Table 4
Comparison of the calculation results
| Cases | Compared parameters | Numerical simulation | Formula calculation | Errors (%) |
|---|---|---|---|---|
| Case 1 | Maximum pressure drop (m) | 54.44 | 54.23 | −0.39 |
| Corresponding time (s) | 16.65 | 8.33–16.76 | / | |
| Pressure drop in runaway conditions (m) | 54.41 | 54.23 | −0.33 | |
 (s) | 8.40 | 8.33 | −0.83 | |
| Pressure drop at the end of the first interval (m) | 54.44 | 54.23 | −0.39 | |
| One interval (s) | 16.65 | 16.76 | 0.66 | |
| Case 2 | Maximum pressure drop (m) | 151.29 | 145.42 | −3.88 |
| Corresponding time (s) | 5.70 | 12.36–16.76 | / | |
| Pressure drop in runaway conditions (m) | 144.07 | 145.42 | 0.94 | |
 (s) | 12.60 | 12.36 | −1.90 | |
| Pressure drop at the end of the first interval (m) | 144.54 | 145.42 | 0.61 | |
| One interval (s) | 16.65 | 16.76 | 0.66 |
| Cases | Compared parameters | Numerical simulation | Formula calculation | Errors (%) |
|---|---|---|---|---|
| Case 1 | Maximum pressure drop (m) | 54.44 | 54.23 | −0.39 |
| Corresponding time (s) | 16.65 | 8.33–16.76 | / | |
| Pressure drop in runaway conditions (m) | 54.41 | 54.23 | −0.33 | |
| (s) | 8.40 | 8.33 | −0.83 | |
| Pressure drop at the end of the first interval (m) | 54.44 | 54.23 | −0.39 | |
| One interval (s) | 16.65 | 16.76 | 0.66 | |
| Case 2 | Maximum pressure drop (m) | 151.29 | 145.42 | −3.88 |
| Corresponding time (s) | 5.70 | 12.36–16.76 | / | |
| Pressure drop in runaway conditions (m) | 144.07 | 145.42 | 0.94 | |
| (s) | 12.60 | 12.36 | −1.90 | |
| Pressure drop at the end of the first interval (m) | 144.54 | 145.42 | 0.61 | |
| One interval (s) | 16.65 | 16.76 | 0.66 |