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.
| Parameter | Value |
| 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 fraction | Natural uranium Composition: 235U—0.007, 238U—0.993 | Plutonium fraction | Reactor-grade plutonium 239Pu-60%; 240Pu—25%; 241Pu—11%; 242Pu—4% | Plutonium fraction content (%) | 13.84 | Core breeding ratio (CBR) | 1.038 | Contact layer and coolant | Lead; γ = 10.47 g/cm3 | Cladding | Stainless steel EP-823; γ = 8 g/cm3 Composition: 85% Fe, 12% Cr, 3% Si | Core height (cm) | 110 |
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