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US 11,859,822 B2Granted
Burner assembly, gas turbine combustor, and gas turbine
AssigneeMitsubishi Heavy Industries, Ltd.
InventorsShinichi Fukuba, Satoshi Takiguchi, Keisuke Miura, Tomohiro Asai, Kenji Miyamoto, Tomo Kawakami
Life of this patent
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Abstract
A burner assembly includes a plurality of burners for mixing fuel and air. Each of the plurality of burners includes: a fuel nozzle for injecting the fuel; a mixing passage supplied with the fuel and the air; and a support portion connecting a passage wall of the mixing passage and the fuel nozzle to support the fuel nozzle.
Claims13
A burner assembly comprising a plurality of burners for mixing fuel and air,
- wherein each of the plurality of burners includes:
- a fuel nozzle for injecting the fuel;
- a mixing passage supplied with the fuel and the air;
- a support portion connecting a passage wall of the mixing passage and the fuel nozzle to support the fuel nozzle;
- a first passage formed inside the fuel nozzle and extending along an axial direction of the fuel nozzle;
- a fuel chamber formed outside of the mixing passage in a radial direction of the fuel nozzle and holding the fuel to be supplied to the fuel nozzle;
- and
- a second fuel passage formed inside the support portion,
- wherein one end of the second fuel passage is connected to the first fuel passage, and the other end of the second fuel passage is connected to the fuel chamber.
6 more elements
Dependencies are inferred from the claim text.