AIR-FUEL MIX INJECTOR, COMBUSTION CHAMBER AND GAS TURBINE ENGINE WITH SAID INJECTOR Russian patent published in 2011 - IPC F23R3/16 F23R3/28 

Abstract RU 2430307 C2

FIELD: engines and pumps.

SUBSTANCE: proposed injector has axis (X) of rotation symmetry and comprises sliding transition element 20 with axis Y of rotation coupled with radial spiral elements 40 by annular cup 30, and tapered aerodynamic casing 60 shifted axially from said radial spiral elements 40. Sliding transition element 20 has front converging conical wall 21 changing into cylindrical wall with axis X and downstream flange 23 running radially at downstream end of cylindrical wall and provided with air feed orifices called also blowdown orifices 22. Upstream converging wall 21 of said sliding transition element is provided with at least one line of extra air feed orifices 25 spaced apart along circumference.

EFFECT: reduced air losses.

10 cl, 12 dwg

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RU 2 430 307 C2

Authors

Kajre Alen

Dezol'Ti Mishel'

Pomm'E Nikolja

Dates

2011-09-27Published

2007-03-28Filed