Published 1964 | Version v1
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Preliminary studies of the kinetics of a reactor by the probability method

  • 1. Commissariat a l'Energie Atomique, Saclay (France). Centre d'Etudes Nucleaires

Description

The α decay constant of prompt neutrons has been studied in the homogeneous plutonium-fueled, light-water-moderated reactor Alecto, by the probability method. In this method, the probability to count one, two,.... neutrons during a given time is measured. The value of α can be deduced from this measurement, for various subcritical states of the reactor. The experimental results were then compared with values obtained, for the same reactivities, by the pulsed neutron technique. (authors)

Availability note (English)

Available from INIS in electronic form

Abstract (French)

On a etudie sur Alecto, reacteur homogene au plutonium, modere a l'eau legere, la constante de decroissance α des neutrons prompts par la methode des probabilites. Celle-ci consiste a mesurer la probabilite de compter un, deux, etc..., neutrons pendant un intervalle de temps donne. On a pu en deduire la valeur de α, dans divers etats sous-critiques du reacteur. On a compare les resultats experimentaux a d'autres valeurs obtenues, aux memes reactivites, par la methode des neutrons pulses. (auteurs)

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Additional details

Additional titles

Original title (French)
Etude preliminaire de la cinetique d'un reacteur par la methode des probabilites

Publishing Information

Imprint Pagination
30 p.
Report number
CEA-R--2454

Optional Information

Notes
12 refs.