AERODYNAMIC SHIELD OF REAR PART OF TURBOMACHINE COMBUSTION CHAMBER Russian patent published in 2016 - IPC F23R3/10 

FIELD: engines and pumps.

SUBSTANCE: circular shield has an inner side closing a rear end wall of a circular combustion chamber of a turbomachine equipped with a centrifugal compressor, and an outer side arranged opposite to the inner side. The shield comprises multiple holes designed for fuel nozzles passage through them, being supported by the rear end wall of the combustion chamber. The circular shield comprises multiple ledges, which stretch, protruding from the outer side of the shield, radially inside, accordingly, from the appropriate radially inner edge of holes so that each of these ledges determines continuation of the appropriate hole opened radially outside with the possibility to form an air intake.

EFFECT: invention is aimed at increasing cost-effectiveness and efficiency of combustion chamber operation.

8 cl, 9 dwg