Technical Activities Quarterly Report: AEC Reactor Development and Technology Program (April, May, June 1971)

Technical Report · Fri Oct 01 04:00:00 EDT 1971

DOI:https://doi.org/10.2172/4730151· OSTI ID:4730151

Schmid, L. C. ^[1]

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1. Battelle Pacific Northwest Labs., Richland, WA (United States)

Udpates include: (1) Defect Testing; (2) High Temperature Reactor Physics, including Reactivity Measurements in a Mockup MSBR Lattice in the HTLTR, Measurement of Neutronic Parameters for a ThO₂-PuO₂ HTGR Lattice in the HTLTR; (3) Steady State and Transient Subchannel Code Development and Data Analysis, including COBRA-III Computer Program, and Experimental Study of Flow Structure in Rod Bundles; (4) The Effect of Soluble Nuclear Poisons on Criticality; (5) Nuclear Graphite, including In-Reactor Creep, Radiolytic Reactions in Graphite Moderated Reactors, Effect of Sample Size on Dimensional Stability of Graphite, High Temperature Irradiations, and Mechanism of Irradiation Damage.

• Research Organization: Battelle Pacific Northwest Labs., Richland, WA (United States)
• Sponsoring Organization: USDOE National Nuclear Security Administration (NNSA), Nuclear Criticality Safety Program (NCSP); US Atomic Energy Commission (AEC)
• DOE Contract Number: AT(45-1)-1830
• NSA Number: NSA-26-001548
• OSTI ID: 4730151
• Report Number(s): BNWL-1522-3
• Country of Publication: United States
• Language: English

Related Subjects

11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
36 MATERIALS SCIENCE
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
CARBON DIOXIDE
CARBON MONOXIDE
COBRA-III
COOLANT LOOPS
CRITICALITY
Criticality
Defect
EXPANSION
Expansion
FAILURES
FAST NEUTRONS
FUEL CANS
FUEL ELEMENTS
Fast Neutrons
Fuel Elements
GADOLINIUM
GRAPHITE
GRAPHITE MODERATED REACTORS
HELIUM
HTGR TYPE REACTORS
HTLTR
HYDROGEN
In-Reactor Creep
MIXTURES
MOCKUP
MSBR
Measurements
Mockup
N20330 --Chemistry-- Radiation & Nuclear Chemistry--Radiolysis
N30250 --Metals
Ceramics
& Other Materials--Ceramics & Cermets--Radiation Effects
N38100* --Power Reactor Development
Nuclear Criticality Safety Program (NCSP)
Nuclear Graphite
PERFORMANCE
PLUTONIUM NITRATES
PLUTONIUM OXIDES
POISONING
PRODUCTION
Physics
Plutonium Oxides
Poisoning
Production
Reactor Kinetics
Quarterly Report
RADIATION EFFECTS
RADIOLYSIS
REACTIVITY WORTHS
REACTOR KINETICS
REACTOR LATTICES
Radiolysis
Reactivity
Safety
THORIUM OXIDES
Testing
VAPORS
WATER
ZIRCALOY