Published 1990 | Version v1
Book

Sensitivity analysis of the dose to the biosphere parameters

  • 1. CEA Centre d'Etudes Nucleaires de Fontenay-aux-Roses, 92 (France). Dept. de Protection Sanitaire
  • 2. CEA Agence Nationale pour la gestion des Dechets, 75 - Paris (France)

Description

The objective of this study is the evaluation of the sensitivity and uncertainties of doses pattern in function of the parameters describing transfer of four radionuclides Se79, Tc99, Cs135 and Np237 in biosphere, whether it be transfer factors or distribution coefficients. This study permits to determine the most important pathways and the most weighted parameters of the dose modelisation. Anyway, a better knowledge of the magnitude of the transfer coefficients for fish and the distribution coefficient for freshwater sediment seems to be essential to the reliance of the dose calculations. 4 refs., 2 figs., 2 tabs

Abstract (French)

L'objectif de cette etude est d'etudier la sensibilite et d'evaluer l'incertitude sur la dose, des parametres decrivant le transfert de la radioactivite dans la biosphere (facteur de transfert et coefficients de distribution) pour quatre radionucleides Se79, Tc99, Cs135 et Np237. Cette etude permet de determiner les voies de transfert les plus importantes et les parametres contribuant le plus a la dose totale. D'une maniere generale, une meilleure connaissance de la valeur des facteurs de transfert au poisson et du coefficient de distribution pour les matieres en suspension dans les eaux douces, semble etre necessaire
Part of:
Proceedings of the Symposium on safety assessment of radioactive waste repositories

Additional details

Additional titles

Original title (French)
Analyse de sensibilite de la dose aux parametres radiologiques associes a une biosphere

Publishing Information

Publisher
Organisation for Economic Co-operation and Development.
Imprint Place
Paris (France)
ISBN
92-64-0334-3
Imprint Title
Proceedings of the Symposium on safety assessment of radioactive waste repositories
Imprint Pagination
1024 p.
Journal Page Range
p. 978-986.

Conference

Title
Symposium on safety assessment of radioactive waste repositories.
Original Conference Title
Symposium sur l'analyse de la surete des depots de dechets radioactifs
Dates
9-13 Oct 1989.
Place
Paris (France).

INIS

Country of Publication
France
Country of Input or Organization
Nuclear Energy Agency of the OECD (NEA)
INIS RN
23012653
Subject category
S12: MANAGEMENT OF RADIOACTIVE WASTES, AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES;
Resource subtype / Literary indicator
Conference
Descriptors DEI
A CODES; BIOSPHERE; DOSE RATES; FISSION PRODUCTS; RADIOACTIVE WASTE DISPOSAL; RADIONUCLIDE MIGRATION; SAFETY ANALYSIS; UNDERGROUND DISPOSAL
Descriptors DEC
COMPUTER CODES; ENVIRONMENTAL TRANSPORT; ISOTOPES; MANAGEMENT; MASS TRANSFER; MATERIALS; RADIOACTIVE MATERIALS; WASTE DISPOSAL; WASTE MANAGEMENT

Optional Information

Notes
Imprint:Compte rendu du Symposium sur l'analyse de la surete des depots de dechets radioactifs.