| Country | Brazil, Federative Republic of |
| Facility Name | IEA-R1 |
| Facility Number | BR-0001 |
| Status | OPERATIONAL |
| Last Updated | 2009/04/03 |
| General Data |
| Owner | IPEN-CNEN/ SAO PAULO |
| Operator | IPEN |
| Licensing | COMISSAO NACIONAL DE ENERGIA NUCLEAR, (CNEN) |
| Construction Date | 1956/01/11 |
| Criticality Date | 1957/09/16 |
| Safeguards | IAEA |
| Initial Cost | 0.85 M US$ |
| Annual Cost | 60 K US$ |
| Total Staff | 37 |
| No of Operators | 20 |
| Technical Data |
| Reactor Type | POOL |
| Thermal Power, Steady (kW) | 5,000.00 |
| Max Flux SS, Thermal (n/cm2-s) | 4.6E13 |
| Max Flux SS, Fast (n/cm2-s) | 1.3E14 |
| 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 | YES <200kW |
| Forced Cooling | >200 KW |
| Coolant Velocity in Core | 0.8 M/S |
| Reflector | GRAPHITE,BE |
| Reflector Number of Sides | 4 |
| Control Rods Material | IN,AG,CD |
| Control Rods number | 4 |
| Experimental Facilities |
| Horizontal Channels | 12 |
| Horizontal Max Flux (n/cm2-s) | 7.0E08 |
| Horizontal Use | Neutron scattering, neutron radiography, NCT |
| Vertical Channels | |
| Vertical Max Flux (n/cm2-s) | |
| Vertical Use | |
| Core Irradiation Facilities | BE IRRAD. |
| Core Max Flux (n/cm2-s) | 1.17E14 |
| Reflector Irradiation Facilities | 3 |
| Loops Number | |
| Loops Max Flux | |
| Loops use |
| Fuel data |
| Origin of Fissile Material | BRAZIL |
| Enrichment Supplier | USA AND RUSSIA |
| Equilibrium Core Size | 25 |
| Plates per Element | 18, 12 |
| Dimensions of Plates | 625 X 70.8 X 1.52 |
| Rods per Element | |
| Dimensions of Rods, mm | |
| Tubes per Element | |
| Dimensions of Tubes, mm | |
| Cladding Material | AL ALLOY |
| Cladding Thickness, mm | 0.38 |
| Fuel Material | U3O8ALX & U3SI2ALX |
| Fuel Thickness, mm | 0.76 |
| Uranium Density, g/cm3 | 2.3 (U308AL), 3.0 (U3SI2AL) |
| Burnup on Discharge, max % | 50 |
| Burnup Average, % | 30 |
| Last Shipment Year | 2007 |
| Last Receipt Year | |
| Fuel Fabricator | IPEN, BRAZIL |
| Utilization |
| Hours per Day | 24 |
| Days per Week | 3 |
| Weeks per Year | 42 |
| MW Days per Year | 525 |
| Materials/fuel test experiments | Number of runs: 2 |
| Isotope Production | 131I, 153Sm, 99Mo (capture), 192Ir, 198Au, 82Br |
| 20000 | |
| Neutron Scattering | Neutron diffractrometry, Neutron multiple scattering, Neutron powder diffractrometry |
| 600 | |
| Neutron Radiography | On-line beam hours: 600 |
| Neutron capture therapy | Patients irradiated: N/A |
| Activation Analysis | INAA, RNAA |
| 800 | |
| Transmutation | Mass of Silicon (kg) : N/A Mass of gemstones (kg): 10 |
| Geochronology | N/A |
| 140 | |
| Teaching | Number of students: 64 |
| Training | Number of operators/experimenters trained: N/A |
| Other Uses | NCT facility under construction |
| Operating Experience |
| Reactor | Thermal Power | Date of | Operational for | |||
| Category | Type | kW | Criticality | Construction | Years | Months |
| RESEARCH | POOL | 5000.00 | 1957/09/16 | 1956/01/11 | 52 | 8 |