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Retrieval of damaged subassembly from Experimental Breeder Reactor II primary tank

Journal Article · · Nucl. Technol.; (United States)
OSTI ID:5339142
The Experimental Breeder Reactor II (EBR-II) is an unmoderated, sodium-cooled reactor with a design power level of 62.5 MW(thermal). The design uses a submerged pool concept in which the reactor and fuel handling components are contained in a primary tank filled with sodium. In July 1978, during normal fuel handling operations, it was discovered that one of the subassemblies in the in-tank storage basket for reactor subassemblies was not in the proper position to be handled with the subassembly transfer arm. This paper describes the fuel handling system, the discovery and diagnosis of the damaged subassembly, the special retreval equipment, and the retrieval operation. 5 refs.
Research Organization:
Argonne Natl Lab, Idaho Falls, Idaho, USA
OSTI ID:
5339142
Journal Information:
Nucl. Technol.; (United States), Journal Name: Nucl. Technol.; (United States) Vol. 52:1; ISSN NUTYB
Country of Publication:
United States
Language:
English