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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