Research Article
Study on Acoustic Emission Characteristics and Mechanical Behavior of Water-Saturated Coal
Table 1
Different properties of the coal samples.
| | Sample no | Soaking time (days) | Length (mm) | Diameter (mm) | Weight before saturation (g) | Weight after saturation (g) | Water content (%) | Compressive strength (MPa) |
| | B1 | 1 | 100.40 | 49.02 | 226.72 | 234.92 | 3.62 | 10.68 | | B2 | 2 | 100.04 | 48.02 | 235.78 | 245.92 | 4.30 | 5.89 | | B3 | 3 | 101.01 | 48.04 | 236.09 | 247.70 | 4.92 | 5.88 | | B4 | 4 | 100.00 | 48.00 | 238.45 | 254.20 | 6.60 | 5.44 | | B5 | 5 | 100.00 | 48.80 | 225.61 | 245.13 | 8.65 | 4.38 |
|
|
