TERMIUM Plus®

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FUEL PELLET-CLAD INTERACTION [1 record]

Record 1 2016-11-23

English

Subject field(s)
  • Deterioration of Metals
  • Properties of Fuels
  • Nuclear Fission Reactors
CONT

Fuel-rod failures by pellet-cladding-interaction (PCI) occur during a power transient as a result of stresses developed by fuel-pellet expansion in the presence of an aggressive fission-product environment.

OBS

pellet-clad interaction; PCI: term and abbreviation extracted from the “Glossaire de l’énergie nucléaire” and reproduced with permission of the Organisation for Economic Co-operation and Development.

Key term(s)
  • fuel pellet-clad interaction
  • cladding-pellet interaction
  • clad-pellet interaction

French

Domaine(s)
  • Altération des métaux
  • Propriétés des combustibles
  • Réacteurs nucléaires de fission
DEF

Contact entre une pastille de combustible et la gaine d’un crayon, qui, lors de variations de puissance, crée des contraintes mécaniques pouvant elles-mêmes entraîner la fissuration de la gaine.

OBS

interaction pastille-gaine : terme et définition publiés au Journal officiel de la République française le 21 décembre 2013.

OBS

interaction pastille-gaine : terme extrait du «Glossaire de l’énergie nucléaire» et reproduit avec l’autorisation de l’Organisation de coopération et de développement économiques.

Spanish

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