F - Mech Eng,Light,Heat,Weapons – 02 – C
Patent
F - Mech Eng,Light,Heat,Weapons
02
C
F02C 7/262 (2006.01) F02C 7/275 (2006.01)
Patent
CA 2643463
The method and apparatus for in-flight relighting of a turbofan engine involve in one aspect selectively controlling an accessory drag load on one or more windmilling rotors to permit control of the windmill speed to an optimum value for relight conditions.
L'invention concerne un procédé et un appareil de rallumage en vol d'un réacteur à double flux comprenant selon un aspect la commande sélective d'une charge de traînée accessoire sur un ou plusieurs rotors à fonctionnement en moulinet pour permettre la commande de la vitesse à fonctionnement en moulinet selon une valeur optimale pour des conditions de rallumage.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Pratt & Whitney Canada Corp.
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