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. 01, 2017

Filed:

Sep. 30, 2013
Applicant:

Areva NP Inc., Lynchburg, VA (US);

Inventors:

Mihai G. M. Pop, Alexandria, VA (US);

Joseph R. Wyatt, Lynchburg, VA (US);

John C. Griffith, Lynchburg, VA (US);

Assignee:

AREVA Inc., Lynchburg, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21D 3/10 (2006.01); G21C 7/00 (2006.01); G06F 17/50 (2006.01); G21C 17/00 (2006.01); G21D 3/00 (2006.01);
U.S. Cl.
CPC ...
G21C 7/00 (2013.01); G06F 17/5009 (2013.01); G21C 17/00 (2013.01); G21D 3/10 (2013.01); G21D 2003/005 (2013.01); Y02E 30/40 (2013.01);
Abstract

A method of operating a nuclear reactor is provided. The method includes defining a layer increment of a deposit layer modeling a deposit on a heat transfer surface of the nuclear reactor; periodically updating a thickness of the deposit layer by adding the layer increment to the deposit layer; recalculating properties of the deposit layer after each layer increment is added to the deposit layer; determining a temperature related variable of the heat transfer surface as a function of the recalculated properties of the deposit layer; and altering operation of the nuclear reactor when the temperature related variable of the heat transfer surface reaches a predetermined value. A method of modeling a deposit on a heat transfer surface of a nuclear reactor is also provided.


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