US 12,215,868 B2
Injector with disc for hydrogen-driven gas turbine engine
Tin Cheung John Hu, Markham (CA)
Assigned to PRATT & WHITNEY CANADA CORP., Longueuil (CA)
Filed by PRATT & WHITNEY CANADA CORP., Longueuil (CA)
Filed on Jan. 26, 2024, as Appl. No. 18/423,649.
Claims priority of provisional application 63/482,813, filed on Feb. 2, 2023.
Prior Publication US 2024/0263583 A1, Aug. 8, 2024
Int. Cl. F23R 3/28 (2006.01); F02C 7/22 (2006.01)
CPC F23R 3/286 (2013.01) [F02C 7/22 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An injector for a gas turbine engine comprising:
an annular gas nozzle disposed along a central nozzle axis and including a forward face, a frustoconical interior surface, and gas feed conduits opening at the frustoconical interior surface;
a hydrogen feed conduit extending along the central nozzle axis through the annular gas nozzle, the hydrogen feed conduit and the frustoconical interior surface defining there between an annular mixing chamber, the hydrogen feed conduit having an end portion axially displaced from the forward face, the end portion including feed holes opening into the mixing chamber; and
a disc disposed on the end portion of the hydrogen feed conduit, the disc being diametrically larger than the end portion of the hydrogen feed conduit.