US 12,281,850 B2
Multi-fluid heat exchanger
Nicholas M. Daggett, Cincinnati, OH (US); Steven Douglas Johnson, Milford, OH (US); Anand P. Roday, Mason, OH (US); and Scott Alan Schimmels, Miamisburg, OH (US)
Assigned to General Electric Company, Evendale, OH (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Mar. 22, 2024, as Appl. No. 18/613,306.
Application 18/613,306 is a division of application No. 17/190,103, filed on Mar. 2, 2021, granted, now 11,965,697.
Prior Publication US 2024/0263883 A1, Aug. 8, 2024
Int. Cl. F28D 1/04 (2006.01); F28D 1/02 (2006.01); F28D 1/047 (2006.01); F28F 9/00 (2006.01)
CPC F28D 1/0443 (2013.01) [F28D 1/0233 (2013.01); F28D 1/0475 (2013.01); F28F 9/001 (2013.01); F28D 2001/0273 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A heat exchanger for use in an aircraft engine, the heat exchanger comprising:
a first wall manifold;
a second wall manifold spaced apart from the first wall manifold;
a plurality of vanes extending generally circumferentially between the first wall manifold and the second wall manifold; and
a plurality of fluid circuits defined within the heat exchanger, each fluid circuit in the plurality of fluid circuits including a first channel portion defined within the first wall manifold, a second channel portion defined within the second wall manifold, and at least one passage portion of a plurality of passage portions defined within each vane of the plurality of vanes, each passage portion of the plurality of passage portions extending between a respective first channel portion and a respective second channel portion.