3 Reactor Kinetics
53
(a) Core configuration (Reference core: Case 1)
1
2
3
4
5
6
7
8
9 10 11 12 13
14 15 16 17 18 19 20 21 22
23 24 25 26
F
12
E
G
H
I
F
F
F
F
F
J
F
F
F
F
F
K
F
F
F
F
F
L
F
F
F
F
F
M
12
O
P
Q
R
T
U
W
Uncompendated ionization chamber
Fission chamber
Partial fuel (3/8"P12EU)
Aluminum sheath
Neutron source
Tritium target
Deuteron beam line
Fuel (3/8"P36EU)
Polyethylene reflector
Control rod
Safety rod
FC#1
N
UIC#4
FC#3
FC#2
UIC#5
FC
C3
S5
S4
C1
C2
S6
C
S
N
UIC
FC
UIC#6
(b) Case 2
(c) Case 3
10 11 12 13
14 15 16
17 18 19 20
G
H
I
F
F
F
F
F
J
F
F
F
F
F
K
F
F
S V F
F
L
F
F
S V F
F
M
20 SV 20
O
P
Q
R
T
U
W
C3
S5
S4
C1
C2
S6
10 11 12 13
14 15 16
17 18 19 20
G
H
I
F
F
F
F
F
J
F
F
F
F
F
K
F
F
S V F
F
L
F
F
S V F
F
M
F S V F
O
s
s
s
P
s
s
s
Q
s
s
s
R
b
bs bs bs
b
T
b
bs bs bs
b
U
f
fs
fs
fs
f
W
C3
S5
S4
C1
C2
S6
20 Partial fuel (3/8"P20EU)
SV Fuel with void (32cells)
f
Fe + polyethylene
b
Polyethylene + boron (10 wt%)
fs
Void 3 + Fe + polyethylene
s
Void 3 + polyethylene
bs Void 3 + polyethylene + boron (10 wt%)
Fig. 3.1 ADS core configurations with 14 MeV neutrons shown in Table 3.1(Ref. [2])