Title:
COMBUSTOR AND GAS TURBINE
Document Type and Number:
WIPO Patent Application WO/2020/262515
Kind Code:
A1
Abstract:
A gas turbine according to one embodiment comprises: a combustion cylinder; a pre-mixing pipe that is disposed on the upstream side of the combustion cylinder in the axial direction and that includes a scroll flow path extending in the circumferential direction of the combustion cylinder and an axial flow path extending in the axial direction of the combustion cylinder so as to connect the scroll flow path and the inside of the combustion cylinder; and a first fuel nozzle, which is disposed on the upstream side of the scroll flow path in the circumferential direction, and which has an injection hole for injecting fuel in the scroll flow path. The injection hole is disposed at a position that overlaps with the range in which the scroll flow path exists in the axial direction.
Inventors:
FUKUBA SHINICHI (JP)
TAKIGUCHI SATOSHI (JP)
ISHII YUTA (JP)
TAKIGUCHI SATOSHI (JP)
ISHII YUTA (JP)
Application Number:
PCT/JP2020/024959
Publication Date:
December 30, 2020
Filing Date:
June 25, 2020
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
F23R3/58; F02C7/18; F23D14/64; F23R3/00; F23R3/12; F23R3/28; F23R3/30
Foreign References:
| JPH0221467U | 1990-02-13 | |||
| JPS5289717A | 1977-07-27 | |||
| JPS57179338A | 1982-11-04 | |||
| JPH11257660A | 1999-09-21 | |||
| JP2003013747A | 2003-01-15 | |||
| US20060218932A1 | 2006-10-05 | |||
| US3804578A | 1974-04-16 | |||
| US20140318129A1 | 2014-10-30 |
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
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