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Title: Hodoscope performance tests on a 91-pin fuel bundle at PARKA. [LMFBR]

Conference ·
OSTI ID:6526060

Joint LASL/ANL studies of the fuel motion performance capability of a fast-neutron hodoscope have been performed on a 91-pin fuel bundle. Optimization of the neutron detectors used in the hodoscope was also investigated. The neutron detectors tested were a Hornyak button and a stilbene detector with pulse shape discrimination. These studies show that a hodoscope can provide useful fuel motion detection capability for large bundles and that the amount of information provided is greatly increased by the use of neutron detectors with high neutron thresholds and high detection efficiency. These measurements indicate that the TREAT hodoscope can be upgraded to meet most of the fuel motion diagnostic requirements of new safety facilities.

Research Organization:
Argonne National Lab., IL (USA); Los Alamos Scientific Lab., NM (USA)
DOE Contract Number:
W-31-109-ENG-38
OSTI ID:
6526060
Report Number(s):
CONF-781033-9; TRN: 79-005122
Resource Relation:
Conference: IEEE nuclear science symposium, Washington, DC, USA, 18 Oct 1978
Country of Publication:
United States
Language:
English

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