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Title: Effects of Lower Drying-Storage Temperatures on the DBTT of High-Burnup PWR Cladding

Technical Report ·
DOI:https://doi.org/10.2172/1480053· OSTI ID:1480053
 [1];  [1];  [1]
  1. Argonne National Lab. (ANL), Argonne, IL (United States)

The purpose of this research effort is to determine the effects of canister and /or cask drying and storage on radial hydride precipitation in, and potential embrittlement of, high-burnup (HBU) pressurized water reactor (PWR) cladding alloys during cooling for a range of peak drying-storage temperatures and hoop stresses. Extensive precipitation of radial hydrides could lower the failure hoop stresses and strains, relative to limits established for as-irradiated cladding from discharged fuel rods stored in pools, at temperatures below the ductile- to-brittle transition temperature (DBTT).

Research Organization:
Argonne National Lab. (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE Office of Nuclear Energy (NE), Fuel Cycle Technologies (NE-5). Used Fuel Disposition Research and Development
DOE Contract Number:
AC02-06CH11357
OSTI ID:
1480053
Report Number(s):
FCRD-UFD-2015-000008; 120761
Country of Publication:
United States
Language:
English