Study on the Earth-Covered Magazine Models under the Internal Explosion

Table 4

Shock wave-related parameters.

Rear soil thickness (mm)	Scaled distance (m/kg^1/3)	Peak overpressure (kPa)	Time of arrival (ms)	Positive pressure duration (ms)	Positive phase impulse (kPa·ms × 10^−5)
30	1.60	107.08	8.71	3.16	11.68
	2.18	63.12	12.95	5.24	11.01
	2.95	41.72	18.89	8.05	8.98
	3.60	35.27	22.38	9.01	8.68
	4.67	25.14	31.69	9.44	7.06
	5.60	19.18	39.31	10.05	5.98
	7.30	18.94	54.68	10.70	4.86
	11.82	9.23	94.87	11.94	3.12
	16.24	6.27	136.61	12.58	2.45
	23.26	3.64	201.08	13.45	1.78
	29.29	2.62	259.16	14.11	1.43
60	1.60	86.66	9.26	3.36	11.11
	2.18	50.74	13.65	4.90	10.17
	2.95	31.52	19.74	4.93	7.96
	3.60	27.02	23.31	9.72	7.97
	4.67	—	—	—	—
	5.60	16.06	40.54	11.06	5.25
	7.30	11.95	56.12	11.32	4.19
	11.82	5.33	97.04	12.4705	2.64
	16.24	3.42	137.63	12.98	1.94
	23.26	2.33	203.60	14.11	1.43
	29.29	1.67	259.55	14.55	1.10
150	1.60	80.26	9.40	3.79	12.66
	2.18	52.46	13.80	5.35	10.28
	2.95	33.05	19.87	9.28	8.94
	3.60	28.06	23.43	9.58	8.22
	4.67	18.88	32.90	10.09	6.97
	5.60	17.34	40.63	10.85	5.78
	7.30	13.06	56.14	11.52	4.68
	11.82	6.26	96.96	12.88	2.91
	16.24	3.56	137.47	13.60	2.05
	23.26	2.16	203.28	14.89	1.38
	29.29	1.46	259.33	14.93	0.97
300	1.60	82.93	9.22	3.08	11.15
	2.18	53.42	13.57	5.10	10.43
	2.95	35.82	19.57	5.03	8.24
	3.60	29.46	23.10	9.90	7.57
	4.67	—	—	—	—
	5.60	16.06	40.18	12.87	5.53
	7.30	12.37	55.74	13.10	4.52
	11.82	5.31	96.61	13.75	2.89
	16.24	3.33	137.16	15.50	2.35
	23.26	2.32	203.01	14.80	1.55
	29.29	1.63	258.78	15.68	1.18