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:
Apr. 04, 2017

Filed:

Jun. 27, 2014
Applicant:

Mitsubishi Heavy Industries, Ltd., Tokyo, JP;

Inventors:

Kei Inoue, Hyogo, JP;

Keijiro Saito, Hyogo, JP;

Yoshikazu Matsumura, Hyogo, JP;

Sosuke Nakamura, Hyogo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23D 14/70 (2006.01); F23R 3/28 (2006.01); F23R 3/34 (2006.01);
U.S. Cl.
CPC ...
F23D 14/70 (2013.01); F23R 3/286 (2013.01); F23R 3/343 (2013.01);
Abstract

Provided is a gas turbine combustor capable of reducing the size of a low-temperature air layer of pilot air formed between a pilot flame and a premixed flame and of improving the flame stability of the premixed flame. A gas turbine combustor, which is provided with a pilot burner that is provided at the center portion of a combustor main body formed in a cylindrical shape to form a pilot flame, and a plurality of main burners arranged so as to surround the outer periphery of the pilot burner to form a premixed flame, includes, as the ignition improving part, a channel blocking member that reduces the size of the low-temperature air layer of the pilot air formed between the pilot flame and the premixed flame.


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