GAS TURBINE ENGINE DIFFUSER AND GAS TURBINE ENGINE WITH SUCH DIFFUSER Russian patent published in 2013 - IPC F04D29/44 

Abstract RU 2488718 C2

FIELD: engines and pumps.

SUBSTANCE: gas turbine diffuser comprises two circular baffles extending inside each other and connected by, in fact, radial vanes. Lower peripheral edge of one of said baffles comprises cutouts regularly distributed along diffuser lengthwise axis. Invention covers also gas turbine engine, in particularly, aircraft turbojet or turbo-prop, comprising aforesaid diffuser and annular combustion chamber arranged downstream of diffuser and inside engine outer housing. Fuel is forced into combustion chamber by injectors arranged between diffuser and combustion chamber to extend, in fact, radially inside inner space from outer housing. Cutouts of downstream peripheral edge of said or every diffuser baffle are leveled axially with injectors to allow upstream shift of every injector in said cutout for removal of said injector.

EFFECT: decreased axial size of turbine and its weight.

14 cl, 7 dwg

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RU 2 488 718 C2

Authors

Kommare Patris Andre

Ehrnandez Did'E Ippolit

Ljunel' Romehn Nikolja

Dates

2013-07-27Published

2009-02-20Filed