Behaviors of Thin-Walled Cylindrical Shell Storage Tank under Blast Impacts

Table 6

Deformation energy of oil storage tank with fixed constraint (unit: MJ).

Structure	25% filled (Hliquid = 5.4 m)		50% filled (Hliquid = 11 m)		75% filled (Hliquid = 16 m)
	Deformation energy (EPT)	Percentage	Deformation energy (EPT)	Percentage	Deformation energy (EPT)	Percentage
Bottom plate	0	0	0	0	0	0
1^st wall	23.68	12.3	9.41	7	0.14	0.18
2^nd wall	8.14	4.2	5.21	3.9	0.93	1.2
3^rd wall	11.07	5.8	2.98	2.2	0.76	0.99
4^th wall	9.84	5.1	4.61	3.4	0.89	1.2
5^th wall	15.5	8.1	10.54	7.9	2.17	2.8
6^th wall	24.16	12.6	16.27	12.1	4.7	6.1
7^th wall	13.75	7.2	12.55	9.4	10.06	13.1
8^th wall	19.39	10.1	16.11	12	18.92	24.6
Wind girders	66.33	34.6	56.44	42.1	38.37	49.9
Total energy	191.85		134.22		76.95