Title:
燃焼器ノズル、燃焼器及びガスタービン
Document Type and Number:
Japanese Patent JP6883464
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a combustor nozzle capable of preventing flashback from occurring, a combustor, and a gas turbine.SOLUTION: The combustor nozzle comprises an axis body 51M having a main outer peripheral face Pm extending along an axial line A1 and a radially converging outer peripheral face Ps with a diameter gradually shrinking from the main outer peripheral face Pm toward the front side in the direction of the axial line A1, a plurality of swirl vanes 60 outwardly extending in the radial direction from the main outer peripheral face Pm and disposed with a gap apart from each other in the circumferential direction of the axial line A1, each having fuel ejection holes H1 formed on the surface thereof for ejecting fuel, and a flow-pass forming cylinder 51T having a first cylinder part T1 that surrounds the main outer peripheral face Pm from the outer circumference side and a second cylinder part T2 continuous from the first cylinder part T1 to surround the radially converging outer peripheral face Ps from the outer circumference side with a diameter gradually shrinking toward the front side thereof in the direction of the axial line A1.SELECTED DRAWING: Figure 4
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Inventors:
Kenji Miyamoto
Kei Inoue
Katano Hikaru
Kei Inoue
Katano Hikaru
Application Number:
JP2017090792A
Publication Date:
June 09, 2021
Filing Date:
April 28, 2017
Export Citation:
Assignee:
Mitsubishi Power, Ltd.
International Classes:
F23R3/14; F23R3/28; F23R3/30; F23R3/32
Domestic Patent References:
| JP2010223577A | ||||
| JP2016061506A | ||||
| JP2006336996A |
Attorney, Agent or Firm:
Yasushi Matsunuma
Eisuke Ito
Hiroyuki Hashimoto
Satoshi Koto
Koichiro Kamata
Taichi Hasegawa
Ryuichiro Mori
Masatake Shiga
Tadashi Takahashi
Tetsuo Yamazaki
Eisuke Ito
Hiroyuki Hashimoto
Satoshi Koto
Koichiro Kamata
Taichi Hasegawa
Ryuichiro Mori
Masatake Shiga
Tadashi Takahashi
Tetsuo Yamazaki