Sheet based, in-bundle reactivity control device for storage of spent nuclear fuel
AssigneeCurtiss-Wright Flow Control Corporation
InventorsKarl Scot Leuenroth, Matthew C. Harris
Life of this patent
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Abstract
A neutron absorber member is configured to be inserted into a control rod guide tube of a spent fuel assembly. The neutron absorber member includes a first plate and a second plate. The first plate extends along a longitudinal axis between a first end and a second end. The first plate has a slot formed therethrough at the first end. The slot extends from the first end towards the second end. The second plate is disposed within the slot of the first plate. The first plate and the second plate are arranged to have a cross-sectional shape of a cruciform.
Claims20
A neutron absorber assembly that is configured to be inserted into a control rod guide tube of a spent fuel assembly, the neutron absorber assembly comprising:
- a hollow, elongated body extending along a longitudinal axis between a first end and a second end;
- a cap disposed at the first end of the hollow body;
- a tip disposed at the second end of the hollow body;
- and
- a neutron absorber member received within the hollow body and extending along the longitudinal axis, the neutron absorber member having a first plate and a second plate that are separate from one another and that are arranged with respect to one another to have a cross-sectional shape of a cruciform.
Dependencies are inferred from the claim text.