Spectral Shift Control Reactor Basic Physics Program: Measurement and Analysis of Uniform Lattices of Slightly Enriched UO2 Moderated by D2O-H2O Mixtures
- Babcock &Wilcox Co., Lynchburg, VA (United States)
This report summarizes the experimental results and theoretical interpretation of a series of twenty uniform lattice critical experiments in which the neutron spectrum is varied over a fairly broad range. Two types of fuel rods were studied: 4.02%-enriched UO2 in stainless steel tubes and 2.46%-enriched UO2 in aluminum tubes. Lattice nonmoderator-to-moderator volume ratios ranged from 0.65 to 1.2. The moderators were mixtures of light and heavy water ranging in composition from zero to 77% D2O, with and without boric acid. Measurements A include critical size and composition, ∂p/∂h, buckling and reflector savings, thermal disadvantage factor, and cadmium ratios of U235 and U238. Theoretical methods used to analyze the data are given, and results are compared.
- Research Organization:
- Babcock &Wilcox Co., Lynchburg, VA (United States)
- Sponsoring Organization:
- USDOE National Nuclear Security Administration (NNSA), Nuclear Criticality Safety Program (NCSP); US Atomic Energy Commission (AEC)
- NSA Number:
- NSA-18-004786
- OSTI ID:
- 4122783
- Report Number(s):
- BAW-1273
- Country of Publication:
- United States
- Language:
- English
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Migration Area in Slightly-Enriched UO2 Light Water Moderated Lattices
Technical Report
·
Tue May 01 00:00:00 EDT 1962
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OSTI ID:4705473
SPECTRAL SHIFT CONTROL REACTOR BASIC PHYSICS PROGRAM. CRITICAL EXPERIMENTS ON LATTICES MODERATED BY D$sub 2$O-H$sub 2$O MIXTURES
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Thu Nov 30 23:00:00 EST 1961
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OSTI ID:4801485
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Mon Jun 17 00:00:00 EDT 1963
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Related Subjects
11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ALUMINUM
Aluminum
BORON OXIDES
BUCKLING
Boric Acid
Buckling
CADMIUM
CADMIUM RATIO
CONFIGURATION
CONTROL
CRITICALITY
Cadmium
Configuration
Control
Criticality
DENSITY
DISTRIBUTION
ENERGY
ENERGY RANGE
ENRICHMENT
EQUATIONS
Enrichment
FUEL CANS
FUEL ELEMENTS
FUELS
Fuel Rods
HEAVY WATER MODERATOR
Lattice
MASS
MEASURED VALUES
MODERATORS
MULTIPLICATION FACTORS
NEUTRON FLUX
NEUTRONS
NUMERICALS
Nuclear Criticality Safety Program (NCSP)
POISONING
POWER PLANTS
REACTIVITY
REACTOR CORE
REFLECTORS
RESONANCE ESCAPE PROBABILITY
RODS
SPECTRA
SPECTRAL SHIFT
STAINLESS STEELS
TEMPERATURE
THERMAL NEUTRONS
THERMAL UTILIZATION
TUBES
UO2
URANIUM 235
URANIUM 238
URANIUM DIOXIDE
Uranium Dioxide
VARIATIONS
VOLUME
WATER MODERATOR
ZONES
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ALUMINUM
Aluminum
BORON OXIDES
BUCKLING
Boric Acid
Buckling
CADMIUM
CADMIUM RATIO
CONFIGURATION
CONTROL
CRITICALITY
Cadmium
Configuration
Control
Criticality
DENSITY
DISTRIBUTION
ENERGY
ENERGY RANGE
ENRICHMENT
EQUATIONS
Enrichment
FUEL CANS
FUEL ELEMENTS
FUELS
Fuel Rods
HEAVY WATER MODERATOR
Lattice
MASS
MEASURED VALUES
MODERATORS
MULTIPLICATION FACTORS
NEUTRON FLUX
NEUTRONS
NUMERICALS
Nuclear Criticality Safety Program (NCSP)
POISONING
POWER PLANTS
REACTIVITY
REACTOR CORE
REFLECTORS
RESONANCE ESCAPE PROBABILITY
RODS
SPECTRA
SPECTRAL SHIFT
STAINLESS STEELS
TEMPERATURE
THERMAL NEUTRONS
THERMAL UTILIZATION
TUBES
UO2
URANIUM 235
URANIUM 238
URANIUM DIOXIDE
Uranium Dioxide
VARIATIONS
VOLUME
WATER MODERATOR
ZONES