GAS TURBINE COMPRESSOR WITH AIR INJECTORS Russian patent published in 2015 - IPC F04D27/02 F04D29/40 

FIELD: engines and pumps.

SUBSTANCE: proposed compressor comprises first case (28a) that makes the holder of injector, second case (28b) arranged there around to make a circular chamber (40) and multiple air injectors (38, 38') fitted in their appropriate seats. Every said injector comprises at least one air feed channel (48) extending on one side to gas-air circuit (26) and, on opposite side, to said circular chamber between said cases. Injector inlet has collar (52) with inner side (52a) resting radially on inlet collar (44) of the first case appropriate seat and outer side (52b) radially resting on inner side of second case. Clamps of air injector inlet collar between said cases retain air injectors in the first case seats. All air injectors are retained in their seats by simple mechanical means.

EFFECT: ease of replacements, hence, of servicing.

7 cl, 5 dwg