COMBUSTION CHAMBER OF A GAS TURBINE Russian patent published in 2022 - IPC F23R3/28 

FIELD: combustion chambers.

SUBSTANCE: invention relates to the combustion chamber of a gas turbine. The combustion chamber of a gas turbine comprises a burner equipped with a group of fuel nozzles provided with multiple fuel nozzles for fuel supply; a plate with fuel nozzles, structurally supporting the fuel nozzles and serving to distribute the fuel supplied from the upstream side into the fuel nozzles; and a perforated plate placed on the downstream side from the fuel nozzles and equipped with holes for the nozzles, corresponding to the fuel nozzles, wherein the group of fuel nozzles includes external circumferential fuel nozzles and internal circumferential fuel nozzles, and the external diameter of at least the proximal end section of each of the external circumferential fuel nozzles exceeds the external diameter of each of the internal circumferential fuel nozzles.

EFFECT: invention provides a possibility of reducing NO_x emissions.

10 cl, 9 dwg