Study on Energy Dissipation Characteristics and Damage Law of Backfill under Cyclic Impact

Table 2

Cyclic impact test results of combined specimens.

/m∙s^−1	n	/J	/J	/J	/J	F/%	T/%	H/%
2.06	1	6.85	4.6	0.32	1.93	62.77	4.67	32.55
2.23	2	7.02	4.92	0.24	1.86	65.81	3.42	30.77
2.15	3	6.57	4.67	0.21	1.69	68.04	3.20	28.77
2.24	4	6.32	4.62	0.17	1.53	71.52	2.69	25.79
2.31	5	6.81	5.01	0.17	1.63	72.10	2.50	25.40
3.42	1	13.92	9.55	0.47	3.9	66.81	5.53	27.66
3.53	2	12.78	9.15	0.38	3.25	71.13	4.54	24.33
3.40	3	14.56	10.78	0.32	3.46	74.04	3.64	22.32
3.60	4	13.31	10.02	0.23	3.06	75.28	3.16	21.56
3.56	5	13.67	10.37	0.2	3.1	78.05	2.34	19.60
2.07	1	6.32	4.64	0.40	1.28	69.62	4.11	26.27
2.11	2	6.57	4.82	0.33	1.42	73.36	3.35	23.29
2.29	3	6.97	5.17	0.25	1.55	74.18	2.87	22.96
2.18	4	6.68	5.10	0.19	1.39	76.35	2.54	21.11
3.87	1	13.39	10.02	0.56	2.81	74.83	4.93	20.24
3.92	2	14.27	10.88	0.53	2.86	76.24	3.99	19.76
3.67	3	13.95	10.79	0.42	2.74	77.35	3.01	19.64
3.53	4	14.05	10.99	0.27	2.79	78.22	1.92	19.86