IMPELLER OF ROTOR OF GAS TURBINE ENGINE WITH COMPENSATION OF CENTRIFUGAL LOADS Russian patent published in 2015 - IPC F01D5/02 

Abstract RU 2570088 C1

FIELD: machine building.

SUBSTANCE: impeller of rotor of gas turbine engine has blades secured on the rotor disk using the ring locks "dovetail", O-rings, and seal plate, and has compensation hole on the disk rim. The seal plate is located on the internal surface of the blade flange, repeats its shape, and is made with possibility of gaps coverage between the blades. The compensation hole made in the disk rim connects the lock cavity with the internal cavity of the rotor with pressure reduced in comparison with the pressure in through part.

EFFECT: invention reduces weight and overall dimensions of the rotor elements.

3 dwg

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RU 2 570 088 C1

Authors

Konovalova Tamara Petrovna

Uzbekov Andrej Valer'Evich

Uzbekova Valerija Andreevna

Dates

2015-12-10Published

2014-08-22Filed