Apparatus for inspecting fuel assemblies, particularly for detecting defective fuel rods from complete fuel assemblies of water-cooled nuclear reactors
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United States of America Patent
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Jan 20, 1987
Grant Date -
N/A
app pub date -
May 25, 1983
filing date -
May 27, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for inspecting fuel assemblies, includes a water container, a receptacle disposed in the container for securing bases of fuel assemblies vertically disposed in said container, a beam, a plurality of fingers engaged by the beam, measuring probes supported on the fingers, and a guiding device disposed in the container and accurately positioned relative to the receptacle for guiding the beam laterally toward the fuel assemblies for inserting the measuring probes in a given direction into spaces between cladding tubes of fuel rods of the fuel assemblies, each of the fingers being movable relative to the given insertion direction after striking an obstacle.
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