Nuclear fuel spacer grid with improved outer straps

Details Nuclear fuel spacer grid with improved outer straps Nuclear fuel spacer grid with improved outer straps

1983-03-09

1986-04-29

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Fuel component structure

Plural fuel segments or elements

376438, 376439, 376443, 376444, G21C 334

Patent

active

045856168

ABSTRACT:
A nuclear fuel spacer grid with improved outer straps. The grid has an egg-crate array of interleaved grid straps creating cells for enclosing the fuel rods. The grid also has four outer straps connected together in a square-shaped array surrounding the grid strap's heightwise edges. The outer straps have a central portion to which is attached the grid straps' heightwise edges. The outer straps also have a top and a bottom resilient lengthwise border portion extending vertically beyond and horizontally outwardly beyond their associated outer straps central portions.

REFERENCES:
patent: 4426355 (1984-01-01), Burger
patent: 4478786 (1984-10-01), Andersson

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