Control rod housing support bars with wing assemblies

Details Control rod housing support bars with wing assemblies Control rod housing support bars with wing assemblies

1993-07-16

1994-06-21

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Miscellaneous

376219, 376239, 376277, 376287, G21C 1900

Patent

active

053234359

ABSTRACT:
A boiling water reactor control rod drive housing support bars having wing assemblies to limit the travel of a control rod in the event that a control rod housing is ruptured. The wing assemblies are placed on support bars located in rows on opposing sides of the control rod drives. Each wing on the wing assemblies supports a quadrant of a control rod drive. The wing assemblies may be rotated from an operation position to a service position to allow replacement of the control rod drives.

REFERENCES:
patent: 4752434 (1988-06-01), Savary
patent: 4820058 (1989-04-01), Wilson et al.
patent: 4859409 (1989-08-01), Matusz et al.
patent: 4888149 (1989-12-01), Bryan

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