US 12,442,331 B2
High shear fuel distributor
Kian McCaldon, Orangeville (CA)
Assigned to PRATT & WHITNEY CANADA CORP., Longueuil (CA)
Filed by Pratt & Whitney Canada Corp., Longueuil (CA)
Filed on Feb. 2, 2023, as Appl. No. 18/104,912.
Prior Publication US 2024/0263581 A1, Aug. 8, 2024
Int. Cl. F23R 3/12 (2006.01); F02C 3/14 (2006.01); F02C 7/04 (2006.01); F02C 7/22 (2006.01); F02C 7/236 (2006.01)
CPC F02C 7/04 (2013.01) [F02C 3/14 (2013.01); F02C 7/222 (2013.01); F02C 7/2365 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A fuel mixture distributor for a turbine engine assembly comprising:
a mixing chamber disposed about a central axis from a back wall to an outlet of a combustion chamber;
a fuel inlet extending into the mixing chamber along the central axis, the fuel inlet including a plurality of fuel openings angled relative to the central axis;
a first air inlet encircling the mixing chamber and spaced apart from the fuel inlet, the first air inlet including a plurality of first air openings introducing a first air flow into the mixing chamber; and
a second air inlet disposed forward of the fuel inlet and the first air inlet, the second air inlet introducing a secondary air flow axially forward of the fuel inlet and the first air inlet and proximate to the outlet of the mixing chamber, wherein the second air inlet includes an air conduit that extends between an inlet end spaced a radial distance from an outlet end, wherein the outlet end comprises an opening that is disposed parallel to the central axis to open radially inward into the mixing chamber.