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Table 3 Comparison of peak pressure and impulse.

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

Position (TNT: 2 kg) Peak pressure (MPa) Impulse (MPa-msec)
1st Error (%) 2nd Error (%) 3rd Error (%) Error (%)
Experiment Right center 4.362 2.047 1.216 9.963
Right corner 8.948 4.283 1.307 9.369
No Afterburn Right center 4.567 − 11.9 2.787 − 16.0 0.894 − 31.8 3.591 − 45.7
Right corner 9.350 4.2 3.530 − 22.1 0.906 − 40.8 5.291 − 44.0
Afterburn Right center 4.567 − 11.9 2.801 15.5 0.980 − 25.3 6.819 − 14.1
Right corner 9.352 4.2 4.174 − 7.9 1.962 28.2 8.577 − 9.2