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. 12, 2023

Filed:

Jul. 18, 2019
Applicant:

Safran, Paris, FR;

Inventors:

Khaled Zarati, Moissy-Cramayel, FR;

Panagiotis Giannakakis, Moissy-Cramayel, FR;

Assignee:

SAFRAN, Paris, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64D 31/00 (2006.01); B64D 31/12 (2006.01); B64C 21/06 (2023.01); B64D 27/10 (2006.01); B64D 27/24 (2006.01); B64D 31/08 (2006.01); B64D 27/02 (2006.01);
U.S. Cl.
CPC ...
B64D 31/12 (2013.01); B64C 21/06 (2013.01); B64D 27/10 (2013.01); B64D 27/24 (2013.01); B64D 31/08 (2013.01); B64C 2230/06 (2013.01); B64D 2027/026 (2013.01);
Abstract

A method for managing the propulsive power of an aircraft, the aircraft extending longitudinally along an axis X from the rear forwards and comprising at least two lateral propulsion systems each comprising a fan, each lateral propulsion system having a fan rotation speed N2 and at least one rear propulsion system configured to ingest a boundary layer of said aircraft, the rear propulsion system comprising a fan having a fan rotation speed N3, the management system comprising, during a cruising phase P4, a step of adjusting the rotation speed N3 of the rear propulsion system according to the following formula N3=a*N2 in which a is a constant.


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