Research Article
Sensitivity Evaluation of AP1000 Nuclear Power Plant Best Estimation Model
Table 4
The influence of core channel number on the reactor pressure drop.
| | Core channel number | Reactor inlet pressure (MPa) | Reactor outlet pressure (MPa) | Calculated reactor pressure drop (MPa) | Designed reactor pressure drop (MPa) | Fractional error |
| | 1 | 15.8223 | 15.4123 | 0.4100 | 0.43 | 4.65% | | 3 | 15.8250 | 15.4166 | 0.4084 | 0.43 | 5.02% | | 5 | 15.8342 | 15.4213 | 0.4129 | 0.43 | 3.98% | | 10 | 15.891 | 15.6085 | 0.2825 | 0.43 | 34.30% | | 20 | 15.8647 | 15.5125 | 0.3522 | 0.43 | 18.09% |
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