Open Access
Table 1
Main fuel assembly design parameters.
| Parameter | Value |
|---|---|
| Lattice type | 19 × 19, square |
| Cladding material | Advanced SS (FeCrAl) |
| Fuel rods per assembly | 336 |
| Fuel pellet material | U3Si2 |
| Fuel rod outer diameter (in) | 0.36 |
| Cladding thickness (in) | 0.016 |
| Pellet-clad gap width (in) | 0.006 |
| Pellet outer diameter (in) | 0.316 |
| Pellet inner void diameter (in) | 0.1 |
| Fuel pellet dishing (%) | 0.3 |
| Fuel density (% of theoretical) | 95.5 |
| Fuel rod pitch (in) | 0.477 |
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