A method and apparatus for controlling a propeller of a contra-rotation open fan (CROF) engine of an aircraft. A diameter of the propeller is set to be at a first diameter during at least a portion of a first flight condition of the aircraft. The diameter of the propeller is set to be at a second diameter, different from the first diameter, during at least a portion of a second flight condition of the aircraft.
OPTIMIZATION OF DOWNSTREAM OPEN FAN PROPELLER POSITION
OPTIMIERUNG DER POSITION EINES NACHGELAGERTEN PROPELLERS EINES OFFENEN LÜFTERS
OPTIMISATION DE LA POSITION D'UNE HÉLICE DE VENTILATEUR OUVERT AVAL
2018-03-14
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |
Optimization of downstream open fan propeller position and placement of acoustic sensors
European Patent Office | 2017
|DOWNSTREAM SURFACE FEATURES TO ATTENUATE PROPELLER WAKE ACOUSTIC INTERACTIONS
European Patent Office | 2018
|