1975-08-25
1978-06-06
Engle, Samuel W.
176 38, G21C 1500
Patent
active
040935132
ABSTRACT:
In a water moderated reactor, which has a plurality of vertically arranged fuel assemblies enclosed in a moderator tank provided with a cover and positioned by an upper core grid, a sprinkling device is arranged above the core grid and below the cover. The sprinkling device is composed of a plurality of substantially horizontal main sprinkling tubes each provided with a plurality of nozzles. A common distributing pipe supplies sprinkling water to the main sprinkling tubes. There are a auxiliary tubes above the main sprinkling tubes and connected to them hydraulically and mechanically by a plurality of transverse metal tubes. The cover has a detachable lower part in the form of a ring to which the sprinkling device is connected.
REFERENCES:
patent: 3346459 (1967-10-01), Prince et al.
patent: 3816245 (1974-06-01), Beuilacqua
Berens Tadeusz
Mansson Ragnar
Aktiebolaget Asea-Atom
Engle Samuel W.
Palo Ralph
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