Soluble burnable absorber rod for a nuclear reactor

Patent · Tue Feb 03 04:00:00 EST 1987

OSTI ID:7090057

Doshi, P K; Wilson, J F

This patent describes a soluble burnable absorber rod, comprising: (a) an elongated hollow tubular member having opposite ends and a hermetically sealed chamber defined therein between its opposite ends, the tubular member including (I) a tubular body of thin wall construction and having reinforcing means defined therein, the reinforcing means taking the form of convolutions formed in the body, and (II) a pair of end plugs attached to opposite ends of the body so as to hermetically seal the same; (b) a neutron absorber material in liquid form contained in the sealed chamber within the tubular member; (c) means providing a hydride sink disposed at one end of the tubular member and in communication with the sealed chamber, the sink being provided by one of the end plugs of the tubular member; and (d) means providing a hydrogen getter disposed at the other end of the tubular member and in communication with the sealed chamber, the means providing the getter being in the form of (I) a sponge of getter material disposed adjacent the other end plug of the tubular member, and (II) a retainer disposed between the sponge and the chamber for positioning the sponge within the member and having a passageway formed therein for providing communication between the chamber and the sponge.

• Assignee: Westinghouse Electric Corp., Pittsburgh, PA
• Patent Number(s): US 4640813
• OSTI ID: 7090057
• Country of Publication: United States
• Language: English

Related Subjects

22 GENERAL STUDIES OF NUCLEAR REACTORS
220400* -- Nuclear Reactor Technology-- Control Systems
BURNABLE POISONS
CLOSURES
CONTROL ELEMENTS
ELEMENTS
ELONGATION
FLUIDS
GETTERS
HYDRIDES
HYDROGEN
HYDROGEN COMPOUNDS
LIQUIDS
MATERIALS
NEUTRON ABSORBERS
NONMETALS
NUCLEAR POISONS
POSITIONING
POWER REACTORS
REACTOR COMPONENTS
REACTOR MATERIALS
REACTORS
REINFORCED MATERIALS
SEALS
SOLUBILITY
TUBES
WALLS