Fuel-sodium reaction product formation in breached mixed-oxide fuel
Conference
·
OSTI ID:6520798
The run-beyond-cladding-breach (RBCB) operation of mixed-oxide LMR fuel pins has been studied for six years in the Experimental Breeder Reactor-II (EBR-II) as part of a joint program between the US Department of Energy and the Power Reactor and Nuclear Fuel Development Corporation of Japan. The formation of fuel-sodium reaction product (FSRP), Na/sub 3/MO/sub 4/, where M = U/sub 1-y/Pu/sub y/, in the outer fuel regions is the major phenomenon governing RBCB behavior. It increases fuel volume, decreases fuel stoichiometry, modifies fission-product distributions, and alters thermal performance of a pin. This paper describes the morphology of Na/sub 3/MO/sub 4/ observed in 5.84-mm diameter pins covering a variety of conditions and RBCB times up to 150 EFPD's. 8 refs., 1 fig.
- Research Organization:
- Argonne National Lab., IL (USA)
- DOE Contract Number:
- W-31109-ENG-38
- OSTI ID:
- 6520798
- Report Number(s):
- CONF-881011-40; ON: DE89007383
- Country of Publication:
- United States
- Language:
- English
Similar Records
Fuel/sodium reaction product formation in breached mixed-oxide fuel
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Conference
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Thu Dec 31 23:00:00 EST 1987
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Conference
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·
OSTI ID:7148099
Thermal conductivity of Na/sub 3/(U/sub 1-y/Pu/sub y/)O/sub 4/: A preliminary in-pile determination
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Wed Dec 31 23:00:00 EST 1986
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Related Subjects
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
210500* -- Power Reactors
Breeding
ACTINIDE COMPOUNDS
ALKALI METAL COMPOUNDS
ALKALI METALS
BREEDER REACTORS
CESIUM
CHALCOGENIDES
ELEMENTS
EPITHERMAL REACTORS
FAST REACTORS
FBR TYPE REACTORS
FUEL ELEMENTS
FUEL PINS
FUEL-COOLANT INTERACTIONS
LIQUID METAL COOLED REACTORS
LMFBR TYPE REACTORS
METALS
MORPHOLOGY
OXIDES
OXYGEN COMPOUNDS
PERFORMANCE
PLUTONIUM COMPOUNDS
PLUTONIUM OXIDES
REACTOR COMPONENTS
REACTORS
SODIUM COMPOUNDS
TRANSURANIUM COMPOUNDS
URANIUM COMPOUNDS
URANIUM OXIDES
VOIDS
210500* -- Power Reactors
Breeding
ACTINIDE COMPOUNDS
ALKALI METAL COMPOUNDS
ALKALI METALS
BREEDER REACTORS
CESIUM
CHALCOGENIDES
ELEMENTS
EPITHERMAL REACTORS
FAST REACTORS
FBR TYPE REACTORS
FUEL ELEMENTS
FUEL PINS
FUEL-COOLANT INTERACTIONS
LIQUID METAL COOLED REACTORS
LMFBR TYPE REACTORS
METALS
MORPHOLOGY
OXIDES
OXYGEN COMPOUNDS
PERFORMANCE
PLUTONIUM COMPOUNDS
PLUTONIUM OXIDES
REACTOR COMPONENTS
REACTORS
SODIUM COMPOUNDS
TRANSURANIUM COMPOUNDS
URANIUM COMPOUNDS
URANIUM OXIDES
VOIDS