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:
Oct. 12, 2021

Filed:

Jun. 11, 2014
Applicant:

United Technologies Corporation, Hartford, CT (US);

Inventors:

James B. Hoke, Tolland, CT (US);

Randal G. McKinney, Ellington, CT (US);

Albert K. Cheung, East Hampton, CT (US);

Assignee:

Raytheon Technologies Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23R 3/34 (2006.01); F23R 3/06 (2006.01); F23R 3/14 (2006.01); F23R 3/50 (2006.01); F23R 3/00 (2006.01); F23R 3/42 (2006.01);
U.S. Cl.
CPC ...
F23R 3/346 (2013.01); F23R 3/002 (2013.01); F23R 3/06 (2013.01); F23R 3/14 (2013.01); F23R 3/34 (2013.01); F23R 3/42 (2013.01); F23R 3/50 (2013.01); Y02T 50/60 (2013.01);
Abstract

A combustor a gas turbine engine includes an axial fuel injection system in communication with a combustion chamber, the axial fuel injection system operable to supply between about 10%-35% of a combustion airflow. A radial fuel injection system communicates with the combustion chamber downstream of the axial fuel injection system, where the radial fuel injection system is operable to supply between about 30%-60% of the combustion airflow. A multiple of dilution holes are in communication with a combustion chamber downstream of said radial fuel injection system, where the multiple of dilution holes are operable to supply between about 5%-20% of the combustion airflow.


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