Procedure for reprocessing spent nuclear fuel from a light water reactor and fuel cartridge for a heavy water reactor

摘要

A fuel assembly for a heavy-water reactor which is composed while using at least partially spent fuel rods (4) from a light-water reactor. The spent fuel rods are obtained from fuel assemblies which comprise a plurality of short fuel units stacked on top of each other. The fuel units comprise fuel rods arranged between two end plates.