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U.S. Department of Energy
Office of Scientific and Technical Information

NUCLEAR REACTOR CONTROL

Patent ·
OSTI ID:4797310
A nuclear reactor comprises fuel element assemblies immersed in a liquid coolant. These assemblies are held in the normal position with respect to each other by forces exerted on them by the coolant flowing through the reactor core. A decrease of these forces caused by a coolant loss releases the assemblies, so that they get out of place such as to produce a dispersion of the core and make it subcritical. For producing these forces, blades are mounted on both the reactor structure and the fuel element assemblies, so that these blades cause changes in the flow direction of the coolant circulating through the core. Preferably these assemblies are supported such that they fall out of place under the action of gravity when they are released. (NPO)
Research Organization:
Originating Research Org. not identified
NSA Number:
NSA-16-028482
OSTI ID:
4797310
Report Number(s):
FR 1244854
Country of Publication:
France
Language:
English

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