Research Article
Uniaxial Experimental Study of the Deformation Behavior and Energy Evolution of Conjugate Jointed Rock Based on AE and DIC Methods
Table 2
Peak energy indexes of the intact and the jointed specimens.
| | α | Total energy(kJ/m3) | Elastic energy(kJ/m3) | Dissipation energy(kJ/m3) | Energy accumulation rate(%) | Energy dissipation rate(%) |
| | Intact | 221.05 | 208.37 | 12.68 | 94.26 | 5.74 | | 0° | 70.17 | 52.29 | 17.88 | 74.52 | 25.48 | | 30° | 62.16 | 50.60 | 11.56 | 81.40 | 18.60 | | 45° | 82.45 | 58.87 | 23.58 | 71.40 | 28.60 | | 60° | 54.62 | 48.28 | 6.34 | 88.39 | 11.61 | | 90° | 30.75 | 25.69 | 5.06 | 83.54 | 16.46 |
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