Research Article
Optimization and Performance Analysis of Rail-Train Coupling System with Inerters
Table 3
Parameters of the train model.
| Symbol | Parameter | Unit | Nominal value |
| mc | Vehicle body mass | kg | 38500 | mt | Bogie frame mass | kg | 2980 | | Wheelset mass | kg | 1350 | Jc | Vehicle pitch inertia | kg·m2 | 2.446 × 106 | Jt | Bogie pitch inertia | kg·m2 | 3605 | Kpz | Primary suspension stiffness per axle box | N/m | 2.14 × 106 | Ksz | Secondary suspension stiffness | N/m | 2.535 × 106 | Cpz | Primary suspension damping per axle box | N·s/m | 4.9 × 104 | Csz | Secondary suspension damping | N·s/m | 1.96 × 105 | lc | Semilongitudinal spacing of vehicle | m | 8.4 | lt | Semilongitudinal spacing of bogie | m | 1.2 | R | Wheel radius | m | 0.4575 |
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