| 主权项 |
1. A system, comprising:
a multi-tube fuel nozzle, comprising:
a fuel nozzle body comprising a nozzle wall surrounding a fuel chamber, wherein the fuel chamber is fluidly coupled to a fuel conduit; anda plurality of tubes extending through the fuel chamber, wherein each tube of the plurality of tubes comprises an air intake portion, a fuel intake portion disposed downstream of the air intake portion and fluidly coupled to the fuel chamber, and an air-fuel mixture outlet portion, wherein the multi-tube fuel nozzle comprises a configuration of the air intake portions among the plurality of tubes arranged to provide a uniform exit velocity;wherein each of the air intake portions comprises an axial air inlet directed into an upstream end of a respective tube of the plurality of tubes, wherein the configuration comprises differential entry shapes of the axial air inlets among the plurality of tubes, wherein the differential entry shapes of the axial air inlets comprise at least one each of a tapered entry shape, a curved entry shape, and a straight entry shape. |
