PSI - Issue 71

Deepu Kumar Singh et al. / Procedia Structural Integrity 71 (2025) 164–171

168

5 6 7 8

350 250 150 144 350 250 150 148

155.9

156.2

0.2 0.7 4.4

60.7 18.7

61

0.5 1.6 7.6

86.5 23.4

85.9 22.4

18.4

1.4

1.3

0

0

--

0

0

-

For 15 mm thickness

9

86.4 48.9 12.6

87.2 47.2 11.5

0.6 2.7 8.3

18.7

19

1.5 7.1

10 11 12

6

5.6 0.3

0.4

33

0

0

-

0

0

-

Fig.. 2- Comparison between existing numerical results in the literature (Sangamesh et al., 2018) and the FEA result in LS-dyna in terms of Residual velocity to impact velocity for 5 mm thickness sheet.

Fig. 3- Comparison between existing numerical results in the literature (Sangamesh et al., 2018) and the FEA result in LS-dyna in terms of Residual velocity to impact velocity for 10 mm thickness sheet.