Spacer for fuel assemblies of water-cooled nuclear reactors

Details Spacer for fuel assemblies of water-cooled nuclear reactors Spacer for fuel assemblies of water-cooled nuclear reactors

1984-06-25

1986-03-25

Kyle, Deborah L.

Induced nuclear reactions: processes, systems, and elements

Fuel component structure

Plural fuel segments or elements

376438, 376439, 376442, 376462, G21C 334

Patent

active

045782393

ABSTRACT:
Spacer for centering fuel rods of fuel assemblies in water-cooled nuclear reactors, including a grid of sheet metal webs formed of a zirconium alloy and being disposed on edge, rigid bumps formed from at least some of the webs for contacting a fuel rod, at least some of the webs having relatively wide cutouts and relatively narrow lateral slots formed therein, and resilient contact elements formed of chrome nickel steel and having a head part, a base part, a resilient band connecting the head and base parts together into one piece and a bent-out point formed on the resilient band for contacting a fuel rod, the head and base parts of the contact element being insertable into the cutouts and movable into a locked position in the lateral slots formed in the webs.

REFERENCES:
patent: 3398053 (1968-08-01), Huber et al.
patent: 3679546 (1972-07-01), Muellner et al.
patent: 3679547 (1972-07-01), Warberg
patent: 3753855 (1973-08-01), Donck
patent: 3769159 (1973-10-01), Zinn et al.
patent: 3933584 (1976-01-01), Litt

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