Induced nuclear reactions: processes – systems – and elements – Fuel component structure – Plural fuel segments or elements
Patent
1986-12-29
1989-05-02
Kyle, Deborah L.
Induced nuclear reactions: processes, systems, and elements
Fuel component structure
Plural fuel segments or elements
376435, G21C 332
Patent
active
048266540
ABSTRACT:
A fuel assembly comprises a plurality of fuel rods, moderator rods disposed among the fuel rods, upper and lower tie plates for holding both end portions of the fuel rods and the moderator rods, and fuel spacers for keeping distances between the fuel rods and the moderator rods constant. The fuel assembly is characterized in that there is provided a space region extending from the upper tie plate to the lower tie plate and having a space enough to dispose at least one of the fuel rods. At least one of the moderator rods being disposed adjacent to the space region. The fuel rods, the moderator rods, and the space region are disposed in a grid form.
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Aoyama Motoo
Bessho Yasunori
Maruyama Hiromi
Morimoto Yuichi
Uchikawa Sadao
Hitachi , Ltd.
Kyle Deborah L.
Wasil Daniel
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