F - Mech Eng,Light,Heat,Weapons – 02 – C
Patent
F - Mech Eng,Light,Heat,Weapons
02
C
F02C 7/00 (2006.01) F01D 5/06 (2006.01) F01D 25/24 (2006.01) F16D 1/076 (2006.01)
Patent
CA 2404187
A flange (20) for connection between an axial compressor and high-pressure rotor disc unit (14) in a gas turbine (10), wherein the flange (20) has a body (22) with a frusto-conical shape which is joined to a shaft (12) of the axial compressor by means of a hub (24) which has a cylindrical shape and which, at the larger base of the frustum of the cone of the body (22) is connected to the rotor disc unit (14) by means of an extension (26) of the hub in the form of a circular ring, a circumferential recess (28) provided in a surface (29) of the extension (26) which faces the rotor disc unit (14) being connected by interference with a projection, which is complementary to the recess and is provided on the rotor disc unit (14); the body (22) has an outer generatrix which is inclined relative to the direction at right-angles to the axis (X) by an angle .alpha.1 of between 25° and 35° and an inner generatrix which is inclined by an angle .alpha.2 of between 12° and 18°.
Bacciottini Carlo
Pinzauti Massimo
Craig Wilson And Company
Nuovo Pignone Holding S.p.a.
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