Results from the run-beyond-cladding-breach irradiation of a predefected fuel pin (RBCB-6)
A slit was machined through the cladding of an irradiated fuel pin and irradiation in the Experimental Breeder Reactor-II (EBR-II) was resumed. The condition of the fuel pin was continuously followed with delayed neutron (DN) monitors. When the DN signal increased to a previously established administrative limit, the test was terminated. Postirradiation examination showed the sodium-fuel reaction caused fuel swelling and extension of the machined slit. There was no evidence of fuel loss nor was there any indication of impending pin-to-pin failure propagation. This test supports an increase in DN signal for subsequent run-beyond-cladding-breach (RBCB) tests.
- Research Organization:
- Hanford Engineering Development Lab., Richland, WA (United States)
- DOE Contract Number:
- EY-76-C-14-2170
- OSTI ID:
- 5944611
- Report Number(s):
- HEDL-TME-79-23; TRN: 79-020774
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
FUEL ELEMENT FAILURE
LMFBR TYPE REACTORS
CRACKS
DELAYED NEUTRONS
EBR-2 REACTOR
FAILED ELEMENT DETECTION
FUEL-COOLANT INTERACTIONS
SIMULATION
ACCIDENTS
BARYONS
BREEDER REACTORS
DETECTION
ELEMENTARY PARTICLES
EPITHERMAL REACTORS
EXPERIMENTAL REACTORS
FAST REACTORS
FBR TYPE REACTORS
FERMIONS
FISSION NEUTRONS
HADRONS
LIQUID METAL COOLED REACTORS
NEUTRONS
NUCLEONS
POWER REACTORS
REACTOR ACCIDENTS
REACTORS
RESEARCH AND TEST REACTORS
SODIUM COOLED REACTORS
210500* - Power Reactors
Breeding
FUEL ELEMENT FAILURE
LMFBR TYPE REACTORS
CRACKS
DELAYED NEUTRONS
EBR-2 REACTOR
FAILED ELEMENT DETECTION
FUEL-COOLANT INTERACTIONS
SIMULATION
ACCIDENTS
BARYONS
BREEDER REACTORS
DETECTION
ELEMENTARY PARTICLES
EPITHERMAL REACTORS
EXPERIMENTAL REACTORS
FAST REACTORS
FBR TYPE REACTORS
FERMIONS
FISSION NEUTRONS
HADRONS
LIQUID METAL COOLED REACTORS
NEUTRONS
NUCLEONS
POWER REACTORS
REACTOR ACCIDENTS
REACTORS
RESEARCH AND TEST REACTORS
SODIUM COOLED REACTORS
210500* - Power Reactors
Breeding