| Country | Argentina (Argentine Republic) |
| Facility Name | RA-1 ENRICO FERMI REACTOR |
| Facility Number | AR-0001 |
| Status | OPERATIONAL |
| Last Updated | 2010/02/08 |
| General Data |
| Owner | COMICION NACIONAL DE ENERGIA ATOMICA |
| Operator | COMICION NACIONAL DE ENERGIA ATOMICA |
| Licensing | ARN Autoridad Regulatoria Nuclear NUCLEAR |
| Construction Date | 1957/04/01 |
| Criticality Date | 1958/01/20 |
| Safeguards | IAEA |
| Initial Cost | |
| Annual Cost | 0.2 M US$ |
| Total Staff | 10 |
| No of Operators | 8 |
| Technical Data |
| Reactor Type | TANK |
| Thermal Power, Steady (kW) | 40.00 |
| Max Flux SS, Thermal (n/cm2-s) | 1.5E12 |
| Max Flux SS, Fast (n/cm2-s) | 1.0E12 |
| Thermal Power, Pulsed (MW) | 0.00 |
| Max Flux Pulsed, Thermal (n/cm2-s) | |
| Max Flux Pulsed, Fast (n/cm2-s) | |
| Moderator | LIGHT WATER |
| Coolant | LIGHT WATER |
| Natural Convection Cooling | |
| Forced Cooling | YES |
| Coolant Velocity in Core | 6.44 CM/S |
| Reflector | GRAPHITE |
| Reflector Number of Sides | 8 |
| Control Rods Material | CD |
| Control Rods number | 4 |
| Experimental Facilities |
| Horizontal Channels | 2 |
| Horizontal Max Flux (n/cm2-s) | 6.0E11 EPITHERMAL |
| Horizontal Use | DOSIMETRY, NEUTRON ACTIVATION ANALYSIS |
| Vertical Channels | 1 |
| Vertical Max Flux (n/cm2-s) | 2.0E12 |
| Vertical Use | NEUTRON ACTIVATION ANALYSIS |
| Core Irradiation Facilities | 2 |
| Core Max Flux (n/cm2-s) | 1.0E12 FAST |
| Reflector Irradiation Facilities | 8 |
| Loops Number | 2 |
| Loops Max Flux | 1.0E12 FAST |
| Loops use | IRRADIATION DAMAGE STUDIES |
| Fuel data |
| Origin of Fissile Material | USA |
| Enrichment Supplier | USA |
| Equilibrium Core Size | 228 |
| Plates per Element | |
| Dimensions of Plates | |
| Rods per Element | |
| Dimensions of Rods, mm | |
| Tubes per Element | 1 |
| Dimensions of Tubes, mm | 660 X 9.7 |
| Cladding Material | AL ALLOY |
| Cladding Thickness, mm | 1.0 |
| Fuel Material | |
| Fuel Thickness, mm | 7.6 |
| Uranium Density, g/cm3 | 0.55 |
| Burnup on Discharge, max % | |
| Burnup Average, % | |
| Last Shipment Year | |
| Last Receipt Year | |
| Fuel Fabricator | CNEA, ARGENTINA |
| Utilization |
| Hours per Day | 24 |
| Days per Week | 7 |
| Weeks per Year | 25 |
| MW Days per Year | 0 |
| Materials/fuel test experiments | NO |
| Isotope Production | NO |
| Neutron Scattering | NO |
| Neutron Radiography | NO |
| Neutron capture therapy | Patients irradiated: N/A |
| Activation Analysis | N/A |
| 20 | |
| Transmutation | NO |
| Geochronology | NO |
| Teaching | Number of students: 40 |
| Training | Number of operators/experimenters trained: 10 |
| Other Uses | NO |
| Operating Experience |
| Reactor | Thermal Power | Date of | Operational for | |||
| Category | Type | kW | Criticality | Construction | Years | Months |
| RESEARCH | TANK | 40.00 | 1958/01/20 | 1957/04/01 | 52 | 1 |