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Table 3

Comparison between the steady state thermal hydraulic parameters calculated by RELAP5-3D code and FSAR data.

Parameter Nominal value RELAP5-3D Error*
Reactor coolant system side
 Reactor thermal power 3771.4 MW 3771.4 MW 0.0%
 Coolant temperature
  RPV inlet 292.1 °C 293.45 °C 0.46%
  RPV outlet 326.1 °C 328.40 °C 0.71%
 Coolant pressure
  RPV inlet 16.05 MPa 16.19 MPa 0.87%
  RPV outlet 15.7 MPa 15.59 MPa 0.70%
 Coolant mass flow rates
  Total loop flow rate 4700 kg/s 4675.28 kg/s 0.53%
  Total RPV flow rate 18,800 kg/s 18,701.23 kg/s 0.53%
Secondary side
 Pressure at SG exit 6.29 MPa 6.25 MPa 0.64%
 Feedwater temperature 218.9 °C 217.85 °C 0.48%
 Main steam mass flow rate 2068.4 kg/s 2086 kg/s 0.85%


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