Properties of zirconium alloys and their applications in light water reactors (LWRs) - Materials' Ageing and Degradation in Light Water Reactors - page 139

Channel

Control blade handle

Control blade

4.53 Control blade shadow on a BWR channel. Upper diagram
shows the relative arrangement of blade handle and shadow (Chen &
Adamson, 1994). Copyright 1994 by the American Nuclear Society, La
Grange Park, Illinois.

28 mm

Shadow

Zircaloy
channel

￿ ￿ ￿ ￿ ￿ ￿

5.6 mm

9.4 mm

19 mm

Stainless steel
control blade
handle

12.7 mm

4.54 Geometrical relationships between control blade handle and
channel for the shadow shown in Fig. 4.53 (Chen & Adamson, 1994).
Copyright 1994 by the American Nuclear Society, La Grange Park,
Illinois.