Published December 7, 1990 | Version v1
Patent Metadata-only

Nuclear fuel assembly having a retention device for primary coolant particles

Creators

Description

The retaining particles device is made by a multiplicity of tubes, parallel to fuel rods in interstitial spaces between them on a length between the bottom nozzle and the near grid

Availability note (English)

Available from Institut National de la Propriete Industrielle, Paris (France).

Abstract (French)

Le dispositif de retenue de particules est constitue par une pluralite de tubes disposes parallelement aux crayons combustibles de l'assemblage, dans chacun des interstices situes entre des crayons combustibles adjacents et sur toute la longueur d'une zone situee entre la partie superieure de l'embout inferieur et la partie inferieure de la premiere grille-entretoise, c'est-a-dire de la grille-entretoise disposee le plus pres de l'embout inferieur

Additional details

Additional titles

Original title (French)
Assemblage combustible d'un reacteur nucleaire comportant un dispositif de retenue de particules contenues dans le fluide de refroidissement du reacteur

Publishing Information

Imprint Pagination
17 p.
IPC:
Int. Cl. G21c3/32; G21c19/307.
IPC
Int. Cl. G21c3/32; G21c19/307.
Patent number
FR patent document 2647944/A/

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
22091371
Subject category
S21: SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
FILTERS; FILTRATION; FUEL ASSEMBLIES; PARTICLES; PRIMARY COOLANT CIRCUITS; PWR TYPE REACTORS; TUBES
Descriptors DEC
COOLING SYSTEMS; ENRICHED URANIUM REACTORS; POWER REACTORS; REACTOR COMPONENTS; REACTOR COOLING SYSTEMS; REACTORS; SEPARATION PROCESSES; THERMAL REACTORS; WATER COOLED REACTORS; WATER MODERATED REACTORS

Optional Information

Secondary number(s)
FR patent application 8907346.