CARTRIDGE FOR SPENT FUEL ASSEMBLY Russian patent published in 2014 - IPC G21F5/00 

FIELD: power industry.

SUBSTANCE: bundles of fuel elements of a spent fuel assembly of reactor RBMK-1000 are arranged in a cartridge for further arrangement and transportation in a transport packing set to a dry storage place for transshipment to sealed metal holders and for long-term storage. The cartridge includes a cylindrical housing with a bottom and a cover plate. At the housing bottom and the cartridge cover there are cylindrical blind holes, in which compression springs are installed, some end faces of which are attached to end faces of cylindrical blind holes, and support plates are installed on the other end faces. A bundle of spent fuel assemblies is arranged between springs with support plates.

EFFECT: possibility of installing into cartridges without any change of their length both an upper bundle and a lower unmoved bundle of fuel elements and avoiding impact loads on bundles of fuel elements at their transportation in a transport packing set in a horizontal position.

2 cl, 4 dwg