Science and Technology of Nuclear Installations / 2011 / Article / Tab 5

Research Article

Radiogenic Lead with Dominant Content of 208Pb: New Coolant and Neutron Moderator for Innovative Nuclear Facilities

Table 5

Transition from (U,Pu)N-fuel to (U,Pu)O2-fuel.

ParameterFuelNatural lead208Pb

Content of Pu-fraction (%)(U,Pu)N
(U,Pu)O2
13.84
14.81
13.58
14.45
Pitch of fuel lattice (mm)(U,Pu)N
(U,Pu)O2
13.6
12.2
23.6
20.4
Height of the reactor core (cm)(U,Pu)N110298
(U,Pu)O2125314
Coolant velocity (relative units)(U,Pu)N
(U,Pu)O2
1
1.60
0.59
0.87
Number of fuel rods (relative units)(U,Pu)N
(U,Pu)O2
1
0.89
0.41
0.39
Pressure drop for coolant flow through the reactor core (relative units)(U,Pu)N
(U,Pu)O2
1
4.02
0.18
0.57