Table 1 Coal and Rock Mass Physico-mechanical parameters36,37,38,39,40,41,42,43,44,45,46,47,48,49,50.
Serial number | Coal mine name | E/J | ρ/(kg/m3) | σc/Pa | H/m | γ/kN/m3 | µ | V0/(m/s) |
|---|---|---|---|---|---|---|---|---|
1 | 9 coal seam of Jixian coal mine in Heilongjiang | 2,116,000,000 | 1315 | 17,470,000 | 996.35 | 27,000 | 0.29 | 10 |
2 | Working Face 83,003, Laohutai Coal Mine, Fushun | 6,330,000,000 | 1243 | 1,530,000 | 804.93 | 27,000 | 0.29 | 10 |
3 | Wudong Coal Mine, Xinjiang + 500 m horizontal B3 + 6 working face | 2,040,000,000 | 1284 | 16,280,000 | 500 | 25,000 | 0.21 | 10 |
4 | 330 West Wing Track Alley of Liangbaosi Coal Mine in Feicheng | 6,175,000,000 | 1400 | 51,700,000 | 1000 | 27,000 | 0.24 | 10 |
5 | 17 Coal Seam of Junde Coal Mine in Heilongjiang | 5,580,000,000 | 1292 | 15,150,000 | 627 | 27,000 | 0.25 | 10 |
6 | Transportation of 305 fully mechanized mining face in Longjiabao Coal Mine, Jilin Province | 2,676,000,000 | 1490 | 6,000,000 | 780 | 27,000 | 0.24 | 10 |
7 | 2151 working face of Tangshan coal mine in Kailuan | 2,000,000,000 | 2695 | 8,320,000 | 800.3 | 27,000 | 0.25 | 10 |
8 | No. 12 Coal Seam, Hongyang No.3 Coal Mine, Shenyang | 45,370,000 | 1380 | 28,520,000 | 850 | 27,000 | 0.2 | 10 |
9 | 1303 N-1 working face of No. 3 coal mine in Xinjulong Coal Mine, Shandong Province | 1,719,000,000 | 1460 | 8,600,000 | 771 | 27,000 | 0.35 | 10 |
10 | Working Face 0291, South Five Mining Area, 8–9 Coal Seam, Tangshan Coal Mine, Kailuan | 1,530,000,000 | 2695 | 15,480,000 | 958 | 27,000 | 0.3 | 10 |
11 | 30 Coal Seam of Dongrong No.3 Coal Mine, Heilongjiang Province | 2,840,000,000 | 1428 | 7,320,000 | 777 | 27,000 | 0.28 | 10 |
12 | 3306 working face of 3 coal seam in the third mining area of Xingcun Coal Mine, Shandong Province | 3,500,000,000 | 1400 | 7,820,000 | 1282.9 | 27,000 | 0.2 | 10 |
13 | No. 4 coal seam of Mengcun Coal Mine, Binchang, Shaanxi Province | 2,700,000,000 | 1360 | 24,000,000 | 720 | 27,000 | 0.2 | 10 |
14 | 1363 working face of Fuxin Evergrande Coal Mine | 2,173,000,000 | 1366 | 7,110,000 | 808 | 27,000 | 0.22 | 10 |
15 | 9302 Track Shun, No.4 Mining Area, Jier Coal Mine, Yanzhou, Shandong Province | 2,602,000,000 | 1380 | 20,000,000 | 758 | 27,000 | 0.15 | 10 |
16 | Henan Yima Qianqiu Coal Mine | 1,430,000,000 | 1238 | 8,580,000 | 633 | 25,000 | 0.4 | 10 |
17 | 10,301 working face of 3 − 1 coal seam in Hongqinghe Coal Mine, Inner Mongolia | 1,891,000,000 | 1296 | 30,709,000 | 785 | 27,000 | 0.25 | 10 |
18 | Ventilation Liaison Lane, Auxiliary Yunping Lane, Hongqingliang 3 − 1 Coal Seam, Ordos | 2,860,000,000 | 1361 | 11,400,000 | 470 | 25,000 | 0.25 | 10 |
19 | 16 Coal Seam of Dongrong No.1 Coal Mine, Heilongjiang Province | 2,320,000,000 | 1254 | 12,040,000 | 400 | 27,000 | 0.21 | 10 |
20 | 18 Coal Seam of Dongrong No.1 Coal Mine, Heilongjiang Province | 2,720,000,000 | 1329 | 10,870,000 | 400 | 27,000 | 0.3 | 10 |
21 | Coal Seam 20, Dongrong No.1 Coal Mine, Heilongjiang Province | 2,520,000,000 | 1368 | 8,510,000 | 400 | 27,000 | 0.23 | 10 |
22 | 22 Coal Seam of Dongrong No.1 Coal Mine, Heilongjiang Province | 6,330,000,000 | 1243 | 1,530,000 | 804.93 | 27,000 | 0.29 | 10 |
