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.

Date of Patent:
Aug. 26, 2025

Filed:

Sep. 12, 2019
Applicant:

Framatome, Courbevoie, FR;

Inventor:

Mathieu Segond, Paris, FR;

Assignee:

FRAMATOME, Courbevoie, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21D 3/00 (2006.01); G06N 3/045 (2023.01); G21C 17/108 (2006.01); G06N 3/082 (2023.01); G21C 9/00 (2006.01);
U.S. Cl.
CPC ...
G21D 3/001 (2013.01); G06N 3/045 (2023.01); G21C 17/108 (2013.01); G06N 3/082 (2013.01); G21C 9/00 (2013.01);
Abstract

A method for operating a nuclear reactor comprises acquiring a plurality of quantities characterizing the operation of the nuclear reactor; and calculating at least one Departure from Nucleate Boiling Ratio using a deep neural network. The entries of the deep neural network are determined by using the acquired quantities. The deep neural network includes at least two hidden layers of at least five neurons each. The method further includes calculating the deviations between the at least one calculated Departure from Nucleate Boiling Ratio and a plurality of predetermined reference threshold values and formulating a control signal for a reactor control system by using the calculated deviations. The control signal is an automatic reactor shutdown or alarm. The method also includes emergency shutdown of the nuclear reactor or emission of an alarm signal if relevant.


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