness (Ksz) | Primary suspension damping (Csz) | The second suspension stiffness (Kpz) | The second suspension damping (Cpz) | Half of bogie wheelbase (lh) |
| Value | 38500 kg | 2980 kg | 3605 kg/m2 | 1350 kg | 2.14 × 106 N/m | 4.9 × 104 N·s/m | 2.535 × 106 N/m | 1.96 × 105 N·s/m | 1.2 m |
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