Table 1: Westinghouse SMR reactor data

1 January 2000

Type Integral PWR
Thermal power (MWt) 800
Electrical power (MWe) ≥225
Primary coolant/moderator Light water
Design life 60 years
System pressure (MPa) 15.5
System temperature (°C) 310
Fuel material UO2
Cladding material Zirlo
Fuel array 17x17
Number fuel assemblies 89
Active fuel height (ft) 8
Enrichment 4.95 % by weight U-235
Fuel cycle length (months) 24 months
Burnup (GWd/MTU) >62
Number of control rod drive mechanisms 37
Reactor coolant pumps
Number 8
Type External; horizontally mounted
Coolant flow (gallons/min) 100,000
Steam generators
Type Recirculating, once through
Tube material Alloy 690
Active tube length (ft) 25

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