Multi-spool turbofan engine with turbine bleed

Details Multi-spool turbofan engine with turbine bleed Multi-spool turbofan engine with turbine bleed

1996-01-22

1997-11-18

Casaregola, Louis J.

Power plants

Reaction motor

Interrelated reaction motors

60 3917, F02C 918, F02K 3075

Patent

active

056875630

ABSTRACT:
A multi-spool turbofan engine has a plurality of circumferentially spaced poppet valves with diverters secured thereto for precisely controlling bleed of combustion gas aft of the high pressure turbine whereby the high pressure spool operates at high idle RPM so as to power accessories and the low pressure spool operates at low RPM so as to minimize noise and fuel consumption.

REFERENCES:
patent: 2529973 (1950-11-01), Sedille et al.
patent: 2602292 (1952-07-01), Buskland ey al.
patent: 2929206 (1960-03-01), Daveport
patent: 2943815 (1960-07-01), Besson
patent: 3363415 (1968-01-01), Willians
patent: 3601983 (1971-08-01), Guillot
patent: 5485717 (1996-01-01), Williams

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