GAS TURBINE COMBUSTOR AND GAS TURBINE

WIPO Patent Application WO/2023/145627

A1

A gas turbine combustor according to at least one embodiment of the present disclosure is provided with: a combustion cylinder having therein a combustion chamber and having formed therein a plurality of through-holes that open to the combustion chamber; a housing that is disposed peripherally outwards of the combustion cylinder and defines an acoustic attenuation space that communicates with the combustion chamber via the through-holes; an air hole plate that has formed therein a plurality of air holes and is positioned upstream of the combustion cylinder; a plurality of fuel nozzles respectively corresponding to the plurality of air holes; an air passage that is provided between the inner peripheral surface of the combustion cylinder and the outer peripheral surface of the air hole plate and extends in the axial direction of the combustion cylinder; and an air supply flow path for supplying air flowing outside the combustion cylinder to the acoustic attenuation space. At least one of the plurality of through holes is provided directly below the air hole plate in the axial direction.

FUJIWARA NAOTO (JP)
KOBAYASHI EIICHI (JP)
KARISHUKU MITSUHIRO (JP)
HORIUCHI YASUHIRO (JP)

PCT/JP2023/001622

August 03, 2023

January 20, 2023

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MITSUBISHI HEAVY IND LTD (JP)
MITSUBISHI POWER LTD (JP)

F01D25/00; F01D25/12; F02C7/18; F02C7/22; F02C7/24; F23R3/10; F23R3/28

JP2021046951A	2021-03-25
JP2021046949A	2021-03-25
JP2007132640A	2007-05-31
US8720204B2	2014-05-13
JP2021055644A	2021-04-08
JP2003214185A	2003-07-30
JP2020515798A	2020-05-28
JP2020101306A	2020-07-02

SSIP PATENT ATTORNEY CORPORATION (JP)

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