0.9
0.91
0.92
0.93
0.94
0.95
0.96
0.97
0.98
0
600
1200
1800
2400
3000
3600
4200
4800
5400
6000
Criticality, keff
Operation day
MA
Pu
Pu+U
0.9
0.91
0.92
0.93
0.94
0.95
0.96
0.97
0.98
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
Criticality, keff
Operation day
MA
Pu
Pu+U
Fig. 19.4 Time evolution of criticality for six-batch design (upper ¼ all operation,
lower ¼ expansion)
Table 19.6 ADS inventories for six-batch design (equilibrium core)
ADS case
MA (Ref., 1-batch)
Pu
Pu+U
Volume fraction of inert matrix (%)
69.8
85.4
62.5
Core inventory at BOC (t)
U
0.19
0.01
3.05
Pu
1.83
1.84
2.04
MA
2.37
0.19
0.20
Core inventory at EOC (t)
U
0.18
0.01
3.01
Pu
1.79
1.80
2.00
MA
1.92
0.19
0.20
Transmutation, BOC-EOC (t)
U
0.00
0.000
0.037
Pu
0.04
0.041
0.043
MA
0.45
0.000
0.000
Specific heat, h (MW/tHM)
182
393
151