GAS TURBINE ENGINE OIL SCOOP WITH AIR SEPARATOR

DRIVE April 15, 2026
Source
A gas turbine engine (20) includes a turbine (30, 36) for driving a shaft (28, 38) to in turn drive a rotor (26, 22). A combustor (34) receives compressed air, and combusts the compressed air. The shaft (28, 38) is supported by at least one bearing (52; 120). An oil delivery system is associated with the at least one bearing (52; 120) including an oil scoop (50; 102) rotating with the at least one shaft (28, 38) and a stationary oil jet (54) provided with a source of lubricant. A mixed fluid chamber (62; 104) is within the shaft (28, 38). The mixed fluid chamber (62; 104) is connected to an air exit (70). There further is an oil chamber (76; 116) radially outward of the mixed fluid chamber (62). The oil chamber (76; 116) is connected to the at least one bearing (52; 120).

Discussion in the ATmosphere

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