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U.S. Department of Energy
Office of Scientific and Technical Information

Television alignment of mast assembly in refueling of nuclear reactor

Patent ·
OSTI ID:6721474
This patent describes the refueling of a nuclear reactor having component assemblies of at least one type and being disposed in a pit in a containment under water, the refueling being carried out with a mast movable axially and circumferentially for raising and lowering the component assemblies, a mechanism, connected to an end of the mast, cooperative with the mast, for engaging a component assembly to be raised by the mast, a television camera, and a television monitor having an image-reference indication, the mechanism being connected to the mast movable with the mast; the method of positioning the mechanism to engage the component assembly appropriately for raising and lowering. It comprises: mounting the camera on the mechanism movable therewith, suspending the mast in the water of the pit with the mechanism extending from the end of the mast in the pit in position to engage the component assembly.
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (USA)
Patent Number(s):
A; US 4929413
Application Number:
PPN: US 7-234114A
OSTI ID:
6721474
Country of Publication:
United States
Language:
English