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Table 2 2 kg and 3 kg TNT pressure comparison.

From: Numerical Analysis of the Effect of Afterburning on Damage to the Concrete Structure Under Interior Explosion

TNT (kg)

Analysis model

mesh size (mm)

Distance (m)

Peak pressure (MPa)

Error (%)

2.0

CONWEP

1.0

1.522

1.5

0.630

1D model

20

1.0

1.234

23.34

1.5

0.553

13.92

10

1.0

1.454

4.68

1.5

0.591

6.60

5

1.0

1.545

1.49

1.5

0.625

0.80

3.0

CONWEP

1.0

1.928

1.5

0.843

1D model

20

1.0

1.584

21.72

1.5

0.734

14.85

10

1.0

1.915

0.68

1.5

0.815

3.44

5

1.0

2.027

4.88

1.5

0.861

2.09