Spent nuclear fuel (SNF) dry transfer system

Induced nuclear reactions: processes – systems – and elements – Handling of fission reactor component structure within... – Fuel component

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376272, G21C 1900

Patent

active

056617682

ABSTRACT:
A dry transfer system for spent nuclear fuel (SNF) assemblies includes a transfer container with a sliding sleeve for vertical translation therein. The sliding sleeve includes a number of compartments for receiving a corresponding number of fuel assemblies. The container includes an integral and remotely controllable hoist with a number of individually actuated grapples for latching onto a corresponding number of fuel assemblies. The system further includes a loading stand with an elevator for raising and lowering a fuel basket that also includes a number of compartments for moving fuel assemblies up to and in alignment with the sleeve of the transfer container that is landed on the loading stand.

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patent: 4069923 (1978-01-01), Blumenau et al.
patent: 4543488 (1985-09-01), Diem
patent: 5063299 (1991-11-01), Efferding
patent: 5114666 (1992-05-01), Ellingson et al.
patent: 5319686 (1994-06-01), Pizzano et al.
patent: 5438597 (1995-08-01), Lehnert et al.

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