Study on Mechanical Properties and Energy Consumption of Fissured Sandstone with Different Dip Angles under Impact Load

Table 2

Energy calculations of specimens with different fissure angle in each group.

Fissure dip angle	Test piece	Energy (J)
		EI	ER	ET	ED
0°	DJ16-01	58.39	44.21	4.09	10.08
	DJ16-02	56.78	40.74	6.71	9.34
	DJ16-03	55.57	44.54	2.37	8.66
	DJ16-04	58.35	44.04	6.26	8.05
15°	DJ16-05	52.95	43.53	3.43	6.00
	DJ16-06	53.08	40.47	4.90	7.71
	DJ16-07	59.55	48.80	2.06	8.69
	DJ16-08	49.94	38.27	4.57	7.10
30°	DJ16-09	56.52	50.66	1.43	4.42
	DJ16-10	53.58	43.51	2.93	7.14
	DJ16-11	53.87	43.84	2.35	7.68
	DJ16-12	52.80	45.69	1.78	5.33
45°	DJ16-13	52.71	44.62	2.34	5.75
	DJ16-14	53.54	48.19	1.52	3.83
	DJ16-15	58.22	51.15	1.20	5.87
	DJ16-16	57.83	51.84	1.28	4.71
60°	DJ16-17	58.29	48.47	4.49	5.34
	DJ16-18	54.32	45.41	2.87	6.04
	DJ16-19	53.62	44.17	3.59	5.87
	DJ16-20	55.04	51.50	0.24	3.29
75°	DJ16-21	53.99	45.43	3.40	5.16
	DJ16-22	56.44	41.22	7.73	7.49
	DJ16-23	54.09	51.80	0.29	2.01
	DJ16-24	53.78	40.41	6.21	7.16
90°	DJ16-25	49.20	39.04	2.74	7.41
	DJ16-26	63.22	48.60	4.77	9.86
	DJ16-27	55.54	46.82	3.45	5.18
	DJ16-28	57.55	48.75	3.32	5.49
Intact	DJ16-29	51.93	35.75	7.79	8.39
	DJ16-30	51.57	31.08	10.76	9.73
	DJ16-31	56.06	27.74	13.89	14.43
	DJ16-32	48.96	35.22	6.10	7.63