Table 1 Rock burst statistics.
Date | Time | Location | Energy (J) |
|---|---|---|---|
2017/2/3 | 15:23:33 | 28 m above the coal seam | 7.3 × 105 |
2017/2/3 | 15:46:53 | 38 m above the coal seam | 1.4 × 105 |
2017/2/3 | 16:03:46 | 36 m above the coal seam | 2.5 × 105 |
2017/9/27 | 16:27:43 | 85 m above the coal seam | 1.9 × 105 |
2017/9/27 | 20:16:30 | 3 m below the coal seam | 2.9 × 105 |
2017/9/28 | 5:55:37 | 41 m above the coal seam | 8.1 × 104 |
2017/9/28 | 21:58:31 | 20 m below the coal seam | 1.9 × 105 |
2018/8/15 | 11:41:40 | 62 m above the coal seam | 8.8 × 105 |
2018/8/16 | 18:32:50 | 37 m above the coal seam | 1.2 × 105 |
2018/8/16 | 20:06:06 | 27 m above the coal seam | 8.8 × 106 |
2018/8/17 | 7:37:44 | 50 m above the coal seam | 3.7 × 104 |
2018/8/17 | 14:15:45 | 43 m above the coal seam | 6.2 × 104 |
2018/8/19 | 11:08:04 | Coal seam | 1.4 × 105 |
