Research Article

RELAP5 Foresight Thermal-Hydraulic Analysis of Hypothesis Passive Safety Injection System under LOCA for an Existing NPP in China

Table 2

Comparison of design calculation and simulation results.

Design calculationSteady-state simulation

Pressurizer pressure (MPa)15.215.22
Cold leg temperature (°C)288.8289.75
Hot leg temperature (°C)315.2316.05
Coolant mass flow (kg/s)3333.33298.9
Steam generator pressure (MPa)5.25.2
Steam temperature (°C)259.9258.16