Title:
BURNER, COMBUSTOR PROVIDED WITH SAME, AND GAS TURBINE PROVIDED WITH COMBUSTOR
Document Type and Number:
WIPO Patent Application WO/2024/085093
Kind Code:
A1
Abstract:
This burner comprises a mixing pipe in which a mixing space is formed, and a fuel nozzle disposed in the mixing space. The fuel nozzle comprises a nozzle main body extending in an extension direction of the mixing space, and a projecting portion which projects out from an outer circumferential surface of the nozzle main body and which is spaced apart from an inner circumferential surface of the mixing pipe. The nozzle main body has a fuel ejection port capable of ejecting fuel into the mixing space. The projecting portion gradually extends to a downstream side in the extension direction as it extends in a circumferential direction relative to the nozzle main body, and the entire projecting portion is formed in a spiral shape around the nozzle main body.
Inventors:
YAMAGUCHI AKIO (JP)
FUKUBA SHINICHI (JP)
FUKUBA SHINICHI (JP)
Application Number:
PCT/JP2023/037252
Publication Date:
April 25, 2024
Filing Date:
October 13, 2023
Export Citation:
Assignee:
MITSUBISHI POWER LTD (JP)
MITSUBISHI HEAVY IND LTD (JP)
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
F23R3/28; F23D14/48; F23D14/62; F23R3/32
Domestic Patent References:
| WO2022209993A1 | 2022-10-06 |
Foreign References:
| JP2015014400A | 2015-01-22 | |||
| JP2014085106A | 2014-05-12 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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