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:
Dec. 21, 2021

Filed:

Mar. 24, 2017
Applicants:

Mitsubishi Heavy Industries, Ltd., Tokyo, JP;

Mitsubishi Hitachi Power Systems, Ltd., Kanagawa, JP;

Inventors:

Naoki Tsunoda, Tokyo, JP;

Keijiro Saito, Tokyo, JP;

Kenji Miyamoto, Yokohama, JP;

Assignee:

MITSUBISHI POWER, LTD., Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 9/34 (2006.01); F23R 3/14 (2006.01); F02C 7/232 (2006.01); F02C 9/00 (2006.01); F02C 9/26 (2006.01); F23R 3/28 (2006.01);
U.S. Cl.
CPC ...
F02C 9/34 (2013.01); F02C 7/232 (2013.01); F02C 9/00 (2013.01); F02C 9/26 (2013.01); F23R 3/14 (2013.01); F23R 3/28 (2013.01);
Abstract

A combustor includes: a nozzle main body having a shaft body and a swirl vane; a first fuel flow path configured to supply fuel to a first fuel injection hole defined in the nozzle main body; a second fuel flow path configured to supply fuel to a second fuel injection hole defined in the nozzle main body on a radial outer side of the first fuel injection hole; a first regulating valve provided in the first fuel flow path and configured to regulate a flow rate of the fuel in the first fuel flow path; a temperature sensor-configured to detect a temperature on a downstream side of the swirl vane; and a control device configured to control the first regulating valve so that the flow rate of the fuel in the first fuel flow path is lowered when the temperature detected by the temperature sensor satisfies a predetermined condition.


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