Patent ID: 11913647
Assignee: DOOSAN ENERBILITY CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 10:
11. A combustor comprising a burner having a plurality of nozzles for injecting fuel and air, and a duct assembly coupled to one side of the burner to burn a mixture of the fuel and the air therein and transmit combustion gas to a turbine, wherein each of the nozzles comprises:
a plurality of mixing tubes through which air and fuel flow;
a multi-tube configured to contain and support the mixing tubes;
a fuel tube formed inside the multi-tube and through which the fuel flows;
a tip plate coupled to a tip of the multi-tube; and
a front plate spaced apart from the tip plate to define a cooling space,
wherein the front plate includes a plurality of parallel portions parallel to the tip plate and a plurality of inclined portions inclined rearward with respect to the tip plate, and
each of the parallel portions and inclined portions are placed alternately.