Page 194 - Dynamics and Control of Nuclear Reactors

192 CHAPTER 14 Pressurized heavy water reactors

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. 14.1
A PHWR (CANDU reactor) nuclear steam supply system.
Courtesy of UNENE, Ontario, Canada (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, Hamilton, Canada, 2019, Retrieved from https://www.unene.ca/education/candu-
textbook, Chapter 8).