. 2021 Sep 1;14(17):4992. doi: 10.3390/ma14174992

Table 3.

Energy absorption of intact, damaged and tube-reinforced damaged panels.

Configuration			Intact Panel		Damaged Panel		Tube-Reinforced Damaged Panel
							e
							t		2t		4t
			EA(J)	REAE(%)	EA(J)	REAE(%)	EA(J)	REAE(%)	EA(J)	REAE(%)	EA(J)	REAE(%)
Compression Direction	X₁	Intact panel	0.599	100.0
		5% damaged panel			0.532	88.8	0.565	94.3	0.581	97.0	0.605	101.0
		10% damaged panel			0.476	79.5	0.493	82.3	0.505	84.3	0.597	99.7
		20% damaged panel			0.335	55.9	0.340	56.8	0.373	62.3	0.473	79.0
	X₂	Intact panel	0.585	100.0
		5% damaged panel			0.544	93.0	0.537	92.0	0.591	101.0	0.594	101.5
		10% damaged panel			0.478	81.7	0.491	84.0	0.523	89.4	0.616	105.3
		20% damaged panel			0.304	52.0	0.364	62.2	0.382	65.3	0.487	83.2