Page 240 - Dynamics and Control of Nuclear Reactors

240 APPENDIX A Generation II reactor parameters

Table A.5 Typical CANDU-600 reactor nuclear steam supply system (NSSS).
Reactor thermal power 2060MW
Approximate electrical power generation 600 MWe
Number of U-tube steam generators 4
Steam pressure 680 psia (46.9bar)
Steam outlet temperature 500°F (260°C)
6
Steam flow rate (total) 8.3 10 lb./h (1047kg/s)
Feedwater inlet temperature 369°F (187°C)
Steam generator shell material Mn-Mo steel
Steam generator tube material Inconel-800
Reactor coolant pump motor horsepower 7040
6
Total coolant flow rate 60 10 lb./h (7,600kg/s)
Average coolant flow rate per channel 158,400 ib./h (20kg/s)
Coolant pressure (entrance to channel) 1602 psia (111bar)
Coolant pressure (exit of channel) 1493 psia (103bar)
W.J. Garland (Editor-in-Chief), The Essential CANDU: A textbook on the CANDU Nuclear Power Plant
Technology, University Network of Excellence in Nuclear Engineering (UNENE), McMaster University,
Retrieved from https://www.unene.ca/education/candu-textbook, 2019.
Adapted from A.V. Nero, Jr., A Guidebook to Nuclear Reactors, University of California Press, Berkeley,
1979.

Table A.6 CANDU pressure vessel and core parameters.
Overall length of calandria 25ft (7.6m)
vessel
Calandria outer diameter 25ft (7.6m)
Calandria wall thickness 1.125 in. (3cm), 2 in. (5cm) ends
Nominal vessel cladding 7/32 in. (0.56cm),
thickness
Calandria material Stainless steel
Cladding material Stainless steel
3
3
Coolant volume in vessel 4885ft (138m )
Number of fuel channels in 380 (Zircaloy-Niobium)
core (calandria tubes)
Number of fuel bundles per 12
channel
Fuel bundle diameter 4 in. (10cm)
Fuel bundle length 19.5 in. (49.5cm)
Number of fuel elements (rods) 37
per bundle
Number of fuel pellets per rods 30
Active fuel length 234 in. (6.3m)
Fuel assembly array (circular) Rods with Zircaloy bearing pads