Discrete Element Modeling on Mechanical Behavior of Heterogeneous Rock Containing X-Shaped Fissure under Uniaxial Compression

Table 5

Energy indexes in the peak stress of numerical models.

(°)	(°)	Boundary energy (J)	Total strain energy (J)	Dissipated energy (J)
Intact		1070.8	1035.0	35.7
45	15	439.8	418.9	20.9
45	30	402.1	386.7	15.4
45	45	325.9	308.2	17.7
45	60	356.2	338.3	17.9
45	75	383.5	360.5	23.0
45	90	303.4	284.6	18.8
0	60	371.4	332.6	38.7
15	60	332.8	301.8	30.9
30	60	364.3	342.0	22.3
60	60	391.9	373.6	18.2
75	60	373.3	363.0	10.3
90	60	605.5	567.9	37.6