US 12,449,128 B1
Boss for a fuel injection assembly having cooling circuit and combustor provided therewith
Santiago Yepes, Greenville, SC (US); Lucas John Stoia, Taylors, SC (US); Kaitlin Marie Neville, Greenville, SC (US); Mohammad Fahd Ebna Alam, Greenville, SC (US); and Dwayne Debruhl, Simpsonville, SC (US)
Assigned to GE Vernova Infrastructure Technology LLC, Greenville, SC (US)
Filed by GE Infrastructure Technology LLC, Greenville, SC (US)
Filed on Nov. 27, 2024, as Appl. No. 18/962,582.
Int. Cl. F23R 3/00 (2006.01)
CPC F23R 3/002 (2013.01) [F23R 2900/00018 (2013.01); F23R 2900/03044 (2013.01)] 20 Claims
OG exemplary drawing
 
11. A boss for a fuel injection assembly, the boss comprising:
an outer flange;
an inner flange, the inner flange having an outer wall, an inner wall, and an impingement plate disposed between the outer wall and the inner wall; and
a body extending between the outer flange and the inner flange, the boss defining a cooling circuit comprising:
a post-impingement plenum defined in the inner flange between the impingement plate and the inner wall; and
a plurality of film cooling apertures that extend through the inner wall and that fluidly couple to the post-impingement plenum.