TERMIUM Plus®

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APPROCHE SOUS-CRITIQUE [1 record]

Record 1 2014-06-10

English

Subject field(s)
  • Nuclear Physics
  • Nuclear Plant Safety
DEF

A series of small increases in the reactivity of a subcritical system, by successive small changes in one of its parameters, from which may be obtained by extrapolation a safe prediction of the value of that parameter which makes the system critical.

OBS

approach to criticality: term and definition standardized by ISO.

French

Domaine(s)
  • Physique nucléaire
  • Sûreté des centrales nucléaires
DEF

Série de petits accroissements de réactivité dans un système sous-critique, au moyen de petites variations successives de l'un de ses paramètres, qui permettent de prévoir, par extrapolation et avec une marge de sécurité suffisante, la valeur de ce paramètre qui rend le système critique.

OBS

approche sous-critique : terme et définition normalisés par l'ISO.

Spanish

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