a
b
8.4 wt% 5
11.2 wt% 22
14.5 wt% 51
15.9 wt% 70
17.2 wt% 123
Y-type control rod
Number of fuel rods
271
Fuel rod diameter
10.1mm
Fuel rod gap
1.3mm
Thickness of control rod 6.5mm
194.7 mm
199.2 mm
Average fissile Puenrichment
15.7 wt%
Upper fissile zone
13.0 wt% 5
15.8 wt% 22
19.1 wt% 51
20.6 wt% 70
21.3 wt% 123
Y-type control rod
Number of fuel rods
271
Fuel rod diameter
10.1 mm
Fuel rod gap
1.3 mm
Thickness of control rod 6.5 mm
194.7 mm
199.2 mm
Average fissile Puenrichment
20.1 wt%
Lower fissile zone
Fig. 14.6 Horizontal cross-sectional view showing configuration of the RBWR-AC fuel bundle
and fissile Pu enrichment distribution [3]
14 Application of the Resource-Renewable Boiling Water Reactor for TRU. . .
147