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:
May. 27, 2025

Filed:

Aug. 14, 2023
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Michael Scott McCambridge, Loveland, OH (US);

Logan Daniel Fritz, West Chester, OH (US);

David Marion Ostdiek, Liberty Township, OH (US);

Timothy M. Kasberg, Liberty Township, OH (US);

Jason Holden, Wyoming, OH (US);

Syed J. Khalid, Palm Beach Gardens, FL (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 9/20 (2006.01); B64D 31/00 (2024.01); F01D 7/00 (2006.01); F01D 11/20 (2006.01);
U.S. Cl.
CPC ...
F02C 9/20 (2013.01); B64D 31/00 (2013.01); F01D 11/20 (2013.01); F01D 7/00 (2013.01);
Abstract

A method for reducing a clearance gap between a plurality of rotor blades and a shroud assembly of an engine includes determining, with a flight control system, that an airplane is in a first flight condition. The method also includes adjusting the clearance gap to a first clearance gap distance associated with the first flight condition. Further, the method includes receiving, with the flight control system, a demand for a second flight condition. During the second flight condition, the method includes adjusting at least two independently controllable parameters, the at least two independently controllable parameters comprising, at least, a first parameter for optimizing the clearance gap and a second parameter for satisfying a thrust demand of the engine, the first parameter having a first impact on the clearance gap, the second parameter having a second impact on the clearance gap, the first impact being greater than the second impact.


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