Research Article
Preliminary Evaluation of a Nuclear Scenario Involving Innovative Gas Cooled Reactors
Table 8
GCFR Major target parameter: reference values.
| Reactor design parameters |
| Reactor thermal power | 2400 | Efficiency | 48% (direct cycle helium) | Coolant inlet temperature | 490°C | Coolant out temperature | 850°C | Height/diameter ratio | 0.65 | Fissile height [mm] | 2300 | N° fuel assemblies | | N° control rods | 24 | N° reflector assemblies (mixture of Zr3Si2, SiC, and He), | 168 | Nominal coolant pressure [MPa] | 7.0 | Power density | 100 MW/m3 |
| Core |
| Core external radius | 300 cm | Core height | 230 cm | (U, Pu)C fraction (%vol) | 56 | SiC (%vol) | 16 | Helium (%vol) | 28 | Density [g/cc] | (U,Pu)C | 11.5855 (85% TD) | SiC | 3.16 | He | ( = 660°C; P = 7 MPa) |
| Reflectors |
| Axial top reflector height | 50 cm | Axial bottom reflector height | 50 cm |
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