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US 2018/0356097 A1Published application
Liquid fuel nozzles for dual fuel combustors
AssigneeGeneral Electric Company
InventorsBorys SHERSHNYOV, Geoffrey David MYERS, Alexey Yurievich GERASIMOV, Michael DRAISEY
Life of this patent
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Abstract
A nozzle for a combustor is disclosed. The nozzle may include a main fuel passage (202), a number of radial fuel ports (206) in communication with the main fuel passage, a prefilmer surface (212) in communication with the radial fuel ports, and a main purge air passage (218) in communication with the radial fuel ports and the prefilmer surface.
Claims20
A nozzle for a combustor, the nozzle comprising:
- a main fuel passage;
- a plurality of radial fuel ports in communication with the main fuel passage;
- a prefilmer surface in communication with the plurality of radial fuel ports;
- and
- a main purge air passage in communication with the plurality of radial fuel ports and the prefilmer surface.
2 more elements
A liquid fuel nozzle for a dual fuel combustor, the nozzle comprising:
- a main fuel passage;
- a plurality of radial fuel ports in communication with the main fuel passage;
- a prefilmer surface in communication with the plurality of radial fuel ports;
- a main purge air passage in communication with the plurality of radial fuel ports and the prefilmer surface;
- a pilot fuel passage;
- and
- a plurality of pilot purge air passages disposed between the plurality of radial fuel ports.
4 more elements
A system, comprising:
- a combustor in a gas turbine engine;
- and
- a nozzle disposed within the combustor, the nozzle comprising:
- a main fuel passage;
- a plurality of radial fuel ports in communication with the main fuel passage;
- a prefilmer surface in communication with the plurality of radial fuel ports;
- and
- a main purge air passage in communication with the plurality of radial fuel ports and the prefilmer surface.
5 more elements
Dependencies are inferred from the claim text.