Page 20 - Dynamics and Control of Nuclear Reactors

2.3 Generation II reactors 11

Steam pipes

Steam generators
(Boilers)
Primary pumps
(Heat transport pumps)
Pressurizer

Feedwater Feedwater
return return

Headers Headers

Calandria

Reactor

Fuel
Light water (H 2 O) Fuel channel
steam (Pressure tube)
Moderator pump
Light water
condensate
Heavy water (D 2 O)
coolant
Heavy water
moderator Moderator heat exchanger
FIG. 2.5
A CANDU reactor nuclear steam supply system.
Courtesy of UNENE (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), Hamilton, Ontario,
Canada, 2014).