Research Article
Influence of Parallel-Joint Position on Mechanical Behavior and Acoustic Emission Characteristics of Rock Pillar
Table 3
Information of numerical parallel-joint rock models.
| Joint ID | Joint positions | Position description | Joint length (mm) | Joint spacing (mm) |
| #1 | (−15 mm, 30 mm) | Outside-top | 20 | 2.8 | #2 | (−15 mm, 0 mm) | Outside-middle | 20 | 2.8 | #3 | (−15 mm, −30 mm) | Outside-bottom | 20 | 2.8 | #4 | (0 mm, 30 mm) | Inside-top | 20 | 2.8 | #5 | (0 mm, 0 mm) | Inside-middle | 20 | 2.8 | #6 | (0 mm, -30 mm) | Inside-bottom | 20 | 2.8 |
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