The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 26, 2019
Filed:
Apr. 17, 2017
Applicant:
Areva NP, Courbevoie, FR;
Inventors:
Dorothee Henras, Saint-Nom-la-Breteche, FR;
Song Hui Zheng, Chassieu, FR;
Assignee:
AREVA NP, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C 15/18 (2006.01); G21C 5/18 (2006.01); G21C 3/328 (2006.01); G21C 5/02 (2006.01); G21C 3/62 (2006.01); G21C 7/117 (2006.01); G21C 7/24 (2006.01);
U.S. Cl.
CPC ...
G21C 5/18 (2013.01); G21C 3/328 (2013.01); G21C 5/02 (2013.01); G21C 3/623 (2013.01); G21C 7/117 (2013.01); G21C 7/24 (2013.01); Y02E 30/38 (2013.01);
Abstract
A method is provided for operating a nuclear reactor. The method includes operating the nuclear reactor for at least one plutonium equilibrium cycle during which the core contains plutonium-equilibrium nuclear fuel assemblies; subsequently, operating the reactor for transition cycles, at least some of the plutonium-equilibrium nuclear fuel assemblies being progressively replaced with transition nuclear fuel assemblies and then with uranium-equilibrium nuclear fuel assemblies; and then operating the nuclear reactor for at least one uranium equilibrium cycle.