F - Mech Eng,Light,Heat,Weapons – 23 – R
Patent
F - Mech Eng,Light,Heat,Weapons
23
R
F23R 3/28 (2006.01) F02C 7/22 (2006.01) F23R 3/10 (2006.01)
Patent
CA 2690431
A fuel injection nozzle (24) for a gas turbine engine (10) has a central fuel ejection nozzle (34) and a plurality of airflow passages (40,44,46,50,52) within the spray tip (28) that include a first and second group of circumferentially spaced apart fuel-spray forming airflow passages (44,46) disposed on opposite sides of a transverse axis (42) and oriented towards each other such as to produce opposed fuel spray shaping air jets (23) which generate a shaped final fuel spray (90).
L'invention concerne une buse d'injection de carburant (24) pour un moteur à turbine à gaz (10), laquelle buse d'injection de carburant a une buse d'éjection de carburant centrale (34) et plusieurs passages d'écoulement d'air (40, 44, 46, 50, 52) à l'intérieur de la pointe de pulvérisation (28) qui comprennent de premier et second groupes de passages d'écoulement d'air (44, 46) formant un jet de carburant espacés périphériquement, disposés sur des côtés opposés d'un axe transversal (42) et orientés les uns vers les autres de façon à produire des jets d'air de façonnage de jet de carburant opposés (23) qui génèrent un jet de carburant final façonné (90).
Shum Frank
Verhiel Jeffrey
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Pratt & Whitney Canada Corp.
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