Method and system for cooling engine components

Details Method and system for cooling engine components Method and system for cooling engine components

F - Mech Eng,Light,Heat,Weapons

01

D

F01D 25/12 (2006.01) F01D 5/08 (2006.01) F02C 7/12 (2006.01)

Patent

CA 2686192

A rotatable member of a turbine engine is provided. The rotatable member includes a substantially cylindrical shaft (136) rotatable about a longitudinal axis, and a hub (128,130) coupled to the shaft through a conical shaft portion (134), the conical shaft portion including a plurality of circumferentially-spaced air passages (142), at least one of the plurality of air passages including a non-circular cross section.

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