Experimental and Numerical Investigations of Textile Hybrid Composites Subjected to Low Velocity Impact Loadings

Table 3

E-Glass Epoxy experimental results.

Number	Impact level	Drop height	Laminate thickness	Max impact load	Time to reach max load	Impact velocity	Impact energy	Impact duration
Unit →		m	mm	kN	ms	m/s	J	ms
1	1	0.10	5.11	2.77	3.64	1.30	0.72	7.77
2	1	0.10	5.31	2.87	3.65	1.36	1.19	7.79
3	1	0.10	4.90	3.07	3.47	1.38	0.93	7.34
4	2	0.20	5.33	4.32	3.52	1.92	0.93	7.27
5	2	0.20	5.21	3.97	3.58	1.87	1.46	7.85
6	2	0.20	4.90	4.50	3.12	1.90	1.26	6.93
7	3	0.30	4.80	4.93	4.02	2.37	2.59	8.13
8	3	0.30	4.75	4.77	4.02	2.37	3.74	8.34
9	3	0.30	4.90	4.70	4.26	2.38	4.08	8.50
10	4	0.41	4.98	6.09	3.72	2.74	2.76	7.66
11	4	0.41	4.75	6.02	3.56	2.76	4.85	7.47
12	4	0.41	4.83	5.93	3.72	2.76	5.03	7.55
13	5	0.51	4.60	7.36	3.46	3.10	3.54	7.08
14	5	0.51	4.50	6.82	3.80	3.10	6.54	8.02
15	5	0.51	4.62	6.90	3.91	3.13	6.12	8.01
16	6	0.61	4.57	8.12	3.62	3.42	4.30	7.48
17	6	0.61	4.62	7.72	3.78	3.41	9.21	8.06
18	6	0.61	4.95	7.88	3.76	3.42	7.36	7.89