Table 4 Comparison of first peak in frequency domain between equivalent transfer model and numerical results at nose section/projectile body interface and projectile body/base section interface.

From: Experimental and numerical study on interfacial impact load transfer mechanism

 

nose section/projectile

body interface/MPa

projectile body/base

section interface/MPa

Peak 1

Peak 2

Peak 3

Peak 4

Peak 5

Peak 6

Model

Prediction

14.91

7.10

1.45

26.80

11.88

2.77

Numerical

Calculation

13.94

6.16

1.66

29.66

10.2

2.41

Error

6.5%

13.2%

14.5%

10.7%

14.1%

13.0%

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