Science and Technology of Nuclear Installations / 2011 / Article / Tab 3

Research Article

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

Table 3

Main parameters of the calculation model.

ParameterValue

Pitch of fuel lattice (mm)13.6
Diameter of fuel meat (mm)7.7
Thickness of contact layer (mm)0.2
Thickness of cladding (mm)0.5
Diameter of fuel rod (mm)9.1
Fuel(U, Pu)N; γ = 14.32 g/cm3
Uranium fractionNatural uranium
Composition: 235U—0.007, 238U—0.993
Plutonium fractionReactor-grade plutonium
239Pu-60%; 240Pu—25%; 241Pu—11%; 242Pu—4%
Plutonium fraction content (%)13.84
Core breeding ratio (CBR)1.038
Contact layer and coolantLead; γ = 10.47 g/cm3
CladdingStainless steel EP-823; γ = 8 g/cm3
Composition: 85% Fe, 12% Cr, 3% Si
Core height (cm)110