Air cooler for providing buffer air to a bearing compartment

Details Air cooler for providing buffer air to a bearing compartment Air cooler for providing buffer air to a bearing compartment

1986-08-11

1987-02-24

Garrett, Robert E.

Rotary kinetic fluid motors or pumps

With passage in blade, vane, shaft or rotary distributor...

415116, 415178, 415180, 60 3983, F02C 716, F01D 518

Patent

active

046454152

ABSTRACT:
A cooling system 46 for a turbofan gas turbine 10 is disclosed. Various construction details which increase the effectiveness of a heat exchanger 48 located in the secondary flow path 24 are developed. In one embodiment, the cooled air is used for protecting a bearing compartment.

REFERENCES:
patent: 2873944 (1959-02-01), Wiese et al.
patent: 3240468 (1966-03-01), Watts et al.
patent: 3540810 (1970-11-01), Kercher
patent: 3623825 (1971-11-01), Schneider
patent: 3767322 (1973-10-01), Durgin et al.
patent: 3891348 (1975-06-01), Auxier
patent: 4136516 (1979-01-01), Corsmeier
patent: 4183716 (1980-01-01), Takahara et al.
patent: 4224011 (1980-09-01), Dodd et al.
patent: 4288201 (1981-09-01), Wilson
patent: 4312625 (1982-01-01), Pinaire

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