TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

FUEL RESISTANCE [1 record]

Record 1 2011-12-12

English

Subject field(s)
  • Properties of Fuels
  • Nuclear Fission Reactors
OBS

Changes in fuel pellets and cladding occur at high burnups that appear to reduce the fuel’s resistance to damage; that damage could be caused by reactivity initiated accidents (RIAs), loss-of-coolant accidents (LOCAs), or other transients.

French

Domaine(s)
  • Propriétés des combustibles
  • Réacteurs nucléaires de fission
CONT

Tenue du combustible. En service, les pastilles d’oxyde se fissurent et gonflent légèrement, mais la tenue des aiguilles reste très satisfaisante jusqu’à des taux de combustion très élevés (ordre de grandeur : 50 000 à 150 000 MW · j/t) avec un taux de rupture de gaines extrêmement faible. Les facteurs limitatifs de la tenue du combustible sont actuellement le gonflement de l’acier austénitique sous rayonnement et l’interaction oxyde-gaine […]

Spanish

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