Full Scope Modeling and Analysis on the Secondary Circuit of Chinese Large-Capacity Advanced PWR Based on RELAP5 Code

Table 1

Validation of steady-state parameters.

Parameter	Calculation value	Nominal value	Error
Turbine inlet pressure	5.95 MPa	5.95 MPa	0.0
Deaerator pressure	1.027 MPa	1.028 MPa	0.0
Condenser outlet temperature	300.3 K	300.55 K	0.08%
LPH outlet temperature	433.07 K	432.45 K	0.14%
Deaerator outlet temperature	453.33 K	454.25 K	0.20%
HPH outlet temperature	495.46 K	498.85 K	0.68%
Turbine inlet mass flow	2249.62 K	2249.62 K	0.0
Condensate pump mass flow	663.7 kg/s per pump	663.7 kg/s per pump	0.0
Feedwater pump mass flow	747.1 kg/s per pump	749.54 kg/s per pump	0.33%
Condensate pump speed	1480 rpm	1480 rpm	0.0
Booster pump speed	1496 rpm	1496 rpm	0.0
Feedwater pump speed	5122 rpm	5122 rpm	0.0