US 11,990,825 B2
Aircraft electric motor
Kimberly Rae Saviers, Glastonbury, CT (US); Abbas A. Alahyari, Glastonbury, CT (US); Jagadeesh Kumar Tangudu, South Windsor, CT (US); and Joseph Turney, Amston, CT (US)
Assigned to HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US)
Filed by Hamilton Sundstrand Corporation, Charlotte, NC (US)
Filed on Nov. 9, 2021, as Appl. No. 17/522,118.
Prior Publication US 2023/0142019 A1, May 11, 2023
Int. Cl. H02K 3/24 (2006.01); B64D 27/24 (2006.01); B64D 33/08 (2006.01); H02K 3/22 (2006.01); H02K 5/20 (2006.01); H02K 9/20 (2006.01)
CPC H02K 9/20 (2013.01) [B64D 27/24 (2013.01); B64D 33/08 (2013.01); H02K 3/22 (2013.01); H02K 5/20 (2013.01)] 20 Claims
OG exemplary drawing
 
19. An aircraft electric motor comprising:
a motor unit having a rotor and a stator, wherein the stator includes a plurality of windings and cooling channels arranged to provide cooling to the plurality of windings;
a means for driving operation of the motor unit; and
a cooling system comprising:
at least one cooling channel integrally formed within at least one winding, wherein the at least one cooling channel comprises an inlet to receive a two-phase cooling fluid and an outlet configured to discharge the two-phase cooling fluid, wherein the at least one cooling channel defines a means for accommodating a change in phase of the two-phase fluid as it passes through the at least one cooling channel.