Storage device for storing and/or transporting nuclear fuel assemblies
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United States of America Patent
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May 21, 2019
Grant Date -
Oct 25, 2018
app pub date -
Sep 8, 2016
filing date -
Sep 11, 2015
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Abstract
The invention relates to a storage device for storing and/or transporting nuclear fuel assemblies, which includes recesses (2) defined by separating partitions (9) defining first and second recesses (2), the partition comprising: two first walls (22) defining the first and second recesses and made of an aluminium-alloy material which is free of neutron-absorbing elements, and defining therebetween a first inter-wall space (28); two second walls (30) arranged in the first space (28) and made of a material which comprises neutron-absorbing elements, the distance between the inner (36) and outer (34) surfaces of each second wall (30) defining a thickness (e2), and a distance (E) being defined between the outer surface (34) of each second wall and a median partition plane (20), the values meeting the condition 0.1≤e2/E≤0.43.
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