Research Article
Optimization Method for Twin-Tunnel Complementary Ventilation Design and Its Energy Saving Effect
Table 2
Design ventilation flow of some long and extra-long twin tunnels.
| | | Length
(m) | Tunnel
type | Design ventilation flow | Ventilation type | Uphill
(m3/s) | Downhill
(m3/s) | U/D |
| | Diefushan Tunnel | 1657 | Long | 467.16 | 230.15 | 2.03 | Transverse ventilation | | Wutongshan Tunnel | 2270 | Long | 491.02 | 313.68 | 1.57 | Transverse ventilation | | Huangcaoshan Tunnel | 2505 | Long | 512.25 | 281.00 | 1.82 | Longitudinal ventilation | | Jianshanzi Tunnel | 4020 | Extra-long | 512.86 | 337.51 | 1.52 | Longitudinal ventilation | | Liangfengya Tunnel | 4085 | Extra-long | 544.64 | 278.59 | 1.95 | Longitudinal ventilation | | Jinyunshan Tunnel | 2528 | Long | 412.00 | 247.63 | 1.66 | Longitudinal ventilation with shafts | | Zhongliangshan Tunnel | 3165 | Extra-long | 547.00 | 304.48 | 1.80 | Longitudinal ventilation with shafts | | Yanmenguan Tunnel | 5235 | Extra-long | 839.78 | 415.52 | 2.02 | Longitudinal ventilation with shafts | | Jiahuoyan Tunnel | 5228 | Extra-long | 835.80 | 350.09 | 2.39 | Longitudinal ventilation with shafts | | Lianghekou Tunnel | 4130 | Extra-long | 772.6 | 298.38 | 2.59 | Complementary ventilation | | Dabieshan Tunnel | 4900 | Extra-long | 595.47 | 279.37 | 2.13 | Complementary ventilation | | Jiuling Tunnel | 5456 | Extra-long | 628.51 | 260.22 | 2.42 | Complementary ventilation | | Qingniling Tunnel | 5700 | Extra-long | 598.18 | 381.21 | 1.57 | Complementary ventilation |
|
|
