Research Article
Numerical Investigation of Particle Concentration Distribution Characteristics in Twin-Tunnel Complementary Ventilation System
| Ventilation system | Fresh air volume(m3/s) | (m3/s) | (Pa) | (m) | Uphill tunnel | Downhill tunnel |
| Twin-tunnel complementary ventilation | 300 | 300 | 200 | 125 | 3360 | Longitudinal ventilation | 300 | 300 | 0 | 169 | NO |
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