Table 1 Original data of coal and gas outburst influence factors (Partial)
No | P0 (MPa) | f | \(H\)(m) | Pg (MPa) | Gc (m3/t) | V (m/s) | Outburst intensity (MPa) |
|---|---|---|---|---|---|---|---|
1 | 15.01 | 0.31 | 620 | 2.76 | 10.02 | 19 | 150.2 |
2 | 11.50 | 0.24 | 445 | 0.95 | 13.04 | 6 | 142.6 |
3 | 12.36 | 0.38 | 543 | 1.58 | 12.48 | 13 | 138.4 |
4 | 12.98 | 0.27 | 396 | 1.37 | 9.87 | 9 | 149.3 |
5 | 13.41 | 0.16 | 462 | 1.20 | 10.36 | 18 | 153.1 |
6 | 17.24 | 0.61 | 395 | 1.17 | 9.04 | 5 | 154.0 |
7 | 15.05 | 0.53 | 482 | 1.29 | 8.25 | 7 | 162.9 |
8 | 8.40 | 0.54 | 510 | 0.46 | 4.60 | 7 | 0 |
9 | 14.37 | 0.36 | 745 | 1.25 | 9.01 | 8 | 176.5 |
10 | 12.86 | 0.59 | 425 | 2.80 | 10.25 | 8 | 210.2 |
11 | 11.11 | 0.54 | 647 | 2.50 | 11.52 | 11 | 212.8 |
12 | 13.04 | 0.33 | 512 | 2.98 | 10.09 | 9 | 203.3 |
13 | 13.75 | 0.48 | 460 | 2.00 | 9.50 | 7 | 196.1 |
14 | 10.98 | 0.22 | 543 | 3.95 | 8.23 | 14 | 220.2 |
15 | 7.10 | 0.21 | 440 | 0.78 | 7.00 | 9 | 20.6 |
16 | 5.90 | 0.61 | 400 | 0.63 | 2.01 | 6 | 0 |
17 | 13.00 | 0.48 | 560 | 0.86 | 13.10 | 18 | 106.4 |
18 | 14.30 | 0.34 | 620 | 1.87 | 13.60 | 15 | 150.0 |
19 | 10.20 | 0.35 | 750 | 0.74 | 5.20 | 8 | 76.5 |
20 | 12.90 | 0.22 | 540 | 1.75 | 12.41 | 14 | 110.2 |
