Molten core retention assembly

Details Molten core retention assembly Molten core retention assembly

1975-08-25

1976-06-22

Engle, Samuel W.

176 40, 176 87, G21C 900

Patent

active

039649660

ABSTRACT:
Molten fuel produced in a core overheating accident is caught by a molten core retention assembly consisting of a horizontal baffle plate having a plurality of openings therein, heat exchange tubes having flow holes near the top thereof mounted in the openings, and a cylindrical, imperforate baffle attached to the plate and surrounding the tubes. The baffle assembly is supported from the core support plate of the reactor by a plurality of hanger rods which are welded to radial beams passing under the baffle plate and intermittently welded thereto. Preferably the upper end of the cylindrical baffle terminates in an outwardly facing lip to which are welded a plurality of bearings having slots therein adapted to accept the hanger rods.

REFERENCES:
patent: 3719556 (1973-03-01), Snyder et al.
patent: 3930939 (1976-01-01), Bittermann et al.

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