Research Article
GCFR Coupled Neutronic and Thermal-Fluid-Dynamics Analyses for a Core Containing Minor Actinides
Table 2
Point Neutron Kinetics (NK) core parameters (with and without MA)
| Parameters | Imposed power | Reference core (point NK values) | Reference core + MA (point NK values) |
| Reactor power | 50 MW | 50.02 MW | 50.02 MW | Total system flow rate | 32.10 Kg/s | 32.13 Kg/s | 32.11 Kg/s | Flow rate in hot channel | 0.581 Kg/s | 0.581 Kg/s | 0.581 Kg/s | Flow rate in average channel | 0.595 Kg/s | 0.595 Kg/s | 0.595 Kg/s | Reactor pressure at top of vessel | 6.92 MPa | 6.924 MPa | 6.92 MPa | Reactor mass of coolant without DHR | 389.75 Kg | 389.75 Kg | 389.75 Kg | Reactor mass of coolant with DHR | 473.54 Kg | 473.54 Kg | 473.54 Kg | Core inlet temperature | 263.9 | 263.1 | 262.8 | Core average exit temperature | 563.7 | 564.5 | 564.6 | Coolant temp rise in the core | 299.8 | 300.5 | 299.3 | Exit coolant temp in hot channel | 615.6 | 616.5 | 616.6 | Exit coolant temp in avg. Channel | 562.7 | 563.5 | 563.6 | Max clad temp in hot channel | 687.6 | 693.5 | 691.7 | Max clad temp in avg. channel | 621.2 | 626.5 | 624.9 | Max fuel temp in hot channel | 1069.5 | 1073.9 | 1070.4 | Max fuel temp in avg. channel | 946.0 | 949.9 | 946.8 | Main blower speed | 523.6 rad/s | 523.6 rad/s | 523.6 rad/s | Main blower rated head | 8007.8 | 8321 | 8319 | Main blower rated torque | 2009.1 | 2024.2 | 2024.5 | MHX heat transfer area | 157.3 | 157.3 | 157.3 |
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