Core barrel and support plate assembly for pressurized water nuc

Details Core barrel and support plate assembly for pressurized water nuc Core barrel and support plate assembly for pressurized water nuc

1993-03-22

1994-06-28

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Seal arrangements

Between pressure vessel cover and vessel or portion thereof

376463, G21C 1300

Patent

active

053254074

ABSTRACT:
Disclosed is a means for increasing coolant flow through the areas adjacent to where the removable top head closure is bolted to the body of pressurized water nuclear reactor. A circumferential plenum for coolant is provided between the upper flange of the core barrel, the inner wall of the pressure vessel body and the upper circular support plate and providing a plurality of orifices for coolant in the upper flange of the core barrel and the upper circular support plate whereby a coolant may be circulated through the core barrel flange, the circumferential plenum and the upper support plate and into the space enclosed by the removable top closure head.

REFERENCES:
patent: 3660231 (1972-05-01), Fox et al.
patent: 4082608 (1978-04-01), Curet
patent: 4100021 (1978-07-01), Silverblatt
patent: 4166003 (1979-08-01), Bhattacharyya et al.
patent: 4678623 (1987-07-01), Malandra et al.
patent: 5053189 (1991-10-01), Chrise et al.
patent: 5217681 (1993-06-01), Wedellsborg et al.

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