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. 14, 2025

Filed:

Sep. 07, 2023
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Brandon W. Miller, Middletown, OH (US);

Geoffrey Whitener, Cincinnati, OH (US);

Jeffrey D. Clements, Mason, OH (US);

Patrick Marrinan, Cincinnati, OH (US);

Andrew J. Hank, Maineville, OH (US);

Assignee:

GENERAL ELECTRIC COMPANY, Evendale, OH (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02C 9/18 (2005.12);
U.S. Cl.
CPC ...
F02C 9/18 (2012.12); F05D 2260/606 (2012.12); F05D 2270/3061 (2012.12);
Abstract

A method of operating a turbine engine. The turbine engine includes a high-pressure compressor including a high-pressure compressor flowpath and a plurality of stages, and a bleed system. The bleed system includes a plurality of bleed flowpaths including a first bleed flowpath from one stage of the plurality of stages and a second bleed flowpath from another stage of the plurality of stages. The method includes directing compressed air through the high-pressure compressor flowpath, directing a first portion of the compressed air through the first bleed flowpath, the first portion of the compressed air having a first mass flow, directing a second portion of the compressed air through the second bleed flowpath, determining an altitude of the turbine engine, and changing the first mass flow of the first portion of the compressed air through the first bleed flowpath based on the altitude of the turbine engine.


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