Research Article

Simulation and Analysis of Small Break LOCA for AP1000 Using RELAP5-MV and Its Comparison with NOTRUMP Code

Table 2

Steady-state calculated results of AP1000 obtained by the RELAP5-MV.

ParametersRELAP5-MV resultsActual value [7]RELAP5 value [5]

Core thermal power (MW)3415.003400.003483.30
RCS pressure (MPa)15.6015.5215.52
Vessel inlet temperature (K)553.90553.82553.85
Vessel outlet temperature (K)595.00594.26594.29
Vessel average temperature (K)585.00574.04574.07
SG secondary pressure (MPa)5.615.615.61
SG feed-water temperature (K)499.83499.82499.82