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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