SLIDE 18 Gra phite de nsity is the ma jo r so urc e o f unc e rta intie s o n ke ff
Ite m Nomina l a nd bounding va lue s |Dk|×10- 5 Gra phite de nsity
(1.87±0.02) g / c m 3 349
F ue l sa lt de nsity
(2.3275±0.0160) g / c m 3 83
235U ma ss fra c tion in the sa lt
(1.408±0.007) wt% 61
INOR- 8 de nsity
(8.7745±0.0200) g / c m 3 9
Gra phite c ore he ig ht
(166.446±1) c m 19
Gra phite c ore ra dius
(70.168±0.2) c m 13
F ue l c ha nne l width
(1.016±0.127) c m 100
F ue l c ha nne l le ng th
(3.048±0.127) c m 42
6L
i e nric hme nt
(0.01± 0.001) a t. % 174
Boron c onc e ntra tion in g ra phite
(0.00008±0.000008) wt. % 18
Outle t pipe he ig ht
39.687 c m (1s = 4 c m) 31
Distributor thic kne ss
0.819 c m (1s = 0.08 c m) 29
Sa mple ba ske t she ll dime nsion
re mo ve o ne I NOR-8 pla te 16
INOR- 8 c omposition
0.06% (C ma ss fra c tio n), 0.08% 10
T
- ta l (root me a n squa re )
422