COMPRESSOR OF AXIAL GAS-TURBINE ENGINE WITH ROTOR OF OPPOSITE ROTATION Russian patent published in 2019 - IPC F02K3/72 F02C3/73 

Abstract RU 2703888 C2

FIELD: machine building.

SUBSTANCE: axial gas turbine engine, such as a turbojet engine comprising a fan, a compressor equipped with a rotor with at least three annular rows of rotor blades, two rows of which are oppositely rotating rows, planetary step-down gearing connecting said fan with said compressor rotor and connecting said oppositely rotating rows. Axial gas turbine engine also comprises annular row of stator blades arranged between two rows of rotor blades, rotating in one direction, so as to straighten flow between said two rows of rotor blades. Each rotor blade is connected to the rotor by its inner end.

EFFECT: invention is aimed at optimization of compressor compression ratio and compactness, higher efficiency.

16 cl, 3 dwg

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RU 2 703 888 C2

Authors

Stephane Hiernaux

Dates

2019-10-22Published

2015-09-28Filed