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Title: High burnup performance of an advanced oxide fuel assembly in FFTF (Fast Flux Test Facility) with ferritic/martensitic materials

Conference ·
OSTI ID:6434230

An advanced oxide fuel assembly with ferritic/martensitic materials has successfully completed its sixth cycle of irradiation in the FFTF, reaching a peak pellet burnup greater than 100 MWd/KgM and a peak fast fluence greater than 15 x 10SS n/cmS. The cladding, wire-wrap, and duct material for the ACO-1 test assembly is the ferritic/martensitic alloy, HT9, which was chosen for use in long-lifetime fuel assemblies because of its good nominal temperature creep strength and low swelling rate. Valuable experience on the performance of HT9 materials has been gained from this test, advancing our quest for long-lifetime fuel. Pertinent data, obtained from the ACO-1 test assembly, will support the irradiation of the Core Demonstration Experiment in FFTF.

Research Organization:
Hanford Engineering Development Lab., Richland, WA (United States)
DOE Contract Number:
AC06-76FF02170
OSTI ID:
6434230
Report Number(s):
HEDL-SA-3497; CONF-860931-24; ON: DE87010719
Resource Relation:
Conference: International conference on reliable fuels for liquid metal reactors, Tucson, AZ, USA, 7 Sep 1986; Other Information: Portions of this document are illegible in microfiche products
Country of Publication:
United States
Language:
English