Bottom nozzle to lower grid attachment

Details Bottom nozzle to lower grid attachment Bottom nozzle to lower grid attachment

1990-09-14

1992-08-25

Hunt, Brooks H.

Induced nuclear reactions: processes, systems, and elements

Reactor structures

Circulating fluid within reactor

376438, 376362, 376446, G21C 1500

Patent

active

051417014

ABSTRACT:
Bottom end fuel assembly reconstitution is permitted by elimination of weld of Inconel lower grid perimeter strip to stainless steel lower end fitting. Slots in 2 or 3 sides of L.E. Fitting capture ribbed sections of grid perimeter strip, locking screws hold L.E. Fitting in position on guide thimbles. Grids lip on perimeter strip is interlocked by sliding in L.E. Fitting groove.

REFERENCES:
patent: 3769158 (1973-10-01), Winders
patent: 4076586 (1978-02-01), Bideau et al.
patent: 4134790 (1979-01-01), Bevilacqua et al.
patent: 4391771 (1983-07-01), Anthony
patent: 4996021 (1991-02-01), Bryan

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