Research Article
Experimental and Numerical Investigations of Textile Hybrid Composites Subjected to Low Velocity Impact Loadings
Table 4
AS4 Carbon 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 | 0.05 | 2.39 | 1.51 | 5.61 | 0.97 | 0.95 | 10.50 | 2 | 1 | 0.05 | 2.41 | 1.45 | 5.94 | 0.97 | 1.33 | 10.66 | 3 | 1 | 0.05 | 2.44 | 1.52 | 5.91 | 1.00 | 1.02 | 11.13 |
| 4 | 2 | 0.10 | 2.41 | 2.15 | 4.78 | 1.34 | 1.38 | 11.21 | 5 | 2 | 0.10 | 2.41 | 2.06 | 5.55 | 1.40 | 1.64 | 12.41 | 6 | 2 | 0.10 | 2.36 | 2.12 | 5.44 | 1.34 | 1.46 | 12.09 |
| 7 | 3 | 0.15 | 2.44 | 2.40 | 4.67 | 1.64 | 2.87 | 11.94 | 8 | 3 | 0.15 | 2.46 | 2.25 | 5.54 | 1.61 | 2.64 | 12.61 | 9 | 3 | 0.15 | 2.34 | 2.34 | 4.51 | 1.66 | 3.36 | 12.44 |
| 10 | 4 | 0.20 | 2.39 | 2.35 | 3.26 | 1.91 | 4.65 | 13.06 | 11 | 4 | 0.20 | 2.44 | 2.41 | 5.46 | 1.91 | 4.26 | 12.85 | 12 | 4 | 0.20 | 2.39 | 2.39 | 5.88 | 1.96 | 5.33 | 13.04 |
| 13 | 5 | 0.25 | 2.44 | 3.19 | 5.2 | 2.12 | 4.98 | 11.69 | 14 | 5 | 0.25 | 2.34 | 2.65 | 3.66 | 2.16 | 6.39 | 13.39 | 15 | 5 | 0.25 | 2.39 | 2.60 | 3.48 | 2.14 | 6.10 | 12.99 |
| 16 | 6 | 0.30 | 2.44 | 3.53 | 4.45 | 2.32 | 8.41 | 11.96 | 17 | 6 | 0.30 | 2.36 | 2.38 | 6.02 | 2.37 | 8.96 | 15.10 | 18 | 6 | 0.30 | 2.36 | 2.48 | 6.12 | 2.41 | 8.77 | 15.45 |
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